./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_06_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e63b60cc-25d8-4f43-8a1a-2d28fcf0679f/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e63b60cc-25d8-4f43-8a1a-2d28fcf0679f/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e63b60cc-25d8-4f43-8a1a-2d28fcf0679f/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e63b60cc-25d8-4f43-8a1a-2d28fcf0679f/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_06_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e63b60cc-25d8-4f43-8a1a-2d28fcf0679f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e63b60cc-25d8-4f43-8a1a-2d28fcf0679f/bin/ukojak-verify-afCqCEvfdi --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 bdf9d65ad696e8dfb5100422e93e2b3ba420fc1a62f743a5aadda294f5811fc0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:07:42,647 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:07:42,750 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e63b60cc-25d8-4f43-8a1a-2d28fcf0679f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-24 23:07:42,755 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:07:42,756 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:07:42,792 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:07:42,793 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:07:42,794 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:07:42,800 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:07:42,807 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:07:42,808 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:07:42,808 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:07:42,809 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:07:42,811 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:07:42,812 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:07:42,812 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:07:42,813 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:07:42,813 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:07:42,814 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:07:42,814 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:07:42,814 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:07:42,816 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:07:42,818 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:07:42,818 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:07:42,819 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:07:42,819 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:42,820 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:07:42,820 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:07:42,821 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:07:42,821 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:07:42,822 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:07:42,823 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:07:42,823 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_e63b60cc-25d8-4f43-8a1a-2d28fcf0679f/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e63b60cc-25d8-4f43-8a1a-2d28fcf0679f/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bdf9d65ad696e8dfb5100422e93e2b3ba420fc1a62f743a5aadda294f5811fc0 [2023-11-24 23:07:43,109 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:07:43,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:07:43,147 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:07:43,149 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:07:43,149 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:07:43,151 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e63b60cc-25d8-4f43-8a1a-2d28fcf0679f/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_06_good.i [2023-11-24 23:07:46,258 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:07:46,723 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:07:46,725 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e63b60cc-25d8-4f43-8a1a-2d28fcf0679f/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_06_good.i [2023-11-24 23:07:46,753 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e63b60cc-25d8-4f43-8a1a-2d28fcf0679f/bin/ukojak-verify-afCqCEvfdi/data/d0f4d1ab8/87d200087395460c910ff237432a61bf/FLAGf5729b93f [2023-11-24 23:07:46,768 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e63b60cc-25d8-4f43-8a1a-2d28fcf0679f/bin/ukojak-verify-afCqCEvfdi/data/d0f4d1ab8/87d200087395460c910ff237432a61bf [2023-11-24 23:07:46,771 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:07:46,775 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:07:46,777 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:46,777 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:07:46,782 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:07:46,783 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:46" (1/1) ... [2023-11-24 23:07:46,784 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57fc166a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:46, skipping insertion in model container [2023-11-24 23:07:46,785 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:46" (1/1) ... [2023-11-24 23:07:46,886 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:07:47,951 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:47,967 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:07:48,098 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:48,322 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:07:48,322 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:07:48,323 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:07:48,323 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:07:48,323 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:07:48,331 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:07:48,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:48 WrapperNode [2023-11-24 23:07:48,332 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:48,333 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:48,334 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:07:48,334 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:07:48,341 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:48" (1/1) ... [2023-11-24 23:07:48,398 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:48" (1/1) ... [2023-11-24 23:07:48,450 INFO L138 Inliner]: procedures = 503, calls = 86, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 132 [2023-11-24 23:07:48,451 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:48,452 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:07:48,452 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:07:48,452 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:07:48,462 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:48" (1/1) ... [2023-11-24 23:07:48,462 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:48" (1/1) ... [2023-11-24 23:07:48,466 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:48" (1/1) ... [2023-11-24 23:07:48,466 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:48" (1/1) ... [2023-11-24 23:07:48,473 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:48" (1/1) ... [2023-11-24 23:07:48,476 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:48" (1/1) ... [2023-11-24 23:07:48,478 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:48" (1/1) ... [2023-11-24 23:07:48,480 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:48" (1/1) ... [2023-11-24 23:07:48,484 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:07:48,485 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:07:48,486 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:07:48,486 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:07:48,487 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:48" (1/1) ... [2023-11-24 23:07:48,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:48,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e63b60cc-25d8-4f43-8a1a-2d28fcf0679f/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:07:48,520 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e63b60cc-25d8-4f43-8a1a-2d28fcf0679f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:07:48,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e63b60cc-25d8-4f43-8a1a-2d28fcf0679f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:07:48,567 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-24 23:07:48,567 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-24 23:07:48,568 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-24 23:07:48,568 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 23:07:48,568 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 