./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_10_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_1e0bd4f9-5f21-42ca-bc31-5396cb9e79ec/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e0bd4f9-5f21-42ca-bc31-5396cb9e79ec/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_1e0bd4f9-5f21-42ca-bc31-5396cb9e79ec/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e0bd4f9-5f21-42ca-bc31-5396cb9e79ec/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_10_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e0bd4f9-5f21-42ca-bc31-5396cb9e79ec/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_1e0bd4f9-5f21-42ca-bc31-5396cb9e79ec/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 94c5a4fb3a328765eab774bd5109908d52edc028a0d21fe7da43af22ee526057 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:59:28,763 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:59:28,879 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e0bd4f9-5f21-42ca-bc31-5396cb9e79ec/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-24 22:59:28,890 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:59:28,891 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:59:28,930 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:59:28,931 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:59:28,932 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:59:28,933 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:59:28,938 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:59:28,940 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:59:28,940 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:59:28,941 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:59:28,943 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:59:28,943 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:59:28,944 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:59:28,944 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:59:28,945 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:59:28,945 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:59:28,945 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:59:28,946 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:59:28,947 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:59:28,948 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:59:28,948 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:59:28,950 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:59:28,950 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:28,951 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:59:28,951 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:59:28,951 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:59:28,952 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:59:28,956 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:59:28,957 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:59:28,957 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_1e0bd4f9-5f21-42ca-bc31-5396cb9e79ec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e0bd4f9-5f21-42ca-bc31-5396cb9e79ec/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94c5a4fb3a328765eab774bd5109908d52edc028a0d21fe7da43af22ee526057 [2023-11-24 22:59:29,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:59:29,337 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:59:29,340 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:59:29,342 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:59:29,342 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:59:29,344 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e0bd4f9-5f21-42ca-bc31-5396cb9e79ec/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_10_good.i [2023-11-24 22:59:32,684 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:59:33,173 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:59:33,174 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e0bd4f9-5f21-42ca-bc31-5396cb9e79ec/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_10_good.i [2023-11-24 22:59:33,214 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e0bd4f9-5f21-42ca-bc31-5396cb9e79ec/bin/ukojak-verify-afCqCEvfdi/data/1436253c1/95f1ea17b2624aefb230d1106014f515/FLAG66c190cd3 [2023-11-24 22:59:33,280 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e0bd4f9-5f21-42ca-bc31-5396cb9e79ec/bin/ukojak-verify-afCqCEvfdi/data/1436253c1/95f1ea17b2624aefb230d1106014f515 [2023-11-24 22:59:33,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:59:33,288 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:59:33,292 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:33,292 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:59:33,298 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:59:33,298 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:33" (1/1) ... [2023-11-24 22:59:33,300 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@277c41f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:33, skipping insertion in model container [2023-11-24 22:59:33,301 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:33" (1/1) ... [2023-11-24 22:59:33,410 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:59:34,663 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:34,674 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:59:34,823 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:34,946 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:34,947 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:34,947 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:34,947 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:34,956 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:59:34,957 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:34 WrapperNode [2023-11-24 22:59:34,957 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:34,958 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:34,958 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:59:34,959 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:59:34,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:34" (1/1) ... [2023-11-24 22:59:34,994 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:34" (1/1) ... [2023-11-24 22:59:35,027 INFO L138 Inliner]: procedures = 502, calls = 70, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 203 [2023-11-24 22:59:35,028 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:35,029 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:59:35,029 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:59:35,029 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:59:35,040 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:34" (1/1) ... [2023-11-24 22:59:35,045 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:34" (1/1) ... [2023-11-24 22:59:35,049 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:34" (1/1) ... [2023-11-24 22:59:35,064 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:34" (1/1) ... [2023-11-24 22:59:35,072 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:34" (1/1) ... [2023-11-24 22:59:35,075 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:34" (1/1) ... [2023-11-24 22:59:35,090 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:34" (1/1) ... [2023-11-24 22:59:35,092 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:34" (1/1) ... [2023-11-24 22:59:35,096 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:59:35,097 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:59:35,098 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:59:35,098 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:59:35,099 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:34" (1/1) ... [2023-11-24 22:59:35,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:35,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e0bd4f9-5f21-42ca-bc31-5396cb9e79ec/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:59:35,154 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e0bd4f9-5f21-42ca-bc31-5396cb9e79ec/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:59:35,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e0bd4f9-5f21-42ca-bc31-5396cb9e79ec/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:59:35,200 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-24 22:59:35,200 