./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id_i10_o10-1.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_def834d3-1f46-482f-b77e-4762f9608e58/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_def834d3-1f46-482f-b77e-4762f9608e58/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_def834d3-1f46-482f-b77e-4762f9608e58/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_def834d3-1f46-482f-b77e-4762f9608e58/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_i10_o10-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_def834d3-1f46-482f-b77e-4762f9608e58/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_def834d3-1f46-482f-b77e-4762f9608e58/bin/ukojak-verify-CZk0znPC7b --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 9dc175bed280c85fbc7018a36f57353cd7d8c459346c67f95db055f6ec935a28 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:25:55,053 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:25:55,106 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_def834d3-1f46-482f-b77e-4762f9608e58/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 23:25:55,110 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:25:55,110 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:25:55,128 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:25:55,128 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:25:55,129 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:25:55,129 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:25:55,129 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:25:55,129 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:25:55,129 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:25:55,130 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:25:55,130 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:25:55,130 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:25:55,130 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:25:55,130 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:25:55,130 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:25:55,130 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:25:55,130 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:25:55,130 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:25:55,130 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:25:55,130 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:25:55,131 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:25:55,131 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:25:55,131 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:25:55,131 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:25:55,131 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:25:55,131 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:25:55,131 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:25:55,131 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:25:55,132 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:25:55,132 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:25:55,132 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:25:55,132 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:25:55,132 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_def834d3-1f46-482f-b77e-4762f9608e58/bin/ukojak-verify-CZk0znPC7b 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 -> 9dc175bed280c85fbc7018a36f57353cd7d8c459346c67f95db055f6ec935a28 [2024-12-05 23:25:55,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:25:55,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:25:55,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:25:55,353 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:25:55,354 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:25:55,355 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_def834d3-1f46-482f-b77e-4762f9608e58/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/recursive-simple/id_i10_o10-1.c [2024-12-05 23:25:57,920 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_def834d3-1f46-482f-b77e-4762f9608e58/bin/ukojak-verify-CZk0znPC7b/data/b052ebfb9/abbe299e361b4b3594f3de950a4e5af9/FLAGf81fcdbde [2024-12-05 23:25:58,100 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:25:58,101 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_def834d3-1f46-482f-b77e-4762f9608e58/sv-benchmarks/c/recursive-simple/id_i10_o10-1.c [2024-12-05 23:25:58,112 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_def834d3-1f46-482f-b77e-4762f9608e58/bin/ukojak-verify-CZk0znPC7b/data/b052ebfb9/abbe299e361b4b3594f3de950a4e5af9/FLAGf81fcdbde [2024-12-05 23:25:58,498 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_def834d3-1f46-482f-b77e-4762f9608e58/bin/ukojak-verify-CZk0znPC7b/data/b052ebfb9/abbe299e361b4b3594f3de950a4e5af9 [2024-12-05 23:25:58,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:25:58,501 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:25:58,502 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:25:58,502 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:25:58,505 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:25:58,505 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:25:58" (1/1) ... [2024-12-05 23:25:58,506 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3312b4cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:25:58, skipping insertion in model container [2024-12-05 23:25:58,506 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:25:58" (1/1) ... [2024-12-05 23:25:58,515 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:25:58,614 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:25:58,620 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:25:58,630 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:25:58,642 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:25:58,642 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:25:58 WrapperNode [2024-12-05 23:25:58,642 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:25:58,643 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:25:58,643 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:25:58,644 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:25:58,649 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:25:58" (1/1) ... [2024-12-05 23:25:58,652 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:25:58" (1/1) ... [2024-12-05 23:25:58,663 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 19 [2024-12-05 23:25:58,663 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:25:58,664 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:25:58,664 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:25:58,664 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:25:58,669 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:25:58" (1/1) ... [2024-12-05 