./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb9cbd39-4d54-44a1-bc2d-bfe1315d3031/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb9cbd39-4d54-44a1-bc2d-bfe1315d3031/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb9cbd39-4d54-44a1-bc2d-bfe1315d3031/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb9cbd39-4d54-44a1-bc2d-bfe1315d3031/bin/ukojak-verify-ENZ3QT5qd3/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_eb9cbd39-4d54-44a1-bc2d-bfe1315d3031/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb9cbd39-4d54-44a1-bc2d-bfe1315d3031/bin/ukojak-verify-ENZ3QT5qd3 --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-d790fec [2024-11-25 02:52:16,433 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:52:16,546 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb9cbd39-4d54-44a1-bc2d-bfe1315d3031/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 02:52:16,553 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:52:16,554 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:52:16,596 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:52:16,599 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:52:16,599 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:52:16,600 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:52:16,601 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:52:16,602 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:52:16,602 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:52:16,602 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:52:16,603 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:52:16,603 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:52:16,603 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:52:16,603 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:52:16,604 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:52:16,604 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:52:16,605 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:52:16,605 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:52:16,605 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:52:16,605 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:52:16,605 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:52:16,605 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:52:16,605 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:52:16,606 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:52:16,606 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:52:16,606 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:52:16,606 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:52:16,606 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:52:16,606 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:52:16,607 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:52:16,607 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:52:16,607 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:52:16,607 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_eb9cbd39-4d54-44a1-bc2d-bfe1315d3031/bin/ukojak-verify-ENZ3QT5qd3 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 [2024-11-25 02:52:16,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:52:17,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:52:17,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:52:17,017 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:52:17,018 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:52:17,021 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb9cbd39-4d54-44a1-bc2d-bfe1315d3031/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/recursive-simple/fibo_2calls_2-2.c [2024-11-25 02:52:20,366 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb9cbd39-4d54-44a1-bc2d-bfe1315d3031/bin/ukojak-verify-ENZ3QT5qd3/data/c1aee374a/a4da1c11f8ca4c52ac262c4c61bebe52/FLAGd9099ad53 [2024-11-25 02:52:20,736 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:52:20,737 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb9cbd39-4d54-44a1-bc2d-bfe1315d3031/sv-benchmarks/c/recursive-simple/fibo_2calls_2-2.c [2024-11-25 02:52:20,752 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb9cbd39-4d54-44a1-bc2d-bfe1315d3031/bin/ukojak-verify-ENZ3QT5qd3/data/c1aee374a/a4da1c11f8ca4c52ac262c4c61bebe52/FLAGd9099ad53 [2024-11-25 02:52:20,769 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb9cbd39-4d54-44a1-bc2d-bfe1315d3031/bin/ukojak-verify-ENZ3QT5qd3/data/c1aee374a/a4da1c11f8ca4c52ac262c4c61bebe52 [2024-11-25 02:52:20,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:52:20,774 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:52:20,776 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:52:20,776 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:52:20,781 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:52:20,782 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:52:20" (1/1) ... [2024-11-25 02:52:20,783 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b8179f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:20, skipping insertion in model container [2024-11-25 02:52:20,784 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:52:20" (1/1) ... [2024-11-25 02:52:20,800 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:52:21,013 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:52:21,028 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:52:21,054 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:52:21,076 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:52:21,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:21 WrapperNode [2024-11-25 02:52:21,077 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:52:21,078 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:52:21,078 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:52:21,079 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:52:21,087 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:21" (1/1) ... [2024-11-25 02:52:21,093 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:21" (1/1) ... [2024-11-25 02:52:21,115 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 21 [2024-11-25 02:52:21,116 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:52:21,117 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:52:21,118 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:52:21,118 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:52:21,128 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:21" (1/1) ... [2024-11-25 02:52:21,129 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:21" (1/1) ... [2024-11-25 02:52:21,130 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:21" (1/1) ... [2024-11-25 02:52:21,131 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:21" (1/1) ... [2024-11-25 02:52:21,139 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:21" (1/1) ... [2024-11-25 02:52:21,140 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:21" (1/1) ... [2024-11-25 02:52:21,142 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:21" (1/1) ... [2024-11-25 02:52:21,145 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:21" (1/1) ... [2024-11-25 02:52:21,146 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:21" (1/1) ... [2024-11-25 02:52:21,148 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:52:21,150 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:52:21,152 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:52:21,152 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:52:21,155 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:21" (1/1) ... [2024-11-25 02:52:21,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:52:21,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb9cbd39-4d54-44a1-bc2d-bfe1315d3031/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:52:21,200 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb9cbd39-4d54-44a1-bc2d-bfe1315d3031/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:52:21,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb9cbd39-4d54-44a1-bc2d-bfe1315d3031/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:52:21,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:52:21,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:52:21,243 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2024-11-25 02:52:21,243 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2024-11-25 02:52:21,243 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2024-11-25 02:52:21,243 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2024-11-25 02:52:21,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:52:21,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:52:21,323 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:52:21,328 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:52:21,563 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-25 02:52:21,564 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:52:21,617 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:52:21,617 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 02:52:21,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:52:21 BoogieIcfgContainer [2024-11-25 02:52:21,618 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:52:21,619 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:52:21,619 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:52:21,632 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:52:21,632 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:52:21" (1/1) ... [2024-11-25 02:52:21,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:52:21,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:52:21,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 46 states and 52 transitions. [2024-11-25 02:52:21,711 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 52 transitions. [2024-11-25 02:52:21,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 02:52:21,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:52:21,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:52:21,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:52:21,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:52:22,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:52:22,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 50 states and 58 transitions. [2024-11-25 02:52:22,109 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 58 transitions. [2024-11-25 02:52:22,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 02:52:22,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:52:22,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:52:22,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:52:22,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:52:22,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:52:22,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 51 states and 59 transitions. [2024-11-25 02:52:22,272 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 59 transitions. [2024-11-25 02:52:22,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 02:52:22,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:52:22,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:52:22,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:52:22,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:52:22,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:52:22,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 50 states and 58 transitions. [2024-11-25 02:52:22,457 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 58 transitions. [2024-11-25 02:52:22,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 02:52:22,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:52:22,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:52:22,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:52:22,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:52:22,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:52:22,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 54 states and 64 transitions. [2024-11-25 02:52:22,790 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2024-11-25 02:52:22,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:52:22,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:52:22,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:52:22,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:52:22,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:52:22,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:52:22,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 56 states and 66 transitions. [2024-11-25 02:52:22,931 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 66 transitions. [2024-11-25 02:52:22,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 02:52:22,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:52:22,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:52:22,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:52:23,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:52:23,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:52:23,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 57 states and 67 transitions. [2024-11-25 02:52:23,073 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2024-11-25 02:52:23,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:52:23,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:52:23,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:52:23,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:52:23,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:52:23,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:52:23,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 59 states