./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/fibo_2calls_2-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_6534abc2-a729-4195-998a-610cbdebc71e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6534abc2-a729-4195-998a-610cbdebc71e/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6534abc2-a729-4195-998a-610cbdebc71e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6534abc2-a729-4195-998a-610cbdebc71e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/fibo_2calls_2-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6534abc2-a729-4195-998a-610cbdebc71e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6534abc2-a729-4195-998a-610cbdebc71e/bin/ukojak-verify-ImItNfHLgk --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 32bit --witnessprinter.graph.data.programhash 2c47a69833f1a958e38c27482b535b2d176258e52297f9899a8926a996c05520 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:52:34,979 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:52:35,075 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6534abc2-a729-4195-998a-610cbdebc71e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 23:52:35,082 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:52:35,083 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:52:35,119 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:52:35,122 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:52:35,123 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:52:35,124 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:52:35,125 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:52:35,126 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:52:35,127 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:52:35,127 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:52:35,130 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:52:35,131 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:52:35,131 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:52:35,132 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:52:35,132 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:52:35,149 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:52:35,150 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:52:35,150 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:52:35,151 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:52:35,151 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:52:35,152 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:52:35,152 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:52:35,153 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:52:35,153 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:52:35,153 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:52:35,154 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:52:35,154 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:52:35,154 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:52:35,155 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:52:35,155 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:52:35,156 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:52:35,157 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:52:35,157 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_6534abc2-a729-4195-998a-610cbdebc71e/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6534abc2-a729-4195-998a-610cbdebc71e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c47a69833f1a958e38c27482b535b2d176258e52297f9899a8926a996c05520 [2024-11-08 23:52:35,509 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:52:35,569 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:52:35,574 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:52:35,576 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:52:35,576 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:52:35,578 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6534abc2-a729-4195-998a-610cbdebc71e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/recursive-simple/fibo_2calls_2-1.c Unable to find full path for "g++" [2024-11-08 23:52:37,539 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:52:37,738 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:52:37,739 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6534abc2-a729-4195-998a-610cbdebc71e/sv-benchmarks/c/recursive-simple/fibo_2calls_2-1.c [2024-11-08 23:52:37,747 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6534abc2-a729-4195-998a-610cbdebc71e/bin/ukojak-verify-ImItNfHLgk/data/37aa3f374/0ff103b52b594d03a22647ab980851dd/FLAG18a4deb43 [2024-11-08 23:52:37,763 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6534abc2-a729-4195-998a-610cbdebc71e/bin/ukojak-verify-ImItNfHLgk/data/37aa3f374/0ff103b52b594d03a22647ab980851dd [2024-11-08 23:52:37,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:52:37,767 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:52:37,774 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:52:37,774 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:52:37,780 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:52:37,781 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:52:37" (1/1) ... [2024-11-08 23:52:37,804 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@386d5a97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:52:37, skipping insertion in model container [2024-11-08 23:52:37,804 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:52:37" (1/1) ... [2024-11-08 23:52:37,837 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:52:38,096 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:52:38,109 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:52:38,132 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:52:38,152 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:52:38,152 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:52:38 WrapperNode [2024-11-08 23:52:38,153 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:52:38,154 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:52:38,154 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:52:38,154 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:52:38,163 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:52:38" (1/1) ... [2024-11-08 23:52:38,169 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:52:38" (1/1) ... [2024-11-08 23:52:38,187 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 21 [2024-11-08 23:52:38,188 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:52:38,189 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:52:38,189 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:52:38,190 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:52:38,199 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:52:38" (1/1) ... [2024-11-08 23:52:38,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:52:38" (1/1) ... [2024-11-08 23:52:38,201 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:52:38" (1/1) ... [2024-11-08 23:52:38,202 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:52:38" (1/1) ... [2024-11-08 23:52:38,209 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:52:38" (1/1) ... [2024-11-08 23:52:38,211 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:52:38" (1/1) ... [2024-11-08 23:52:38,212 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:52:38" (1/1) ... [2024-11-08 23:52:38,214 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:52:38" (1/1) ... [2024-11-08 23:52:38,216 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:52:38,217 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:52:38,217 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:52:38,217 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:52:38,218 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:52:38" (1/1) ... [2024-11-08 23:52:38,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:52:38,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6534abc2-a729-4195-998a-610cbdebc71e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:52:38,251 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6534abc2-a729-4195-998a-610cbdebc71e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:52:38,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6534abc2-a729-4195-998a-610cbdebc71e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:52:38,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:52:38,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:52:38,294 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2024-11-08 23:52:38,294 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2024-11-08 23:52:38,294 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2024-11-08 23:52:38,295 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2024-11-08 23:52:38,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:52:38,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:52:38,365 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:52:38,367 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:52:38,613 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-08 23:52:38,614 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:52:38,662 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:52:38,663 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:52:38,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:52:38 BoogieIcfgContainer [2024-11-08 23:52:38,667 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:52:38,670 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:52:38,670 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:52:38,678 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:52:38,678 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:52:38" (1/1) ... [2024-11-08 23:52:38,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:52:38,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:38,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 46 states and 52 transitions. [2024-11-08 23:52:38,741 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 52 transitions. [2024-11-08 23:52:38,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:52:38,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:38,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:52:38,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:38,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:52:39,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:39,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 50 states and 58 transitions. [2024-11-08 23:52:39,093 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 58 transitions. [2024-11-08 23:52:39,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:52:39,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:39,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:52:39,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:39,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:52:39,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:39,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 51 states and 59 transitions. [2024-11-08 23:52:39,231 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 59 transitions. [2024-11-08 23:52:39,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:52:39,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:39,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:52:39,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:39,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:52:39,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:39,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 50 states and 58 transitions. [2024-11-08 23:52:39,353 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 58 transitions. [2024-11-08 23:52:39,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:52:39,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:39,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:52:39,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:39,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:52:39,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:39,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 54 states and 64 transitions. [2024-11-08 23:52:39,603 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2024-11-08 23:52:39,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 23:52:39,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:39,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:52:39,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:39,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:52:39,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:39,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 56 states and 66 transitions. [2024-11-08 23:52:39,759 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 66 transitions. [2024-11-08 23:52:39,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:52:39,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:39,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:52:39,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:39,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:52:39,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:39,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 57 states and 67 transitions. [2024-11-08 23:52:39,853 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2024-11-08 23:52:39,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 23:52:39,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:39,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:52:39,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:40,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:52:40,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:40,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 59 states and 72 transitions. [2024-11-08 23:52:40,229 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 72 transitions. [2024-11-08 23:52:40,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 23:52:40,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:40,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:52:40,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:40,327 