23:25:58,669 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:25:58" (1/1) ... [2024-12-05 23:25:58,669 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:25:58" (1/1) ... [2024-12-05 23:25:58,669 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:25:58" (1/1) ... [2024-12-05 23:25:58,671 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:25:58" (1/1) ... [2024-12-05 23:25:58,671 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:25:58" (1/1) ... [2024-12-05 23:25:58,672 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:25:58" (1/1) ... [2024-12-05 23:25:58,673 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:25:58" (1/1) ... [2024-12-05 23:25:58,673 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:25:58" (1/1) ... [2024-12-05 23:25:58,674 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:25:58,674 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:25:58,674 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:25:58,674 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:25:58,675 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:25:58" (1/1) ... [2024-12-05 23:25:58,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:25:58,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_def834d3-1f46-482f-b77e-4762f9608e58/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:25:58,697 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_def834d3-1f46-482f-b77e-4762f9608e58/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:25:58,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_def834d3-1f46-482f-b77e-4762f9608e58/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:25:58,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:25:58,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:25:58,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:25:58,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:25:58,720 INFO L130 BoogieDeclarations]: Found specification of procedure id [2024-12-05 23:25:58,720 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2024-12-05 23:25:58,763 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:25:58,764 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:25:58,845 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-12-05 23:25:58,846 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:25:58,871 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:25:58,871 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 23:25:58,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:25:58 BoogieIcfgContainer [2024-12-05 23:25:58,872 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:25:58,872 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:25:58,872 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:25:58,880 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:25:58,880 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:25:58" (1/1) ... [2024-12-05 23:25:58,887 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:25:58,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:58,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2024-12-05 23:25:58,925 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2024-12-05 23:25:58,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 23:25:58,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:58,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:25:58,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:59,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:25:59,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:59,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 23 transitions. [2024-12-05 23:25:59,172 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2024-12-05 23:25:59,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 23:25:59,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:59,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:25:59,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:59,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:25:59,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:59,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 28 transitions. [2024-12-05 23:25:59,443 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2024-12-05 23:25:59,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 23:25:59,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:59,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:25:59,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:59,535 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:25:59,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:59,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 34 transitions. [2024-12-05 23:25:59,674 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2024-12-05 23:25:59,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 23:25:59,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:59,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:25:59,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:59,745 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:25:59,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:59,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 27 transitions. [2024-12-05 23:25:59,771 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2024-12-05 23:25:59,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-05 23:25:59,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:59,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:25:59,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:59,872 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:26:00,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:00,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 33 transitions. [2024-12-05 23:26:00,018 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2024-12-05 23:26:00,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 23:26:00,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:00,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:00,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:00,133 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:26:00,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:00,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 39 transitions. [2024-12-05 23:26:00,292 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2024-12-05 23:26:00,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 23:26:00,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:00,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:00,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:00,417 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:26:00,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:00,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 