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-24 22:59:35,200 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 22:59:35,201 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 22:59:35,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:59:35,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:59:35,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:59:35,203 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 22:59:35,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:59:35,390 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:59:35,393 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:59:35,827 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:59:36,205 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:59:36,205 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:59:36,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:59:36 BoogieIcfgContainer [2023-11-24 22:59:36,207 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:59:36,208 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:59:36,208 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:59:36,219 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:59:36,220 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:59:36" (1/1) ... [2023-11-24 22:59:36,230 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:59:36,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:36,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 53 states and 67 transitions. [2023-11-24 22:59:36,312 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 67 transitions. [2023-11-24 22:59:36,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:59:36,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:36,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:36,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:36,825 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 22:59:36,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:36,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 52 states and 66 transitions. [2023-11-24 22:59:36,893 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 66 transitions. [2023-11-24 22:59:36,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:59:36,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:36,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:36,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:37,460 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 22:59:37,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:37,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 51 states and 65 transitions. [2023-11-24 22:59:37,626 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2023-11-24 22:59:37,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:59:37,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:37,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:37,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:37,736 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 22:59:37,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:37,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 49 states and 61 transitions. [2023-11-24 22:59:37,964 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 61 transitions. [2023-11-24 22:59:37,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:59:37,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:37,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:38,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:38,104 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 22:59:38,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:38,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 48 states and 60 transitions. [2023-11-24 22:59:38,136 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2023-11-24 22:59:38,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:59:38,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:38,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:38,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:38,793 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 22:59:38,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:38,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 47 states and 59 transitions. [2023-11-24 22:59:38,991 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 59 transitions. [2023-11-24 22:59:38,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:59:38,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:38,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:39,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:39,128 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 22:59:39,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:39,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 62 transitions. [2023-11-24 22:59:39,555 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 62 transitions. [2023-11-24 22:59:39,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:59:39,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:39,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:39,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:39,658 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 22:59:39,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:39,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 47 states and 58 transitions. [2023-11-24 22:59:39,907 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 58 transitions. [2023-11-24 22:59:39,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:59:39,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:39,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:39,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:40,061 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 22:59:40,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:40,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 49 states and 62 transitions. [2023-11-24 22:59:40,178 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 62 transitions. [2023-11-24 22:59:40,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:59:40,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:40,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:40,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:40,354 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 22:59:40,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:40,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 52 states and 67 transitions. [2023-11-24 22:59:40,631 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 67 transitions. [2023-11-24 22:59:40,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:59:40,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:40,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:40,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:40,768 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 22:59:41,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:41,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 55 states and 72 transitions. [2023-11-24 22:59:41,173 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2023-11-24 22:59:41,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:59:41,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:41,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:41,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:41,260 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 22:59:41,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:41,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 62 states and 82 transitions. [2023-11-24 22:59:41,918 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2023-11-24 22:59:41,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:59:41,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:41,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:41,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:42,031 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 22:59:42,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:42,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 60 states and 78 transitions. [2023-11-24 22:59:42,419 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2023-11-24 