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:52:40,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:40,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 28 states and 29 transitions. [2024-11-08 23:52:40,360 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2024-11-08 23:52:40,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:52:40,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:40,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:52:40,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:40,578 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:52:41,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:41,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 32 states and 33 transitions. [2024-11-08 23:52:41,184 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2024-11-08 23:52:41,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 23:52:41,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:41,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:52:41,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:41,265 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:52:41,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:41,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 33 states and 34 transitions. [2024-11-08 23:52:41,292 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2024-11-08 23:52:41,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 23:52:41,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:41,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:52:41,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:41,404 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 23:52:41,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:41,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 32 states and 33 transitions. [2024-11-08 23:52:41,763 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2024-11-08 23:52:41,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:52:41,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:41,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:52:41,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:41,828 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 23:52:41,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:41,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 31 states and 32 transitions. [2024-11-08 23:52:41,854 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2024-11-08 23:52:41,854 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:52:41,855 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2024-11-08 23:52:41,863 INFO L729 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2024-11-08 23:52:42,019 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 23:52:42,020 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:52:42,021 INFO L77 FloydHoareUtils]: At program point L39(line 39) the Hoare annotation is: (= 2 |ULTIMATE.start_main_~x~0#1|) [2024-11-08 23:52:42,021 INFO L77 FloydHoareUtils]: At program point L39-1(line 39) the Hoare annotation is: true [2024-11-08 23:52:42,021 INFO L75 FloydHoareUtils]: For program point fibo2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) no Hoare annotation was computed. [2024-11-08 23:52:42,022 INFO L77 FloydHoareUtils]: At program point L25(line 25) the Hoare annotation is: (< 1 fibo2_~n) [2024-11-08 23:52:42,023 INFO L77 FloydHoareUtils]: At program point fibo2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) the Hoare annotation is: true [2024-11-08 23:52:42,023 INFO L77 FloydHoareUtils]: At program point L25-1(line 25) the Hoare annotation is: (< 1 fibo2_~n) [2024-11-08 23:52:42,026 INFO L77 FloydHoareUtils]: At program point L25-2(line 25) the Hoare annotation is: true [2024-11-08 23:52:42,027 INFO L77 FloydHoareUtils]: At program point L25-3(line 25) the Hoare annotation is: true [2024-11-08 23:52:42,027 INFO L77 FloydHoareUtils]: At program point L25-4(line 25) the Hoare annotation is: true [2024-11-08 23:52:42,027 INFO L77 FloydHoareUtils]: At program point L25-5(line 25) the Hoare annotation is: true [2024-11-08 23:52:42,027 INFO L77 FloydHoareUtils]: At program point L25-6(line 25) the Hoare annotation is: true [2024-11-08 23:52:42,027 INFO L77 FloydHoareUtils]: At program point L25-7(line 25) the Hoare annotation is: true [2024-11-08 23:52:42,027 INFO L77 FloydHoareUtils]: At program point L25-8(line 25) the Hoare annotation is: true [2024-11-08 23:52:42,027 INFO L77 FloydHoareUtils]: At program point L25-9(line 25) the Hoare annotation is: true [2024-11-08 23:52:42,028 INFO L77 FloydHoareUtils]: At program point fibo2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) the Hoare annotation is: true [2024-11-08 23:52:42,028 INFO L77 FloydHoareUtils]: At program point fibo2Err5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) the Hoare annotation is: true [2024-11-08 23:52:42,028 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 19 27) the Hoare annotation is: true [2024-11-08 23:52:42,028 INFO L77 FloydHoareUtils]: At program point fibo2EXIT(lines 19 27) the Hoare annotation is: true [2024-11-08 23:52:42,028 INFO L77 FloydHoareUtils]: At program point fibo2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) the Hoare annotation is: true [2024-11-08 23:52:42,028 INFO L77 FloydHoareUtils]: At program point L22(lines 22 26) the Hoare annotation is: (<= 1 fibo2_~n) [2024-11-08 23:52:42,029 INFO L77 FloydHoareUtils]: At program point L20(lines 20 26) the Hoare annotation is: (not (and (< fibo2_~n |fibo2_#in~n|) (<= fibo2_~n 1))) [2024-11-08 23:52:42,029 INFO L77 FloydHoareUtils]: At program point fibo2FINAL(lines 19 27) the Hoare annotation is: true [2024-11-08 23:52:42,029 INFO L77 FloydHoareUtils]: At program point fibo2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) the Hoare annotation is: true [2024-11-08 23:52:42,029 INFO L77 FloydHoareUtils]: At program point fibo1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) the Hoare annotation is: true [2024-11-08 23:52:42,030 INFO L77 FloydHoareUtils]: At program point fibo1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) the Hoare annotation is: true [2024-11-08 23:52:42,030 INFO L77 FloydHoareUtils]: At program point L15(line 15) the Hoare annotation is: true [2024-11-08 23:52:42,031 INFO L77 FloydHoareUtils]: At program point L15-1(line 15) the Hoare annotation is: true [2024-11-08 23:52:42,031 INFO L77 FloydHoareUtils]: At program point L15-2(line 15) the Hoare annotation is: true [2024-11-08 23:52:42,031 INFO L77 FloydHoareUtils]: At program point L15-3(line 15) the Hoare annotation is: true [2024-11-08 23:52:42,031 INFO L77 FloydHoareUtils]: At program point L15-4(line 15) the Hoare annotation is: true [2024-11-08 23:52:42,032 INFO L77 FloydHoareUtils]: At program point fibo1Err4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) the Hoare annotation is: true [2024-11-08 23:52:42,032 INFO L77 FloydHoareUtils]: At program point fibo1FINAL(lines 9 17) the Hoare annotation is: true [2024-11-08 23:52:42,033 INFO L77 FloydHoareUtils]: At program point L15-5(line 15) the Hoare annotation is: true [2024-11-08 23:52:42,034 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 9 17) the Hoare annotation is: true [2024-11-08 23:52:42,034 INFO L77 FloydHoareUtils]: At program point L15-6(line 15) the Hoare annotation is: true [2024-11-08 23:52:42,034 INFO L77 FloydHoareUtils]: At program point L15-7(line 15) the Hoare annotation is: true [2024-11-08 23:52:42,034 INFO L77 FloydHoareUtils]: At program point L15-8(line 15) the Hoare annotation is: true [2024-11-08 23:52:42,035 INFO L77 FloydHoareUtils]: At program point L15-9(line 15) the Hoare annotation is: true [2024-11-08 23:52:42,035 INFO L77 FloydHoareUtils]: At program point fibo1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) the Hoare annotation is: true [2024-11-08 23:52:42,035 INFO L77 FloydHoareUtils]: At program point fibo1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) the Hoare annotation is: true [2024-11-08 23:52:42,035 INFO L77 FloydHoareUtils]: At program point fibo1Err5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) the Hoare annotation is: true [2024-11-08 23:52:42,036 INFO L77 FloydHoareUtils]: At program point L12(lines 12 16) the Hoare annotation is: true [2024-11-08 23:52:42,038 INFO L77 FloydHoareUtils]: At program point L10(lines 10 16) the Hoare annotation is: true [2024-11-08 23:52:42,038 INFO L77 FloydHoareUtils]: At program point fibo1EXIT(lines 9 17) the Hoare annotation is: true [2024-11-08 23:52:42,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:52:42 ImpRootNode [2024-11-08 23:52:42,058 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:52:42,059 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:52:42,059 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:52:42,059 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:52:42,060 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:52:38" (3/4) ... [2024-11-08 23:52:42,062 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:52:42,067 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure fibo2 [2024-11-08 23:52:42,067 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure fibo1 [2024-11-08 23:52:42,075 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-11-08 23:52:42,075 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 23:52:42,075 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 23:52:42,075 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:52:42,196 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6534abc2-a729-4195-998a-610cbdebc71e/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:52:42,196 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6534abc2-a729-4195-998a-610cbdebc71e/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 23:52:42,196 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:52:42,197 INFO L158 Benchmark]: Toolchain (without parser) took 4429.91ms. Allocated memory was 123.7MB in the beginning and 195.0MB in the end (delta: 71.3MB). Free memory was 60.9MB in the beginning and 116.3MB in the end (delta: -55.4MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2024-11-08 23:52:42,198 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 123.7MB. Free memory is still 96.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:52:42,198 INFO L158 Benchmark]: CACSL2BoogieTranslator took 379.45ms. Allocated memory was 123.7MB in the beginning and 161.5MB in the end (delta: 37.7MB). Free memory was 60.7MB in the beginning and 122.8MB in the end (delta: -62.1MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2024-11-08 23:52:42,199 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.41ms. Allocated memory is still 161.5MB. Free memory was 122.8MB in the beginning and 121.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:52:42,199 INFO L158 Benchmark]: Boogie Preprocessor took 26.93ms. Allocated memory is still 161.5MB. Free memory was 121.4MB in the beginning and 120.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:52:42,199 INFO L158 Benchmark]: RCFGBuilder took 452.78ms. Allocated memory is still 161.5MB. Free memory was 120.0MB in the beginning and 123.8MB in the end (delta: -3.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 23:52:42,200 INFO L158 Benchmark]: CodeCheck took 3388.15ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 123.8MB in the beginning and 121.5MB in the end (delta: 2.2MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2024-11-08 23:52:42,201 INFO L158 Benchmark]: Witness Printer took 137.59ms. Allocated memory is still 195.0MB. Free memory was 121.5MB in the beginning and 116.3MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:52:42,207 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, 46 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 3.2s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 576 SdHoareTripleChecker+Valid, 2.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 278 mSDsluCounter, 276 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 80 mSDsCounter, 323 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1193 IncrementalHoareTripleChecker+Invalid, 1516 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 323 mSolverCounterUnsat, 196 mSDtfsCounter, 1193 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1543 GetRequests, 1483 SyntacticMatches, 10 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 528 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 206 NumberOfCodeBlocks, 206 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 194 ConstructedInterpolants, 0 QuantifiedInterpolants, 458 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 19/23 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: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 123.7MB. Free memory is still 96.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 379.45ms. Allocated memory was 123.7MB in the beginning and 161.5MB in the end (delta: 37.7MB). Free memory was 60.7MB in the beginning and 122.8MB in the end (delta: -62.1MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.41ms. Allocated memory is still 161.5MB. Free memory was 122.8MB in the beginning and 121.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.93ms. Allocated memory is still 161.5MB. Free memory was 121.4MB in the beginning and 120.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 452.78ms. Allocated memory is still 161.5MB. Free memory was 120.0MB in the beginning and 123.8MB in the end (delta: -3.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 3388.15ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 123.8MB in the beginning and 121.5MB in the end (delta: 2.2MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. * Witness Printer took 137.59ms. Allocated memory is still 195.0MB. Free memory was 121.5MB in the beginning and 116.3MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 23:52:42,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6534abc2-a729-4195-998a-610cbdebc71e/bin/ukojak-verify-ImItNfHLgk/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