23:07:48,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:07:48,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:07:48,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:07:48,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:07:48,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:07:48,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:07:48,569 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 23:07:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:07:48,731 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:07:48,733 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:07:48,966 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:07:49,030 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:07:49,030 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:07:49,031 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:49 BoogieIcfgContainer [2023-11-24 23:07:49,031 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:07:49,032 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:07:49,032 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:07:49,041 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:07:49,041 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:49" (1/1) ... [2023-11-24 23:07:49,049 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:07:49,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:49,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 67 states and 91 transitions. [2023-11-24 23:07:49,097 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 91 transitions. [2023-11-24 23:07:49,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:07:49,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:49,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:49,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:49,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:49,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:49,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 67 states and 90 transitions. [2023-11-24 23:07:49,498 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 90 transitions. [2023-11-24 23:07:49,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:07:49,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:49,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:49,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:49,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:49,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:49,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 66 states and 89 transitions. [2023-11-24 23:07:49,650 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 89 transitions. [2023-11-24 23:07:49,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:07:49,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:49,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:49,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:49,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:49,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:49,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 65 states and 88 transitions. [2023-11-24 23:07:49,795 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 88 transitions. [2023-11-24 23:07:49,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:07:49,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:49,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:49,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:49,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:49,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:49,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 69 states and 94 transitions. [2023-11-24 23:07:49,895 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 94 transitions. [2023-11-24 23:07:49,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:07:49,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:49,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:49,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:49,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:50,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:50,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 68 states and 93 transitions. [2023-11-24 23:07:50,023 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 93 transitions. [2023-11-24 23:07:50,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:07:50,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:50,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:50,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:50,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:50,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:50,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 92 transitions. [2023-11-24 23:07:50,173 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2023-11-24 23:07:50,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:07:50,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:50,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:50,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:50,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:50,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:50,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 69 states and 94 transitions. [2023-11-24 23:07:50,250 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 94 transitions. [2023-11-24 23:07:50,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:07:50,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:50,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:50,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:50,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:50,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:50,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 72 states and 99 transitions. [2023-11-24 23:07:50,384 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions. [2023-11-24 23:07:50,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:07:50,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:50,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:50,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:50,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:50,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:50,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 76 states and 105 transitions. [2023-11-24 23:07:50,603 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 105 transitions. [2023-11-24 23:07:50,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:07:50,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:50,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:50,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:50,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:50,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:50,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 79 states and 109 transitions. [2023-11-24 23:07:50,817 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 109 transitions. [2023-11-24 23:07:50,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:07:50,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:50,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:50,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:50,883 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:07:51,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:51,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 79 states and 108 transitions. [2023-11-24 23:07:51,046 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 108 transitions. [2023-11-24 23:07:51,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:07:51,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:51,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:51,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:51,106 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:07:51,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:51,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 78 states and 106 transitions. [2023-11-24 23:07:51,120 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2023-11-24 23:07:51,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:07:51,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:51,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:51,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:51,159 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:07:51,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:51,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 74 states and 99 transitions. [2023-11-24 23:07:51,173 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 99 transitions. [2023-11-24 