22:59:42,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:59:42,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:42,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:42,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:42,490 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 22:59:42,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:42,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 64 states and 82 transitions. [2023-11-24 22:59:42,925 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2023-11-24 22:59:42,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:59:42,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:42,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:42,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:43,010 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 22:59:43,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:43,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 43 states and 51 transitions. [2023-11-24 22:59:43,439 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2023-11-24 22:59:43,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:59:43,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:43,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:43,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:43,698 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 22:59:44,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:44,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 42 states and 50 transitions. [2023-11-24 22:59:44,254 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2023-11-24 22:59:44,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:59:44,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:44,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:44,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:44,528 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 22:59:44,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:44,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 41 states and 49 transitions. [2023-11-24 22:59:44,931 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2023-11-24 22:59:44,931 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-24 22:59:44,932 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2023-11-24 22:59:44,941 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-24 22:59:45,186 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:59:45,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:59:45 ImpRootNode [2023-11-24 22:59:45,191 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:59:45,192 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:59:45,192 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:59:45,192 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:59:45,193 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:59:36" (3/4) ... [2023-11-24 22:59:45,195 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 22:59:45,198 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-24 22:59:45,198 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-24 22:59:45,206 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2023-11-24 22:59:45,207 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-24 22:59:45,208 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-24 22:59:45,209 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 22:59:45,386 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e0bd4f9-5f21-42ca-bc31-5396cb9e79ec/bin/ukojak-verify-afCqCEvfdi/witness.graphml [2023-11-24 22:59:45,387 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e0bd4f9-5f21-42ca-bc31-5396cb9e79ec/bin/ukojak-verify-afCqCEvfdi/witness.yml [2023-11-24 22:59:45,387 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:59:45,389 INFO L158 Benchmark]: Toolchain (without parser) took 12100.96ms. Allocated memory was 138.4MB in the beginning and 201.3MB in the end (delta: 62.9MB). Free memory was 101.2MB in the beginning and 110.7MB in the end (delta: -9.5MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. [2023-11-24 22:59:45,390 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 96.5MB. Free memory was 43.8MB in the beginning and 43.7MB in the end (delta: 121.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:59:45,390 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1665.36ms. Allocated memory is still 138.4MB. Free memory was 100.8MB in the beginning and 69.8MB in the end (delta: 31.0MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2023-11-24 22:59:45,390 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.28ms. Allocated memory is still 138.4MB. Free memory was 69.8MB in the beginning and 65.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:59:45,391 INFO L158 Benchmark]: Boogie Preprocessor took 67.69ms. Allocated memory is still 138.4MB. Free memory was 65.6MB in the beginning and 64.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:59:45,391 INFO L158 Benchmark]: RCFGBuilder took 1110.01ms. Allocated memory is still 138.4MB. Free memory was 64.2MB in the beginning and 88.2MB in the end (delta: -24.0MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2023-11-24 22:59:45,392 INFO L158 Benchmark]: CodeCheck took 8983.14ms. Allocated memory was 138.4MB in the beginning and 201.3MB in the end (delta: 62.9MB). Free memory was 88.2MB in the beginning and 118.0MB in the end (delta: -29.8MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2023-11-24 22:59:45,392 INFO L158 Benchmark]: Witness Printer took 196.63ms. Allocated memory is still 201.3MB. Free memory was 118.0MB in the beginning and 110.7MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 22:59:45,394 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, 53 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 8.7s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1899 SdHoareTripleChecker+Valid, 5.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 616 mSDsluCounter, 1368 SdHoareTripleChecker+Invalid, 4.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 347 mSDsCounter, 522 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1972 IncrementalHoareTripleChecker+Invalid, 2494 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 522 mSolverCounterUnsat, 1021 mSDtfsCounter, 1972 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2840 GetRequests, 2710 SyntacticMatches, 0 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6594 ImplicationChecksByTransitivity, 4.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 336 NumberOfCodeBlocks, 336 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 320 ConstructedInterpolants, 0 QuantifiedInterpolants, 628 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 64/64 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: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: 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: 1628]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1628]: 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: 1646]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 96.5MB. Free memory was 43.8MB in the beginning and 43.7MB in the end (delta: 121.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1665.36ms. Allocated memory is still 138.4MB. Free memory was 100.8MB in the beginning and 69.8MB in the end (delta: 31.0MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.28ms. Allocated memory is still 138.4MB. Free memory was 69.8MB in the beginning and 65.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.69ms. Allocated memory is still 138.4MB. Free memory was 65.6MB in the beginning and 64.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1110.01ms. Allocated memory is still 138.4MB. Free memory was 64.2MB in the beginning and 88.2MB in the end (delta: -24.0MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. * CodeCheck took 8983.14ms. Allocated memory was 138.4MB in the beginning and 201.3MB in the end (delta: 62.9MB). Free memory was 88.2MB in the beginning and 118.0MB in the end (delta: -29.8MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. * Witness Printer took 196.63ms. Allocated memory is still 201.3MB. Free memory was 118.0MB in the beginning and 110.7MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-24 22:59:45,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e0bd4f9-5f21-42ca-bc31-5396cb9e79ec/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