./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_effef356-86a6-4e10-b889-b896aba002d8/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_effef356-86a6-4e10-b889-b896aba002d8/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_effef356-86a6-4e10-b889-b896aba002d8/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_effef356-86a6-4e10-b889-b896aba002d8/bin/ukojak-verify-EEHR8qb7sm/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_effef356-86a6-4e10-b889-b896aba002d8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_effef356-86a6-4e10-b889-b896aba002d8/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9dc175bed280c85fbc7018a36f57353cd7d8c459346c67f95db055f6ec935a28 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:34:38,112 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:34:38,234 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_effef356-86a6-4e10-b889-b896aba002d8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 21:34:38,247 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:34:38,248 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:34:38,281 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:34:38,284 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:34:38,284 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:34:38,285 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:34:38,285 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:34:38,286 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:34:38,286 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:34:38,286 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:34:38,286 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:34:38,286 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:34:38,287 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:34:38,287 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:34:38,287 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:34:38,287 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:34:38,287 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:34:38,287 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:34:38,287 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:34:38,287 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:34:38,288 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:34:38,288 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:34:38,288 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:34:38,288 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:34:38,288 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:34:38,288 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:34:38,288 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:34:38,289 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:34:38,289 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:34:38,289 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:34:38,289 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:34:38,289 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:34:38,289 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_effef356-86a6-4e10-b889-b896aba002d8/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9dc175bed280c85fbc7018a36f57353cd7d8c459346c67f95db055f6ec935a28 [2024-11-13 21:34:38,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:34:38,738 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:34:38,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:34:38,746 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:34:38,746 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:34:38,748 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_effef356-86a6-4e10-b889-b896aba002d8/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/recursive-simple/id_i10_o10-1.c Unable to find full path for "g++" [2024-11-13 21:34:41,043 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:34:41,393 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:34:41,395 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_effef356-86a6-4e10-b889-b896aba002d8/sv-benchmarks/c/recursive-simple/id_i10_o10-1.c [2024-11-13 21:34:41,405 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_effef356-86a6-4e10-b889-b896aba002d8/bin/ukojak-verify-EEHR8qb7sm/data/a3da7f1cd/c4cb7f5fa3a947debd7ab778168ccfcb/FLAG4f8438222 [2024-11-13 21:34:41,632 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_effef356-86a6-4e10-b889-b896aba002d8/bin/ukojak-verify-EEHR8qb7sm/data/a3da7f1cd/c4cb7f5fa3a947debd7ab778168ccfcb [2024-11-13 21:34:41,635 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:34:41,638 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:34:41,640 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:34:41,640 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:34:41,647 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:34:41,649 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:34:41" (1/1) ... [2024-11-13 21:34:41,650 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29f6fd9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:41, skipping insertion in model container [2024-11-13 21:34:41,652 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:34:41" (1/1) ... [2024-11-13 21:34:41,670 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:34:41,849 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:34:41,862 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:34:41,877 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:34:41,893 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:34:41,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:41 WrapperNode [2024-11-13 21:34:41,893 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:34:41,894 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:34:41,894 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:34:41,895 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:34:41,902 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:41" (1/1) ... [2024-11-13 21:34:41,907 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:41" (1/1) ... [2024-11-13 21:34:41,923 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 19 [2024-11-13 21:34:41,923 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:34:41,924 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:34:41,924 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:34:41,924 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:34:41,931 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:41" (1/1) ... [2024-11-13 21:34:41,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:41" (1/1) ... [2024-11-13 21:34:41,932 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:41" (1/1) ... [2024-11-13 21:34:41,933 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:41" (1/1) ... [2024-11-13 21:34:41,935 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:41" (1/1) ... [2024-11-13 21:34:41,936 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:41" (1/1) ... [2024-11-13 21:34:41,937 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:41" (1/1) ... [2024-11-13 21:34:41,938 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:41" (1/1) ... [2024-11-13 21:34:41,939 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:34:41,940 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:34:41,940 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:34:41,940 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:34:41,941 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:41" (1/1) ... [2024-11-13 21:34:41,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:34:41,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_effef356-86a6-4e10-b889-b896aba002d8/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:34:41,981 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_effef356-86a6-4e10-b889-b896aba002d8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:34:41,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_effef356-86a6-4e10-b889-b896aba002d8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:34:42,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:34:42,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:34:42,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:34:42,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:34:42,018 INFO L130 BoogieDeclarations]: Found specification of procedure id [2024-11-13 21:34:42,018 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2024-11-13 21:34:42,089 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:34:42,091 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:34:42,190 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 21:34:42,190 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:34:42,227 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:34:42,227 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:34:42,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:34:42 BoogieIcfgContainer [2024-11-13 21:34:42,228 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:34:42,229 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:34:42,229 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:34:42,240 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:34:42,241 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:34:42" (1/1) ... [2024-11-13 21:34:42,251 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:34:42,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:42,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2024-11-13 21:34:42,311 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2024-11-13 21:34:42,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 21:34:42,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:42,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:42,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:42,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:34:42,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:42,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 23 transitions. [2024-11-13 21:34:42,767 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2024-11-13 