./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/fibo_2calls_2-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac495bb-7968-49e7-8a67-b66bf45679a2/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac495bb-7968-49e7-8a67-b66bf45679a2/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac495bb-7968-49e7-8a67-b66bf45679a2/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac495bb-7968-49e7-8a67-b66bf45679a2/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/fibo_2calls_2-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac495bb-7968-49e7-8a67-b66bf45679a2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac495bb-7968-49e7-8a67-b66bf45679a2/bin/ukojak-verify-EEHR8qb7sm --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 6597d5a31aa324ba443314d2c363b302cd71d697c12811ade53ae3225a095206 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:30:24,547 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:30:24,633 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac495bb-7968-49e7-8a67-b66bf45679a2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 22:30:24,639 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:30:24,640 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:30:24,678 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:30:24,680 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:30:24,680 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:30:24,681 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:30:24,681 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:30:24,682 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:30:24,682 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:30:24,682 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:30:24,682 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:30:24,683 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:30:24,683 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:30:24,683 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:30:24,683 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:30:24,683 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:30:24,683 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:30:24,683 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:30:24,683 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:30:24,683 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:30:24,684 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:30:24,684 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:30:24,684 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:30:24,684 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:30:24,684 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:30:24,684 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:30:24,684 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:30:24,684 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:30:24,685 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:30:24,685 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:30:24,685 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:30:24,685 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:30:24,685 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_aac495bb-7968-49e7-8a67-b66bf45679a2/bin/ukojak-verify-EEHR8qb7sm 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 -> 6597d5a31aa324ba443314d2c363b302cd71d697c12811ade53ae3225a095206 [2024-11-13 22:30:25,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:30:25,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:30:25,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:30:25,091 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:30:25,092 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:30:25,094 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac495bb-7968-49e7-8a67-b66bf45679a2/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/recursive-simple/fibo_2calls_2-2.c Unable to find full path for "g++" [2024-11-13 22:30:27,337 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:30:27,639 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:30:27,640 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac495bb-7968-49e7-8a67-b66bf45679a2/sv-benchmarks/c/recursive-simple/fibo_2calls_2-2.c [2024-11-13 22:30:27,648 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac495bb-7968-49e7-8a67-b66bf45679a2/bin/ukojak-verify-EEHR8qb7sm/data/6d7a741b6/e07a2bae3d204bb1888adb8652620d92/FLAG7e0736f47 [2024-11-13 22:30:27,946 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac495bb-7968-49e7-8a67-b66bf45679a2/bin/ukojak-verify-EEHR8qb7sm/data/6d7a741b6/e07a2bae3d204bb1888adb8652620d92 [2024-11-13 22:30:27,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:30:27,951 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:30:27,952 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:30:27,952 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:30:27,958 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:30:27,959 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:30:27" (1/1) ... [2024-11-13 22:30:27,960 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6382aab7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:27, skipping insertion in model container [2024-11-13 22:30:27,960 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:30:27" (1/1) ... [2024-11-13 22:30:27,976 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:30:28,197 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:30:28,210 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:30:28,228 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:30:28,246 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:30:28,247 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:28 WrapperNode [2024-11-13 22:30:28,247 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:30:28,248 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:30:28,249 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:30:28,249 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:30:28,259 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:28" (1/1) ... [2024-11-13 22:30:28,264 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:28" (1/1) ... [2024-11-13 22:30:28,280 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 21 [2024-11-13 22:30:28,281 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:30:28,281 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:30:28,282 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:30:28,282 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:30:28,290 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:28" (1/1) ... [2024-11-13 22:30:28,290 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:28" (1/1) ... [2024-11-13 22:30:28,292 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:28" (1/1) ... [2024-11-13 22:30:28,292 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:28" (1/1) ... [2024-11-13 22:30:28,296 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:28" (1/1) ... [2024-11-13 22:30:28,298 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:28" (1/1) ... [2024-11-13 22:30:28,299 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:28" (1/1) ... [2024-11-13 22:30:28,300 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:28" (1/1) ... [2024-11-13 22:30:28,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:30:28,303 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:30:28,303 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:30:28,303 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:30:28,305 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:28" (1/1) ... [2024-11-13 22:30:28,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:30:28,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac495bb-7968-49e7-8a67-b66bf45679a2/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:30:28,354 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac495bb-7968-49e7-8a67-b66bf45679a2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:30:28,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac495bb-7968-49e7-8a67-b66bf45679a2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:30:28,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:30:28,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:30:28,396 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2024-11-13 22:30:28,396 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2024-11-13 22:30:28,396 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2024-11-13 22:30:28,397 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2024-11-13 22:30:28,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:30:28,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:30:28,474 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:30:28,476 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:30:28,803 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 22:30:28,806 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:30:28,874 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:30:28,874 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:30:28,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:30:28 BoogieIcfgContainer [2024-11-13 22:30:28,875 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:30:28,877 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:30:28,877 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:30:28,892 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:30:28,893 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:30:28" (1/1) ... [2024-11-13 22:30:28,905 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:30:28,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:28,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 46 states and 52 transitions. [2024-11-13 22:30:28,990 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 52 transitions. [2024-11-13 22:30:28,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:30:28,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:28,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:29,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:29,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:30:29,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:29,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 50 states and 58 transitions. [2024-11-13 22:30:29,409 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 58 transitions. [2024-11-13 22:30:29,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:30:29,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:29,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:29,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:29,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:30:29,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:29,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 51 states and 59 transitions. [2024-11-13 22:30:29,523 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 59 transitions. [2024-11-13 22:30:29,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:30:29,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:29,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:29,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:29,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:30:29,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:29,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 50 states and 58 transitions. [2024-11-13 22:30:29,649 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 58 transitions. [2024-11-13 22:30:29,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:30:29,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:29,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:29,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:29,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:30:30,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:30,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 54 states and 64 transitions. [2024-11-13 22:30:30,102 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2024-11-13 22:30:30,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:30:30,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:30,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:30,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:30,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:30:30,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:30,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 56 states and 66 transitions. [2024-11-13 22:30:30,218 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 66 transitions. [2024-11-13 22:30:30,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:30:30,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:30,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:30,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:30,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:30:30,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:30,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 57 states and 67 transitions. [2024-11-13 22:30:30,310 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2024-11-13 22:30:30,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:30:30,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:30,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:30,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:30,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:30:30,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:30,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 