23:07:51,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:07:51,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:51,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:51,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:51,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:51,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:51,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 71 states and 95 transitions. [2023-11-24 23:07:51,356 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 95 transitions. [2023-11-24 23:07:51,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:07:51,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:51,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:51,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:51,428 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:07:51,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:51,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 71 states and 94 transitions. [2023-11-24 23:07:51,538 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 94 transitions. [2023-11-24 23:07:51,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:07:51,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:51,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:51,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:51,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:51,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 74 states and 101 transitions. [2023-11-24 23:07:51,906 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 101 transitions. [2023-11-24 23:07:51,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:07:51,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:51,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:51,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:51,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:52,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:52,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 56 states and 71 transitions. [2023-11-24 23:07:52,116 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 71 transitions. [2023-11-24 23:07:52,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:07:52,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:52,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:52,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:52,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:52,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:52,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 55 states and 70 transitions. [2023-11-24 23:07:52,331 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2023-11-24 23:07:52,331 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-24 23:07:52,331 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 19 iterations. [2023-11-24 23:07:52,342 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-24 23:07:52,463 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 23:07:52,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:07:52 ImpRootNode [2023-11-24 23:07:52,469 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:07:52,469 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:07:52,469 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:07:52,469 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:07:52,470 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:49" (3/4) ... [2023-11-24 23:07:52,472 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 23:07:52,476 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-24 23:07:52,476 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-24 23:07:52,485 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-11-24 23:07:52,485 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-24 23:07:52,486 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-24 23:07:52,487 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 23:07:52,487 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 23:07:52,624 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e63b60cc-25d8-4f43-8a1a-2d28fcf0679f/bin/ukojak-verify-afCqCEvfdi/witness.graphml [2023-11-24 23:07:52,624 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e63b60cc-25d8-4f43-8a1a-2d28fcf0679f/bin/ukojak-verify-afCqCEvfdi/witness.yml [2023-11-24 23:07:52,624 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:07:52,625 INFO L158 Benchmark]: Toolchain (without parser) took 5852.22ms. Allocated memory is still 197.1MB. Free memory was 147.0MB in the beginning and 96.3MB in the end (delta: 50.7MB). Peak memory consumption was 51.3MB. Max. memory is 16.1GB. [2023-11-24 23:07:52,625 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 89.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:07:52,626 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1555.87ms. Allocated memory is still 197.1MB. Free memory was 147.0MB in the beginning and 157.0MB in the end (delta: -10.0MB). Peak memory consumption was 70.5MB. Max. memory is 16.1GB. [2023-11-24 23:07:52,626 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.96ms. Allocated memory is still 197.1MB. Free memory was 157.0MB in the beginning and 153.7MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:07:52,626 INFO L158 Benchmark]: Boogie Preprocessor took 32.91ms. Allocated memory is still 197.1MB. Free memory was 153.7MB in the beginning and 151.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:07:52,627 INFO L158 Benchmark]: RCFGBuilder took 546.18ms. Allocated memory is still 197.1MB. Free memory was 151.6MB in the beginning and 131.6MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 23:07:52,627 INFO L158 Benchmark]: CodeCheck took 3436.36ms. Allocated memory is still 197.1MB. Free memory was 131.6MB in the beginning and 102.6MB in the end (delta: 29.0MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2023-11-24 23:07:52,627 INFO L158 Benchmark]: Witness Printer took 155.20ms. Allocated memory is still 197.1MB. Free memory was 102.6MB in the beginning and 96.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:07:52,629 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, 67 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2473 SdHoareTripleChecker+Valid, 2.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 820 mSDsluCounter, 2111 SdHoareTripleChecker+Invalid, 2.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 644 mSDsCounter, 406 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1530 IncrementalHoareTripleChecker+Invalid, 1936 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 406 mSolverCounterUnsat, 1467 mSDtfsCounter, 1530 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3535 GetRequests, 3485 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 737 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 410 NumberOfCodeBlocks, 410 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 392 ConstructedInterpolants, 0 QuantifiedInterpolants, 768 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 34/34 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: 1577]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1577]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1637]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1637]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1654]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1654]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1671]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 89.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1555.87ms. Allocated memory is still 197.1MB. Free memory was 147.0MB in the beginning and 157.0MB in the end (delta: -10.0MB). Peak memory consumption was 70.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.96ms. Allocated memory is still 197.1MB. Free memory was 157.0MB in the beginning and 153.7MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.91ms. Allocated memory is still 197.1MB. Free memory was 153.7MB in the beginning and 151.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 546.18ms. Allocated memory is still 197.1MB. Free memory was 151.6MB in the beginning and 131.6MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 3436.36ms. Allocated memory is still 197.1MB. Free memory was 131.6MB in the beginning and 102.6MB in the end (delta: 29.0MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. * Witness Printer took 155.20ms. Allocated memory is still 197.1MB. Free memory was 102.6MB in the beginning and 96.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-24 23:07:52,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e63b60cc-25d8-4f43-8a1a-2d28fcf0679f/bin/ukojak-verify-afCqCEvfdi/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 Result: TRUE