21:34:42,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:34:42,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:42,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:42,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:42,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:34:43,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:43,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 28 transitions. [2024-11-13 21:34:43,208 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2024-11-13 21:34:43,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:34:43,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:43,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:43,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:43,369 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:34:43,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:43,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 34 transitions. [2024-11-13 21:34:43,658 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2024-11-13 21:34:43,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:34:43,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:43,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:43,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:43,753 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:34:43,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:43,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 27 transitions. [2024-11-13 21:34:43,804 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2024-11-13 21:34:43,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:34:43,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:43,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:43,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:44,021 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:34:44,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:44,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 33 transitions. [2024-11-13 21:34:44,285 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2024-11-13 21:34:44,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:34:44,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:44,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:44,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:44,619 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:34:44,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:44,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 39 transitions. [2024-11-13 21:34:44,886 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2024-11-13 21:34:44,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 21:34:44,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:44,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:44,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:45,174 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:34:45,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:45,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 45 transitions. [2024-11-13 21:34:45,474 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2024-11-13 21:34:45,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:34:45,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:45,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:45,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:45,697 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:34:46,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:46,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 51 transitions. [2024-11-13 21:34:46,014 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2024-11-13 21:34:46,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 21:34:46,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:46,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:46,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:46,302 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:34:46,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:46,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 57 transitions. [2024-11-13 21:34:46,615 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 57 transitions. [2024-11-13 21:34:46,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:34:46,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:46,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:46,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:46,900 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:34:47,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:47,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 55 states and 63 transitions. [2024-11-13 21:34:47,249 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions. [2024-11-13 21:34:47,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 21:34:47,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:47,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:47,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:47,589 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:34:47,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:47,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 60 states and 69 transitions. [2024-11-13 21:34:47,946 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 69 transitions. [2024-11-13 21:34:47,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:34:47,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:47,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:47,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:48,257 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:34:48,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:48,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 65 states and 75 transitions. [2024-11-13 21:34:48,658 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 75 transitions. [2024-11-13 21:34:48,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 21:34:48,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:48,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:48,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:49,011 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:34:49,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:49,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 63 states and 72 transitions. [2024-11-13 21:34:49,395 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2024-11-13 21:34:49,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-13 21:34:49,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:49,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:49,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:49,577 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-11-13 21:34:49,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:49,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 86 transitions. [2024-11-13 21:34:49,796 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 86 transitions. [2024-11-13 21:34:49,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-13 21:34:49,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:49,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:49,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:49,860 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-11-13 21:34:49,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:49,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 68 states and 86 transitions. [2024-11-13 21:34:49,892 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 86 transitions. [2024-11-13 21:34:49,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-13 21:34:49,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:49,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:49,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:50,010 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2024-11-13 21:34:50,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:50,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 85 transitions. [2024-11-13 21:34:50,224 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 85 transitions. [2024-11-13 21:34:50,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-13 21:34:50,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:50,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:50,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:50,432 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-11-13 21:34:51,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:51,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 72 states and 99 transitions. [2024-11-13 21:34:51,133 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions. [2024-11-13 21:34:51,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-13 21:34:51,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:51,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:51,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:51,378 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-11-13 21:34:51,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:51,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 77 states and 111 transitions. [2024-11-13 21:34:51,944 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 111 transitions. [2024-11-13 21:34:51,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-13 21:34:51,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:51,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:51,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:52,195 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-11-13 21:34:52,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:52,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 82 states and 122 transitions. [2024-11-13 21:34:52,776 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 122 transitions. [2024-11-13 21:34:52,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-13 21:34:52,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:52,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:52,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:53,067 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-11-13 