and 72 transitions. [2024-11-25 02:52:23,419 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 72 transitions. [2024-11-25 02:52:23,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:52:23,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:52:23,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:52:23,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:52:23,493 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:52:23,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:52:23,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 28 states and 29 transitions. [2024-11-25 02:52:23,527 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2024-11-25 02:52:23,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 02:52:23,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:52:23,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:52:23,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:52:23,695 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 02:52:24,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:52:24,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 32 states and 33 transitions. [2024-11-25 02:52:24,369 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2024-11-25 02:52:24,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 02:52:24,370 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:52:24,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:52:24,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:52:24,437 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 02:52:24,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:52:24,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 33 states and 34 transitions. [2024-11-25 02:52:24,471 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2024-11-25 02:52:24,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 02:52:24,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:52:24,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:52:24,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:52:24,581 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-25 02:52:24,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:52:24,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 32 states and 33 transitions. [2024-11-25 02:52:24,981 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2024-11-25 02:52:24,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 02:52:24,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:52:24,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:52:25,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:52:25,089 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-25 02:52:25,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:52:25,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 31 states and 32 transitions. [2024-11-25 02:52:25,115 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2024-11-25 02:52:25,116 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 02:52:25,116 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2024-11-25 02:52:25,126 INFO L726 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2024-11-25 02:52:25,282 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 02:52:25,282 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 02:52:25,282 INFO L77 FloydHoareUtils]: At program point L39(line 39) the Hoare annotation is: (= 2 |ULTIMATE.start_main_~x~0#1|) [2024-11-25 02:52:25,282 INFO L77 FloydHoareUtils]: At program point L39-1(line 39) the Hoare annotation is: true [2024-11-25 02:52:25,282 INFO L75 FloydHoareUtils]: For program point fibo2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) no Hoare annotation was computed. [2024-11-25 02:52:25,283 INFO L77 FloydHoareUtils]: At program point L25(line 25) the Hoare annotation is: (< 1 fibo2_~n) [2024-11-25 02:52:25,283 INFO L77 FloydHoareUtils]: At program point fibo2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) the Hoare annotation is: true [2024-11-25 02:52:25,283 INFO L77 FloydHoareUtils]: At program point L25-1(line 25) the Hoare annotation is: (< 1 fibo2_~n) [2024-11-25 02:52:25,283 INFO L77 FloydHoareUtils]: At program point L25-2(line 25) the Hoare annotation is: true [2024-11-25 02:52:25,283 INFO L77 FloydHoareUtils]: At program point L25-3(line 25) the Hoare annotation is: true [2024-11-25 02:52:25,283 INFO L77 FloydHoareUtils]: At program point L25-4(line 25) the Hoare annotation is: true [2024-11-25 02:52:25,283 INFO L77 FloydHoareUtils]: At program point L25-5(line 25) the Hoare annotation is: true [2024-11-25 02:52:25,284 INFO L77 FloydHoareUtils]: At program point L25-6(line 25) the Hoare annotation is: true [2024-11-25 02:52:25,284 INFO L77 FloydHoareUtils]: At program point L25-7(line 25) the Hoare annotation is: true [2024-11-25 02:52:25,284 INFO L77 FloydHoareUtils]: At program point L25-8(line 25) the Hoare annotation is: true [2024-11-25 02:52:25,284 INFO L77 FloydHoareUtils]: At program point L25-9(line 25) the Hoare annotation is: true [2024-11-25 02:52:25,284 INFO L77 FloydHoareUtils]: At program point fibo2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) the Hoare annotation is: true [2024-11-25 02:52:25,284 INFO L77 FloydHoareUtils]: At program point fibo2Err5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) the Hoare annotation is: true [2024-11-25 02:52:25,284 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 19 27) the Hoare annotation is: true [2024-11-25 02:52:25,284 INFO L77 FloydHoareUtils]: At program point fibo2EXIT(lines 19 27) the Hoare annotation is: true [2024-11-25 02:52:25,285 INFO L77 FloydHoareUtils]: At program point fibo2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) the Hoare annotation is: true [2024-11-25 02:52:25,285 INFO L77 FloydHoareUtils]: At program point L22(lines 22 26) the Hoare annotation is: (<= 1 fibo2_~n) [2024-11-25 02:52:25,286 INFO L77 FloydHoareUtils]: At program point L20(lines 20 26) the Hoare annotation is: (not (and (< fibo2_~n |fibo2_#in~n|) (<= fibo2_~n 1))) [2024-11-25 02:52:25,286 INFO L77 FloydHoareUtils]: At program point fibo2FINAL(lines 19 27) the Hoare annotation is: true [2024-11-25 02:52:25,287 INFO L77 FloydHoareUtils]: At program point fibo2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) the Hoare annotation is: true [2024-11-25 02:52:25,288 INFO L77 FloydHoareUtils]: At program point fibo1Err3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) the Hoare annotation is: true [2024-11-25 02:52:25,289 INFO L77 FloydHoareUtils]: At program point fibo1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) the Hoare annotation is: true [2024-11-25 02:52:25,289 INFO L77 FloydHoareUtils]: At program point L15(line 15) the Hoare annotation is: true [2024-11-25 02:52:25,289 INFO L77 FloydHoareUtils]: At program point L15-1(line 15) the Hoare annotation is: true [2024-11-25 02:52:25,289 INFO L77 FloydHoareUtils]: At program point L15-2(line 15) the Hoare annotation is: true [2024-11-25 02:52:25,289 INFO L77 FloydHoareUtils]: At program point L15-3(line 15) the Hoare annotation is: true [2024-11-25 02:52:25,290 INFO L77 FloydHoareUtils]: At program point L15-4(line 15) the Hoare annotation is: true [2024-11-25 02:52:25,290 INFO L77 FloydHoareUtils]: At program point fibo1Err4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) the Hoare annotation is: true [2024-11-25 02:52:25,290 INFO L77 FloydHoareUtils]: At program point fibo1FINAL(lines 9 17) the Hoare annotation is: true [2024-11-25 02:52:25,290 INFO L77 FloydHoareUtils]: At program point L15-5(line 15) the Hoare annotation is: true [2024-11-25 02:52:25,290 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 9 17) the Hoare annotation is: true [2024-11-25 02:52:25,290 INFO L77 FloydHoareUtils]: At program point L15-6(line 15) the Hoare annotation is: true [2024-11-25 02:52:25,290 INFO L77 FloydHoareUtils]: At program point L15-7(line 15) the Hoare annotation is: true [2024-11-25 02:52:25,290 INFO L77 FloydHoareUtils]: At program point L15-8(line 15) the Hoare annotation is: true [2024-11-25 02:52:25,290 INFO L77 FloydHoareUtils]: At program point L15-9(line 15) the Hoare annotation is: true [2024-11-25 02:52:25,291 INFO L77 FloydHoareUtils]: At program point fibo1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) the Hoare annotation is: true [2024-11-25 02:52:25,294 INFO L77 FloydHoareUtils]: At program point fibo1Err2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) the Hoare annotation is: true [2024-11-25 02:52:25,294 INFO L77 FloydHoareUtils]: At program point fibo1Err5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) the Hoare annotation is: true [2024-11-25 02:52:25,294 INFO L77 FloydHoareUtils]: At program point L12(lines 12 16) the Hoare annotation is: true [2024-11-25 02:52:25,295 INFO L77 FloydHoareUtils]: At program point L10(lines 10 16) the Hoare annotation is: true [2024-11-25 02:52:25,295 INFO L77 FloydHoareUtils]: At program point fibo1EXIT(lines 9 17) the Hoare annotation is: true [2024-11-25 02:52:25,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 02:52:25 ImpRootNode [2024-11-25 02:52:25,318 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 02:52:25,319 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 02:52:25,319 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 02:52:25,319 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 02:52:25,320 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:52:21" (3/4) ... [2024-11-25 02:52:25,323 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 02:52:25,327 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure fibo2 [2024-11-25 02:52:25,327 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure fibo1 [2024-11-25 02:52:25,333 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-11-25 02:52:25,335 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-25 02:52:25,335 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-25 02:52:25,335 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 02:52:25,454 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb9cbd39-4d54-44a1-bc2d-bfe1315d3031/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 02:52:25,455 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb9cbd39-4d54-44a1-bc2d-bfe1315d3031/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 02:52:25,455 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 02:52:25,456 INFO L158 Benchmark]: Toolchain (without parser) took 4681.77ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 112.5MB in the end (delta: -8.1MB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB. [2024-11-25 02:52:25,456 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 167.8MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:52:25,457 INFO L158 Benchmark]: CACSL2BoogieTranslator took 302.07ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 93.7MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:52:25,457 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.35ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 92.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:52:25,457 INFO L158 Benchmark]: Boogie Preprocessor took 32.33ms. Allocated memory is still 142.6MB. Free memory was 92.6MB in the beginning and 91.9MB in the end (delta: 672.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:52:25,458 INFO L158 Benchmark]: RCFGBuilder took 467.76ms. Allocated memory is still 142.6MB. Free memory was 91.9MB in the beginning and 78.9MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:52:25,461 INFO L158 Benchmark]: CodeCheck took 3699.28ms. Allocated memory is still 142.6MB. Free memory was 78.9MB in the beginning and 42.2MB in the end (delta: 36.7MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2024-11-25 02:52:25,463 INFO L158 Benchmark]: Witness Printer took 136.03ms. Allocated memory is still 142.6MB. Free memory was 42.2MB in the beginning and 112.5MB in the end (delta: -70.3MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2024-11-25 02:52:25,465 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: 3.5s, 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, 2.3s 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, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s 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, ConComCheckerStatistics: 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 0.48ms. Allocated memory is still 167.8MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 302.07ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 93.7MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.35ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 92.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.33ms. Allocated memory is still 142.6MB. Free memory was 92.6MB in the beginning and 91.9MB in the end (delta: 672.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 467.76ms. Allocated memory is still 142.6MB. Free memory was 91.9MB in the beginning and 78.9MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 3699.28ms. Allocated memory is still 142.6MB. Free memory was 78.9MB in the beginning and 42.2MB in the end (delta: 36.7MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. * Witness Printer took 136.03ms. Allocated memory is still 142.6MB. Free memory was 42.2MB in the beginning and 112.5MB in the end (delta: -70.3MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-25 02:52:25,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb9cbd39-4d54-44a1-bc2d-bfe1315d3031/bin/ukojak-verify-ENZ3QT5qd3/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