59 states and 72 transitions. [2024-11-13 22:30:30,784 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 72 transitions. [2024-11-13 22:30:30,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:30:30,785 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:30,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:30,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:30,916 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:30:30,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:30,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 28 states and 29 transitions. [2024-11-13 22:30:30,962 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2024-11-13 22:30:30,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:30:30,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:30,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:30,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:31,234 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:30:32,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:32,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 32 states and 33 transitions. [2024-11-13 22:30:32,040 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2024-11-13 22:30:32,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:30:32,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:32,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:32,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:32,166 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:30:32,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:32,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 33 states and 34 transitions. [2024-11-13 22:30:32,204 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2024-11-13 22:30:32,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:30:32,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:32,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:32,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:32,345 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 22:30:32,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:32,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 32 states and 33 transitions. [2024-11-13 22:30:32,773 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2024-11-13 22:30:32,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:30:32,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:32,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:32,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:32,880 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 22:30:32,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:32,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 31 states and 32 transitions. [2024-11-13 22:30:32,906 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2024-11-13 22:30:32,907 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:30:32,907 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2024-11-13 22:30:32,917 INFO L729 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2024-11-13 22:30:33,080 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:30:33,081 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:30:33,081 INFO L77 FloydHoareUtils]: At program point L39(line 39) the Hoare annotation is: (= 2 |ULTIMATE.start_main_~x~0#1|) [2024-11-13 22:30:33,081 INFO L77 FloydHoareUtils]: At program point L39-1(line 39) the Hoare annotation is: true [2024-11-13 22:30:33,081 INFO L75 FloydHoareUtils]: For program point fibo2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) no Hoare annotation was computed. [2024-11-13 22:30:33,081 INFO L77 FloydHoareUtils]: At program point L25(line 25) the Hoare annotation is: (< 1 fibo2_~n) [2024-11-13 22:30:33,082 INFO L77 FloydHoareUtils]: At program point fibo2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) the Hoare annotation is: true [2024-11-13 22:30:33,082 INFO L77 FloydHoareUtils]: At program point L25-1(line 25) the Hoare annotation is: (< 1 fibo2_~n) [2024-11-13 22:30:33,082 INFO L77 FloydHoareUtils]: At program point L25-2(line 25) the Hoare annotation is: true [2024-11-13 22:30:33,082 INFO L77 FloydHoareUtils]: At program point L25-3(line 25) the Hoare annotation is: true [2024-11-13 22:30:33,082 INFO L77 FloydHoareUtils]: At program point L25-4(line 25) the Hoare annotation is: true [2024-11-13 22:30:33,082 INFO L77 FloydHoareUtils]: At program point L25-5(line 25) the Hoare annotation is: true [2024-11-13 22:30:33,082 INFO L77 FloydHoareUtils]: At program point L25-6(line 25) the Hoare annotation is: true [2024-11-13 22:30:33,082 INFO L77 FloydHoareUtils]: At program point L25-7(line 25) the Hoare annotation is: true [2024-11-13 22:30:33,083 INFO L77 FloydHoareUtils]: At program point L25-8(line 25) the Hoare annotation is: true [2024-11-13 22:30:33,083 INFO L77 FloydHoareUtils]: At program point L25-9(line 25) the Hoare annotation is: true [2024-11-13 22:30:33,083 INFO L77 FloydHoareUtils]: At program point fibo2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) the Hoare annotation is: true [2024-11-13 22:30:33,083 INFO L77 FloydHoareUtils]: At program point fibo2Err5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) the Hoare annotation is: true [2024-11-13 22:30:33,083 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 19 27) the Hoare annotation is: true [2024-11-13 22:30:33,083 INFO L77 FloydHoareUtils]: At program point fibo2EXIT(lines 19 27) the Hoare annotation is: true [2024-11-13 22:30:33,083 INFO L77 FloydHoareUtils]: At program point fibo2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) the Hoare annotation is: true [2024-11-13 22:30:33,083 INFO L77 FloydHoareUtils]: At program point L22(lines 22 26) the Hoare annotation is: (<= 1 fibo2_~n) [2024-11-13 22:30:33,084 INFO L77 FloydHoareUtils]: At program point L20(lines 20 26) the Hoare annotation is: (not (and (< fibo2_~n |fibo2_#in~n|) (<= fibo2_~n 1))) [2024-11-13 22:30:33,084 INFO L77 FloydHoareUtils]: At program point fibo2FINAL(lines 19 27) the Hoare annotation is: true [2024-11-13 22:30:33,084 INFO L77 FloydHoareUtils]: At program point fibo2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) the Hoare annotation is: true [2024-11-13 22:30:33,084 INFO L77 FloydHoareUtils]: At program point fibo1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) the Hoare annotation is: true [2024-11-13 22:30:33,085 INFO L77 FloydHoareUtils]: At program point fibo1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) the Hoare annotation is: true [2024-11-13 22:30:33,085 INFO L77 FloydHoareUtils]: At program point L15(line 15) the Hoare annotation is: true [2024-11-13 22:30:33,087 INFO L77 FloydHoareUtils]: At program point L15-1(line 15) the Hoare annotation is: true [2024-11-13 22:30:33,087 INFO L77 FloydHoareUtils]: At program point L15-2(line 15) the Hoare annotation is: true [2024-11-13 22:30:33,088 INFO L77 FloydHoareUtils]: At program point L15-3(line 15) the Hoare annotation is: true [2024-11-13 22:30:33,088 INFO L77 FloydHoareUtils]: At program point L15-4(line 15) the Hoare annotation is: true [2024-11-13 22:30:33,088 INFO L77 FloydHoareUtils]: At program point fibo1Err4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) the Hoare annotation is: true [2024-11-13 22:30:33,088 INFO L77 FloydHoareUtils]: At program point fibo1FINAL(lines 9 17) the Hoare annotation is: true [2024-11-13 22:30:33,088 INFO L77 FloydHoareUtils]: At program point L15-5(line 15) the Hoare annotation is: true [2024-11-13 22:30:33,088 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 9 17) the Hoare annotation is: true [2024-11-13 22:30:33,088 INFO L77 FloydHoareUtils]: At program point L15-6(line 15) the Hoare annotation is: true [2024-11-13 22:30:33,088 INFO L77 FloydHoareUtils]: At program point L15-7(line 15) the Hoare annotation is: true [2024-11-13 22:30:33,088 INFO L77 FloydHoareUtils]: At program point L15-8(line 15) the Hoare annotation is: true [2024-11-13 22:30:33,089 INFO L77 FloydHoareUtils]: At program point L15-9(line 15) the Hoare annotation is: true [2024-11-13 22:30:33,089 INFO L77 FloydHoareUtils]: At program point fibo1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) the Hoare annotation is: true [2024-11-13 22:30:33,089 INFO L77 FloydHoareUtils]: At program point fibo1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) the Hoare annotation is: true [2024-11-13 22:30:33,089 INFO L77 FloydHoareUtils]: At program point fibo1Err5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) the Hoare annotation is: true [2024-11-13 22:30:33,089 INFO L77 FloydHoareUtils]: At program point L12(lines 12 16) the Hoare annotation is: true [2024-11-13 22:30:33,089 INFO L77 FloydHoareUtils]: At program point L10(lines 10 16) the Hoare annotation is: true [2024-11-13 22:30:33,089 INFO L77 FloydHoareUtils]: At program point fibo1EXIT(lines 9 17) the Hoare annotation is: true [2024-11-13 22:30:33,112 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:30:33 ImpRootNode [2024-11-13 22:30:33,112 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:30:33,113 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:30:33,113 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:30:33,114 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:30:33,114 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:30:28" (3/4) ... [2024-11-13 22:30:33,117 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:30:33,121 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure fibo2 [2024-11-13 22:30:33,121 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure fibo1 [2024-11-13 22:30:33,128 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-11-13 22:30:33,129 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-13 22:30:33,129 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 22:30:33,129 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:30:33,240 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac495bb-7968-49e7-8a67-b66bf45679a2/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:30:33,240 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac495bb-7968-49e7-8a67-b66bf45679a2/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:30:33,240 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:30:33,242 INFO L158 Benchmark]: Toolchain (without parser) took 5290.84ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 53.0MB in the end (delta: 38.5MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2024-11-13 22:30:33,242 INFO L158 Benchmark]: CDTParser took 1.35ms. Allocated memory is still 83.9MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:33,242 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.38ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 81.0MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:30:33,243 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.45ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 80.1MB in the end (delta: 858.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:33,243 INFO L158 Benchmark]: Boogie Preprocessor took 20.71ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 79.3MB in the end (delta: 855.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:33,244 INFO L158 Benchmark]: RCFGBuilder took 573.18ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 66.9MB in the end (delta: 12.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:30:33,244 INFO L158 Benchmark]: CodeCheck took 4235.77ms. Allocated memory is still 117.4MB. Free memory was 66.9MB in the beginning and 57.7MB in the end (delta: 9.3MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2024-11-13 22:30:33,244 INFO L158 Benchmark]: Witness Printer took 127.19ms. Allocated memory is still 117.4MB. Free memory was 57.7MB in the beginning and 53.0MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:33,247 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: 4.0s, 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, 2.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 278 mSDsluCounter, 276 SdHoareTripleChecker+Invalid, 2.4s 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, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.4s 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 1.35ms. Allocated memory is still 83.9MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.38ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 81.0MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.45ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 80.1MB in the end (delta: 858.9kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.71ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 79.3MB in the end (delta: 855.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 573.18ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 66.9MB in the end (delta: 12.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 4235.77ms. Allocated memory is still 117.4MB. Free memory was 66.9MB in the beginning and 57.7MB in the end (delta: 9.3MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * Witness Printer took 127.19ms. Allocated memory is still 117.4MB. Free memory was 57.7MB in the beginning and 53.0MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 22:30:33,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac495bb-7968-49e7-8a67-b66bf45679a2/bin/ukojak-verify-EEHR8qb7sm/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