45 transitions. [2024-12-05 23:26:00,595 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2024-12-05 23:26:00,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 23:26:00,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:00,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:00,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:00,718 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:26:00,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:00,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 51 transitions. [2024-12-05 23:26:00,911 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2024-12-05 23:26:00,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-05 23:26:00,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:00,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:00,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:01,060 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:26:01,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:01,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 57 transitions. [2024-12-05 23:26:01,279 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 57 transitions. [2024-12-05 23:26:01,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:26:01,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:01,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:01,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:01,464 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:26:01,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:01,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 55 states and 63 transitions. [2024-12-05 23:26:01,698 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions. [2024-12-05 23:26:01,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-05 23:26:01,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:01,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:01,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:01,896 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:26:02,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:02,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 60 states and 69 transitions. [2024-12-05 23:26:02,137 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 69 transitions. [2024-12-05 23:26:02,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-05 23:26:02,138 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:02,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:02,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:02,354 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:26:02,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:02,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 65 states and 75 transitions. [2024-12-05 23:26:02,605 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 75 transitions. [2024-12-05 23:26:02,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-05 23:26:02,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:02,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:02,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:02,837 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:26:03,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:03,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 63 states and 72 transitions. [2024-12-05 23:26:03,133 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2024-12-05 23:26:03,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-05 23:26:03,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:03,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:03,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:03,283 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-12-05 23:26:03,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:03,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 86 transitions. [2024-12-05 23:26:03,452 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 86 transitions. [2024-12-05 23:26:03,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 23:26:03,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:03,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:03,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:03,502 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-12-05 23:26:03,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:03,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 68 states and 86 transitions. [2024-12-05 23:26:03,529 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 86 transitions. [2024-12-05 23:26:03,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-12-05 23:26:03,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:03,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:03,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:03,620 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2024-12-05 23:26:03,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:03,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 85 transitions. [2024-12-05 23:26:03,790 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 85 transitions. [2024-12-05 23:26:03,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-05 23:26:03,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:03,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:03,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:03,943 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-12-05 23:26:04,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:04,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 72 states and 99 transitions. [2024-12-05 23:26:04,413 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions. [2024-12-05 23:26:04,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-12-05 23:26:04,414 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:04,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:04,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:04,563 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-12-05 23:26:04,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:04,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 77 states and 111 transitions. [2024-12-05 23:26:04,937 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 111 transitions. [2024-12-05 23:26:04,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-12-05 23:26:04,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:04,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:04,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:05,100 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-12-05 23:26:05,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:05,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 82 states and 122 transitions. [2024-12-05 23:26:05,447 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 122 transitions. [2024-12-05 23:26:05,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-05 23:26:05,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:05,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:05,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:05,618 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-12-05 23:26:05,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:05,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 87 states and 132 transitions. [2024-12-05 23:26:05,993 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 132 transitions. [2024-12-05 23:26:05,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-12-05 23:26:05,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:05,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:06,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:06,205 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-12-05 23:26:06,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:06,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 92 states and 141 transitions. [2024-12-05 23:26:06,616 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 141 transitions. [2024-12-05 23:26:06,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-05 23:26:06,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:06,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:06,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:06,856 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-12-05 23:26:07,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:07,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 97 states and 149 transitions. [2024-12-05 23:26:07,272 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 149 transitions. [2024-12-05 23:26:07,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-12-05 23:26:07,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:07,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:07,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:07,529 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-12-05 23:26:07,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:07,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 102 states and 156 transitions. [2024-12-05 23:26:07,907 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 156 transitions. [2024-12-05 23:26:07,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-12-05 23:26:07,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:07,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:07,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:08,176 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-12-05 23:26:08,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:08,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 107 states and 162 transitions. [2024-12-05 23:26:08,546 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 162 transitions. [2024-12-05 23:26:08,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-12-05 23:26:08,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:08,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:08,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:08,849 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-12-05 23:26:09,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:09,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 108 states and 163 transitions. [2024-12-05 23:26:09,321 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 163 transitions. [2024-12-05 23:26:09,323 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 23:26:09,323 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 26 iterations. [2024-12-05 23:26:09,331 INFO L726 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2024-12-05 23:26:09,970 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 23:26:09,970 INFO L77 FloydHoareUtils]: At program point L13(line 13) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~input~0#1| 10) (<= 10 |ULTIMATE.start_main_~input~0#1|)) [2024-12-05 23:26:09,970 INFO L77 FloydHoareUtils]: At program point L13-1(line 13) the Hoare annotation is: true [2024-12-05 23:26:09,971 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 23:26:09,971 INFO L77 FloydHoareUtils]: At program point idErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 8) the Hoare annotation is: true [2024-12-05 23:26:09,971 INFO L75 FloydHoareUtils]: For program point idErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 8) no Hoare annotation was computed. [2024-12-05 23:26:09,971 INFO L77 FloydHoareUtils]: At program point idFINAL(lines 6 9) the Hoare annotation is: true [2024-12-05 23:26:09,971 INFO L77 FloydHoareUtils]: At program point idEXIT(lines 6 9) the Hoare annotation is: true [2024-12-05 23:26:09,971 INFO L75 FloydHoareUtils]: For program point idErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 8) no Hoare annotation was computed. [2024-12-05 23:26:09,971 INFO L75 FloydHoareUtils]: For program point idErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 8) no Hoare annotation was computed. [2024-12-05 23:26:09,972 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 6 9) the Hoare annotation is: (or (and (<= 5 |id_#in~x|) (< |id_#in~x| 6)) (and (<= 6 |id_#in~x|) (< |id_#in~x| 7)) (and (< |id_#in~x| 3) (<= 2 |id_#in~x|)) (and (<= |id_#in~x| 10) (<= 10 |id_#in~x|)) (and (< |id_#in~x| 1) (<= 0 |id_#in~x|)) (and (< |id_#in~x| 8) (<= 7 |id_#in~x|)) (and (<= 3 |id_#in~x|) (< |id_#in~x| 4)) (and (< |id_#in~x| 2) (<= 1 |id_#in~x|)) (and (<= 8 |id_#in~x|) (< |id_#in~x| 9)) (and (< |id_#in~x| 10) (<= 9 |id_#in~x|)) (and (<= 4 |id_#in~x|) (< |id_#in~x| 5))) [2024-12-05 23:26:09,972 INFO L77 FloydHoareUtils]: At program point L8(line 8) the Hoare annotation is: (or (and (< id_~x 10) (<= 9 id_~x)) (and (<= 3 id_~x) (< id_~x 4)) (and (< id_~x 7) (<= 6 id_~x)) (and (<= 2 id_~x) (< id_~x 3)) (and (<= 7 id_~x) (< id_~x 8)) (and (< id_~x 6) (<= 5 id_~x)) (and (< id_~x 2) (<= 1 id_~x)) (and (<= 4 id_~x) (< id_~x 5)) (and (< id_~x 9) (<= 8 id_~x)) (and (<= id_~x 10) (<= 10 id_~x))) [2024-12-05 23:26:09,972 INFO L77 FloydHoareUtils]: At program point L7(line 7) the Hoare annotation is: (or (and (<= 0 id_~x) (< id_~x 1)) (and (< id_~x 10) (<= 9 id_~x)) (and (<= 3 id_~x) (< id_~x 4)) (and (< id_~x 7) (<= 6 id_~x)) (and (<= 2 id_~x) (< id_~x 3)) (and (<= 7 id_~x) (< id_~x 8)) (and (< id_~x 6) (<= 5 id_~x)) (and (< id_~x 2) (<= 1 id_~x)) (and (<= 4 id_~x) (< id_~x 5)) (and (< id_~x 9) (<= 8 id_~x)) (and (<= id_~x 10) (<= 10 id_~x))) [2024-12-05 23:26:09,972 INFO L77 FloydHoareUtils]: At program point L8-1(line 8) the Hoare annotation is: (or (and (< id_~x 10) (<= 9 id_~x)) (and (<= 3 id_~x) (< id_~x 4)) (and (< id_~x 7) (<= 6 id_~x)) (and (<= 2 id_~x) (< id_~x 3)) (and (<= 7 id_~x) (< id_~x 8)) (and (< id_~x 6) (<= 5 id_~x)) (and (< id_~x 2) (<= 1 id_~x)) (and (<= 4 id_~x) (< id_~x 5)) (and (< id_~x 9) (<= 8 id_~x)) (and (<= id_~x 10) (<= 10 id_~x))) [2024-12-05 23:26:09,972 INFO L77 FloydHoareUtils]: At program point L8-2(line 8) the Hoare annotation is: (or (and (< id_~x 10) (<= 9 id_~x)) (and (<= 3 id_~x) (< id_~x 4)) (and (< id_~x 7) (<= 6 id_~x)) (and (<= 2 id_~x) (< id_~x 3)) (and (<= 7 id_~x) (< id_~x 8)) (and (< id_~x 6) (<= 5 id_~x)) (and (< id_~x 2) (<= 1 id_~x)) (and (<= 4 id_~x) (< id_~x 5)) (and (< id_~x 9) (<= 8 id_~x)) (and (<= id_~x 10) (<= 10 id_~x))) [2024-12-05 23:26:09,972 INFO L77 FloydHoareUtils]: At program point L8-3(line 8) the Hoare annotation is: true [2024-12-05 23:26:09,972 INFO L77 FloydHoareUtils]: At program point L8-4(line 8) the Hoare annotation is: (<= 0 (+ |id_#t~ret4| 2147483648)) [2024-12-05 23:26:09,972 INFO L77 FloydHoareUtils]: At program point L8-5(line 8) the Hoare annotation is: true [2024-12-05 23:26:10,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 11:26:10 ImpRootNode [2024-12-05 23:26:10,003 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 23:26:10,003 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 23:26:10,003 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 23:26:10,003 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 23:26:10,004 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:25:58" (3/4) ... [2024-12-05 23:26:10,006 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 23:26:10,009 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2024-12-05 23:26:10,012 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-12-05 23:26:10,012 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-05 23:26:10,012 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-05 23:26:10,012 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 23:26:10,080 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_def834d3-1f46-482f-b77e-4762f9608e58/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 23:26:10,080 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_def834d3-1f46-482f-b77e-4762f9608e58/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 23:26:10,080 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 23:26:10,081 INFO L158 Benchmark]: Toolchain (without parser) took 11579.76ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 117.1MB in the beginning and 123.0MB in the end (delta: -5.9MB). Peak memory consumption was 167.1MB. Max. memory is 16.1GB. [2024-12-05 23:26:10,081 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:26:10,081 INFO L158 Benchmark]: CACSL2BoogieTranslator took 141.12ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 106.7MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:26:10,081 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.10ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 105.9MB in the end (delta: 837.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:26:10,082 INFO L158 Benchmark]: Boogie Preprocessor took 9.85ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 105.0MB in the end (delta: 839.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:26:10,082 INFO L158 Benchmark]: RCFGBuilder took 197.44ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 94.5MB in the end (delta: 10.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:26:10,082 INFO L158 Benchmark]: CodeCheck took 11130.56ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 94.2MB in the beginning and 126.3MB in the end (delta: -32.1MB). Peak memory consumption was 141.9MB. Max. memory is 16.1GB. [2024-12-05 23:26:10,082 INFO L158 Benchmark]: Witness Printer took 76.88ms. Allocated memory is still 318.8MB. Free memory was 126.3MB in the beginning and 123.0MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:26:10,084 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 2 procedures, 18 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 10.4s, OverallIterations: 26, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1761 SdHoareTripleChecker+Valid, 10.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1629 mSDsluCounter, 1402 SdHoareTripleChecker+Invalid, 8.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 204 mSDsCounter, 3078 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8649 IncrementalHoareTripleChecker+Invalid, 11727 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3078 mSolverCounterUnsat, 1198 mSDtfsCounter, 8649 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12521 GetRequests, 11885 SyntacticMatches, 456 SemanticMatches, 180 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12861 ImplicationChecksByTransitivity, 6.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 1283 NumberOfCodeBlocks, 1283 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 1258 ConstructedInterpolants, 0 QuantifiedInterpolants, 2488 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 25 InterpolantComputations, 6 PerfectInterpolantSequences, 2948/4763 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: 8]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 8]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 8]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 8]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - ProcedureContractResult [Line: 6]: Procedure Contract for id Derived contract for procedure id. Requires: (((((((((((x == 0) || (x == 4)) || (x == 6)) || (x == 1)) || (x == 9)) || (x == 8)) || (7 == x)) || (x == 2)) || (x == 3)) || (5 == x)) || (x == 10)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 141.12ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 106.7MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.10ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 105.9MB in the end (delta: 837.0kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 9.85ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 105.0MB in the end (delta: 839.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 197.44ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 94.5MB in the end (delta: 10.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 11130.56ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 94.2MB in the beginning and 126.3MB in the end (delta: -32.1MB). Peak memory consumption was 141.9MB. Max. memory is 16.1GB. * Witness Printer took 76.88ms. Allocated memory is still 318.8MB. Free memory was 126.3MB in the beginning and 123.0MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-05 23:26:10,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_def834d3-1f46-482f-b77e-4762f9608e58/bin/ukojak-verify-CZk0znPC7b/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