21:34:53,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:53,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 87 states and 132 transitions. [2024-11-13 21:34:53,674 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 132 transitions. [2024-11-13 21:34:53,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 21:34:53,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:53,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:53,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:53,954 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-11-13 21:34:54,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:54,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 92 states and 141 transitions. [2024-11-13 21:34:54,557 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 141 transitions. [2024-11-13 21:34:54,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-13 21:34:54,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:54,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:54,867 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-11-13 21:34:55,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:55,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 97 states and 149 transitions. [2024-11-13 21:34:55,486 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 149 transitions. [2024-11-13 21:34:55,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-13 21:34:55,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:55,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:55,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:55,840 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-11-13 21:34:56,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:56,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 102 states and 156 transitions. [2024-11-13 21:34:56,464 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 156 transitions. [2024-11-13 21:34:56,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-13 21:34:56,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:56,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:56,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:56,844 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-11-13 21:34:57,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:57,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 107 states and 162 transitions. [2024-11-13 21:34:57,439 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 162 transitions. [2024-11-13 21:34:57,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-13 21:34:57,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:57,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:57,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:57,842 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-11-13 21:34:58,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:58,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 108 states and 163 transitions. [2024-11-13 21:34:58,495 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 163 transitions. [2024-11-13 21:34:58,497 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:34:58,498 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 26 iterations. [2024-11-13 21:34:58,509 INFO L729 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2024-11-13 21:34:59,362 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 21:34:59,363 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|)) [2024-11-13 21:34:59,363 INFO L77 FloydHoareUtils]: At program point L13-1(line 13) the Hoare annotation is: true [2024-11-13 21:34:59,363 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 21:34:59,363 INFO L77 FloydHoareUtils]: At program point idErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 8) the Hoare annotation is: true [2024-11-13 21:34:59,363 INFO L75 FloydHoareUtils]: For program point idErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 8) no Hoare annotation was computed. [2024-11-13 21:34:59,363 INFO L77 FloydHoareUtils]: At program point idFINAL(lines 6 9) the Hoare annotation is: true [2024-11-13 21:34:59,363 INFO L77 FloydHoareUtils]: At program point idEXIT(lines 6 9) the Hoare annotation is: true [2024-11-13 21:34:59,363 INFO L75 FloydHoareUtils]: For program point idErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 8) no Hoare annotation was computed. [2024-11-13 21:34:59,363 INFO L75 FloydHoareUtils]: For program point idErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 8) no Hoare annotation was computed. [2024-11-13 21:34:59,364 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))) [2024-11-13 21:34:59,364 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))) [2024-11-13 21:34:59,364 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))) [2024-11-13 21:34:59,365 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))) [2024-11-13 21:34:59,365 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))) [2024-11-13 21:34:59,365 INFO L77 FloydHoareUtils]: At program point L8-3(line 8) the Hoare annotation is: true [2024-11-13 21:34:59,365 INFO L77 FloydHoareUtils]: At program point L8-4(line 8) the Hoare annotation is: (<= 0 (+ |id_#t~ret4| 2147483648)) [2024-11-13 21:34:59,365 INFO L77 FloydHoareUtils]: At program point L8-5(line 8) the Hoare annotation is: true [2024-11-13 21:34:59,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:34:59 ImpRootNode [2024-11-13 21:34:59,428 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:34:59,429 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:34:59,429 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:34:59,429 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:34:59,433 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:34:42" (3/4) ... [2024-11-13 21:34:59,435 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 21:34:59,443 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2024-11-13 21:34:59,450 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-11-13 21:34:59,453 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-13 21:34:59,454 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 21:34:59,454 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 21:34:59,552 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_effef356-86a6-4e10-b889-b896aba002d8/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:34:59,552 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_effef356-86a6-4e10-b889-b896aba002d8/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 21:34:59,553 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:34:59,555 INFO L158 Benchmark]: Toolchain (without parser) took 17915.72ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 93.2MB in the beginning and 140.0MB in the end (delta: -46.8MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2024-11-13 21:34:59,555 INFO L158 Benchmark]: CDTParser took 2.09ms. Allocated memory is still 83.9MB. Free memory is still 40.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:59,556 INFO L158 Benchmark]: CACSL2BoogieTranslator took 253.69ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 82.7MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:34:59,559 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.64ms. Allocated memory is still 117.4MB. Free memory was 82.7MB in the beginning and 81.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:59,559 INFO L158 Benchmark]: Boogie Preprocessor took 15.60ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 81.1MB in the end (delta: 494.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:59,559 INFO L158 Benchmark]: RCFGBuilder took 287.93ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 70.7MB in the end (delta: 10.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:34:59,560 INFO L158 Benchmark]: CodeCheck took 17199.50ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 70.7MB in the beginning and 143.6MB in the end (delta: -72.9MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. [2024-11-13 21:34:59,560 INFO L158 Benchmark]: Witness Printer took 123.92ms. Allocated memory is still 176.2MB. Free memory was 143.6MB in the beginning and 140.0MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:59,563 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: 16.2s, 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, 17.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1629 mSDsluCounter, 1402 SdHoareTripleChecker+Invalid, 14.2s 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, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12521 GetRequests, 11885 SyntacticMatches, 456 SemanticMatches, 180 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12861 ImplicationChecksByTransitivity, 9.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.8s 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 - 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 2.09ms. Allocated memory is still 83.9MB. Free memory is still 40.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 253.69ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 82.7MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.64ms. Allocated memory is still 117.4MB. Free memory was 82.7MB in the beginning and 81.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.60ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 81.1MB in the end (delta: 494.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 287.93ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 70.7MB in the end (delta: 10.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 17199.50ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 70.7MB in the beginning and 143.6MB in the end (delta: -72.9MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. * Witness Printer took 123.92ms. Allocated memory is still 176.2MB. Free memory was 143.6MB in the beginning and 140.0MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 21:34:59,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_effef356-86a6-4e10-b889-b896aba002d8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE