./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_31_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a271839-206c-484d-9958-5cad2ccb731b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a271839-206c-484d-9958-5cad2ccb731b/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a271839-206c-484d-9958-5cad2ccb731b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a271839-206c-484d-9958-5cad2ccb731b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_31_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a271839-206c-484d-9958-5cad2ccb731b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a271839-206c-484d-9958-5cad2ccb731b/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 68c3dd82f2a1c43b4ddc62f9c5ae4e2d6e21711026bbedab3f03256efc5f2008 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:18:19,307 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:18:19,397 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a271839-206c-484d-9958-5cad2ccb731b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:18:19,404 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:18:19,405 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:18:19,438 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:18:19,439 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:18:19,440 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:18:19,441 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:18:19,442 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:18:19,442 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:18:19,443 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:18:19,444 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:18:19,444 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:18:19,445 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:18:19,446 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:18:19,447 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:18:19,447 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:18:19,448 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:18:19,449 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:18:19,450 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:18:19,451 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:18:19,451 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:18:19,452 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:18:19,453 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:18:19,453 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:18:19,454 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:18:19,455 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:18:19,455 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:18:19,456 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:18:19,456 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:18:19,457 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:18:19,457 INFO L153 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_9a271839-206c-484d-9958-5cad2ccb731b/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a271839-206c-484d-9958-5cad2ccb731b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68c3dd82f2a1c43b4ddc62f9c5ae4e2d6e21711026bbedab3f03256efc5f2008 [2023-11-19 03:18:19,785 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:18:19,827 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:18:19,830 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:18:19,832 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:18:19,833 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:18:19,834 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a271839-206c-484d-9958-5cad2ccb731b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_31_good.i [2023-11-19 03:18:23,234 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:18:23,790 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:18:23,791 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a271839-206c-484d-9958-5cad2ccb731b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_31_good.i [2023-11-19 03:18:23,825 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a271839-206c-484d-9958-5cad2ccb731b/bin/ukojak-verify-G8NBE6pJGL/data/570e408ff/a9b9c047e6454e70b4970064a0ee1d80/FLAG576e4f08c [2023-11-19 03:18:23,843 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a271839-206c-484d-9958-5cad2ccb731b/bin/ukojak-verify-G8NBE6pJGL/data/570e408ff/a9b9c047e6454e70b4970064a0ee1d80 [2023-11-19 03:18:23,847 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:18:23,849 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:18:23,850 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:18:23,851 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:18:23,857 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:18:23,858 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:18:23" (1/1) ... [2023-11-19 03:18:23,860 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f9b3b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:23, skipping insertion in model container [2023-11-19 03:18:23,860 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:18:23" (1/1) ... [2023-11-19 03:18:23,931 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:18:24,427 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:18:25,165 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:18:25,183 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:18:25,213 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:18:25,312 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:18:25,550 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:18:25,551 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:18:25,551 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:18:25,551 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:18:25,552 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:18:25,561 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:18:25,563 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:25 WrapperNode [2023-11-19 03:18:25,563 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:18:25,564 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:18:25,565 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:18:25,565 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:18:25,575 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:25" (1/1) ... [2023-11-19 03:18:25,631 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:25" (1/1) ... [2023-11-19 03:18:25,680 INFO L138 Inliner]: procedures = 501, calls = 61, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 59 [2023-11-19 03:18:25,681 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:18:25,682 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:18:25,682 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:18:25,682 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:18:25,693 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:25" (1/1) ... [2023-11-19 03:18:25,700 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:25" (1/1) ... [2023-11-19 03:18:25,703 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:25" (1/1) ... [2023-11-19 03:18:25,718 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:25" (1/1) ... [2023-11-19 03:18:25,724 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:25" (1/1) ... [2023-11-19 03:18:25,726 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:25" (1/1) ... [2023-11-19 03:18:25,728 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:25" (1/1) ... [2023-11-19 03:18:25,730 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:25" (1/1) ... [2023-11-19 03:18:25,733 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:18:25,734 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:18:25,735 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:18:25,735 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:18:25,736 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:25" (1/1) ... [2023-11-19 03:18:25,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:18:25,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a271839-206c-484d-9958-5cad2ccb731b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:18:25,782 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a271839-206c-484d-9958-5cad2ccb731b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:18:25,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a271839-206c-484d-9958-5cad2ccb731b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:18:25,840 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-19 03:18:25,841 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-19 03:18:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 03:18:25,841 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 03:18:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:18:25,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:18:25,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:18:25,842 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 03:18:25,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:18:26,002 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:18:26,005 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:18:26,144 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:18:26,222 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:18:26,231 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:18:26,237 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:26 BoogieIcfgContainer [2023-11-19 03:18:26,237 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:18:26,238 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:18:26,238 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:18:26,251 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:18:26,251 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:26" (1/1) ... [2023-11-19 03:18:26,262 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:18:26,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:26,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2023-11-19 03:18:26,333 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2023-11-19 03:18:26,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:18:26,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:26,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:26,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:26,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:26,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:26,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2023-11-19 03:18:26,819 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2023-11-19 03:18:26,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:18:26,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:26,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:26,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:26,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:26,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:26,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2023-11-19 03:18:26,969 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2023-11-19 03:18:26,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:18:26,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:26,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:27,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:27,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:27,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 18 transitions. [2023-11-19 03:18:27,150 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2023-11-19 03:18:27,151 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:18:27,151 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2023-11-19 03:18:27,162 INFO L751 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2023-11-19 03:18:27,185 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:27,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:18:27 ImpRootNode [2023-11-19 03:18:27,191 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:18:27,191 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:18:27,192 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:18:27,192 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:18:27,193 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:26" (3/4) ... [2023-11-19 03:18:27,195 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:18:27,200 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-19 03:18:27,200 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-19 03:18:27,206 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2023-11-19 03:18:27,206 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-19 03:18:27,207 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 03:18:27,207 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:18:27,318 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a271839-206c-484d-9958-5cad2ccb731b/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:18:27,319 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a271839-206c-484d-9958-5cad2ccb731b/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:18:27,319 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:18:27,320 INFO L158 Benchmark]: Toolchain (without parser) took 3471.82ms. Allocated memory is still 203.4MB. Free memory was 162.0MB in the beginning and 91.9MB in the end (delta: 70.1MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. [2023-11-19 03:18:27,321 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 134.2MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:18:27,321 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1713.03ms. Allocated memory is still 203.4MB. Free memory was 161.4MB in the beginning and 150.6MB in the end (delta: 10.8MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. [2023-11-19 03:18:27,322 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.65ms. Allocated memory is still 203.4MB. Free memory was 150.6MB in the beginning and 147.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:18:27,323 INFO L158 Benchmark]: Boogie Preprocessor took 51.75ms. Allocated memory is still 203.4MB. Free memory was 147.5MB in the beginning and 145.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:18:27,323 INFO L158 Benchmark]: RCFGBuilder took 502.83ms. Allocated memory is still 203.4MB. Free memory was 145.4MB in the beginning and 131.8MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:18:27,324 INFO L158 Benchmark]: CodeCheck took 952.72ms. Allocated memory is still 203.4MB. Free memory was 130.7MB in the beginning and 97.2MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-19 03:18:27,325 INFO L158 Benchmark]: Witness Printer took 128.12ms. Allocated memory is still 203.4MB. Free memory was 97.2MB in the beginning and 91.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:18:27,328 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 25 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 61 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 27 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 34 IncrementalHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 27 mSDtfsCounter, 34 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 171 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 4 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, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 26 NumberOfCodeBlocks, 26 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 23 ConstructedInterpolants, 0 QuantifiedInterpolants, 31 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1573]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1573]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 1593]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 134.2MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1713.03ms. Allocated memory is still 203.4MB. Free memory was 161.4MB in the beginning and 150.6MB in the end (delta: 10.8MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.65ms. Allocated memory is still 203.4MB. Free memory was 150.6MB in the beginning and 147.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.75ms. Allocated memory is still 203.4MB. Free memory was 147.5MB in the beginning and 145.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 502.83ms. Allocated memory is still 203.4MB. Free memory was 145.4MB in the beginning and 131.8MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 952.72ms. Allocated memory is still 203.4MB. Free memory was 130.7MB in the beginning and 97.2MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 128.12ms. Allocated memory is still 203.4MB. Free memory was 97.2MB in the beginning and 91.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 03:18:27,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a271839-206c-484d-9958-5cad2ccb731b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE