./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id_i5_o5-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9703247f-454a-41f7-8089-112efcf7676e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9703247f-454a-41f7-8089-112efcf7676e/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_9703247f-454a-41f7-8089-112efcf7676e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9703247f-454a-41f7-8089-112efcf7676e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_i5_o5-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9703247f-454a-41f7-8089-112efcf7676e/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_9703247f-454a-41f7-8089-112efcf7676e/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 1be5a7d97aa41e02c549ddce0b54861696e25bfa9b91d41dbf151eb81f7686c7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:30:21,571 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:30:21,666 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9703247f-454a-41f7-8089-112efcf7676e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 22:30:21,671 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:30:21,671 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:30:21,712 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:30:21,714 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:30:21,714 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:30:21,715 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:30:21,715 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:30:21,716 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:30:21,716 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:30:21,717 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:30:21,717 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:30:21,717 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:30:21,717 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:30:21,717 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:30:21,717 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:30:21,717 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:30:21,717 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:30:21,718 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:30:21,718 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:30:21,718 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:30:21,718 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:30:21,718 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:30:21,718 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:30:21,718 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:30:21,718 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:30:21,718 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:30:21,718 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:30:21,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:30:21,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:30:21,719 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:30:21,719 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:30:21,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:30:21,719 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_9703247f-454a-41f7-8089-112efcf7676e/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 -> 1be5a7d97aa41e02c549ddce0b54861696e25bfa9b91d41dbf151eb81f7686c7 [2024-11-13 22:30:22,033 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:30:22,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:30:22,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:30:22,044 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:30:22,044 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:30:22,045 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9703247f-454a-41f7-8089-112efcf7676e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/recursive-simple/id_i5_o5-2.c Unable to find full path for "g++" [2024-11-13 22:30:23,987 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:30:24,252 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:30:24,253 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9703247f-454a-41f7-8089-112efcf7676e/sv-benchmarks/c/recursive-simple/id_i5_o5-2.c [2024-11-13 22:30:24,261 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9703247f-454a-41f7-8089-112efcf7676e/bin/ukojak-verify-EEHR8qb7sm/data/4cb35e65c/002d6813dce34e38b47e83f6f43eada7/FLAGa4d5fde63 [2024-11-13 22:30:24,554 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9703247f-454a-41f7-8089-112efcf7676e/bin/ukojak-verify-EEHR8qb7sm/data/4cb35e65c/002d6813dce34e38b47e83f6f43eada7 [2024-11-13 22:30:24,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:30:24,557 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:30:24,559 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:30:24,559 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:30:24,563 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:30:24,564 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:30:24" (1/1) ... [2024-11-13 22:30:24,565 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19955873 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:24, skipping insertion in model container [2024-11-13 22:30:24,566 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:30:24" (1/1) ... [2024-11-13 22:30:24,579 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:30:24,745 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:30:24,759 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:30:24,775 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:30:24,792 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:30:24,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:24 WrapperNode [2024-11-13 22:30:24,793 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:30:24,794 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:30:24,794 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:30:24,795 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:30:24,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:24" (1/1) ... [2024-11-13 22:30:24,810 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:24" (1/1) ... [2024-11-13 22:30:24,826 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 19 [2024-11-13 22:30:24,828 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:30:24,828 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:30:24,828 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:30:24,829 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:30:24,835 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:24" (1/1) ... [2024-11-13 22:30:24,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:24" (1/1) ... [2024-11-13 22:30:24,837 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:24" (1/1) ... [2024-11-13 22:30:24,838 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:24" (1/1) ... [2024-11-13 22:30:24,841 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:24" (1/1) ... [2024-11-13 22:30:24,843 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:24" (1/1) ... [2024-11-13 22:30:24,844 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:24" (1/1) ... [2024-11-13 22:30:24,846 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:24" (1/1) ... [2024-11-13 22:30:24,848 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:30:24,848 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:30:24,849 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:30:24,849 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:30:24,849 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:24" (1/1) ... [2024-11-13 22:30:24,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:30:24,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9703247f-454a-41f7-8089-112efcf7676e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:30:24,895 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9703247f-454a-41f7-8089-112efcf7676e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:30:24,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9703247f-454a-41f7-8089-112efcf7676e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:30:24,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:30:24,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:30:24,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:30:24,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:30:24,929 INFO L130 BoogieDeclarations]: Found specification of procedure id [2024-11-13 22:30:24,930 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2024-11-13 22:30:25,001 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:30:25,004 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:30:25,158 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 22:30:25,158 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:30:25,218 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:30:25,218 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:30:25,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:30:25 BoogieIcfgContainer [2024-11-13 22:30:25,219 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:30:25,223 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:30:25,223 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:30:25,236 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:30:25,236 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:30:25" (1/1) ... [2024-11-13 22:30:25,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:30:25,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:25,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2024-11-13 22:30:25,314 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2024-11-13 22:30:25,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 22:30:25,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:25,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:25,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:25,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:30:25,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:25,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 23 transitions. [2024-11-13 22:30:25,665 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2024-11-13 22:30:25,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:30:25,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:25,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:25,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:25,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:30:26,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:26,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 28 transitions. [2024-11-13 22:30:26,017 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2024-11-13 22:30:26,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:30:26,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:26,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:26,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:26,163 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 22:30:26,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:26,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 34 transitions. [2024-11-13 22:30:26,375 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2024-11-13 22:30:26,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:30:26,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:26,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:26,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:26,522 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 22:30:26,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:26,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 27 transitions. [2024-11-13 22:30:26,562 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2024-11-13 22:30:26,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:30:26,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:26,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:26,766 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 22:30:26,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:26,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 33 transitions. [2024-11-13 22:30:26,987 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2024-11-13 22:30:26,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 22:30:26,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:26,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:27,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:27,151 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 22:30:27,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:27,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 39 transitions. [2024-11-13 22:30:27,380 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2024-11-13 22:30:27,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:30:27,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:27,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:27,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:27,559 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 22:30:27,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:27,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 45 transitions. [2024-11-13 22:30:27,824 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2024-11-13 22:30:27,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:30:27,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:27,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:27,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:28,039 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 22:30:28,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:28,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 42 transitions. [2024-11-13 22:30:28,306 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 42 transitions. [2024-11-13 22:30:28,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 22:30:28,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:28,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:28,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:28,432 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 22:30:28,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:28,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 42 states and 51 transitions. [2024-11-13 22:30:28,582 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2024-11-13 22:30:28,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 22:30:28,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:28,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:28,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:28,654 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 22:30:28,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:28,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 43 states and 51 transitions. [2024-11-13 22:30:28,679 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2024-11-13 22:30:28,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 22:30:28,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:28,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:28,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:28,781 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-11-13 22:30:28,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:28,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 42 states and 50 transitions. [2024-11-13 22:30:28,945 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2024-11-13 22:30:28,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:30:28,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:28,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:28,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:29,119 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 22:30:29,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:29,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 47 states and 59 transitions. [2024-11-13 22:30:29,628 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 59 transitions. [2024-11-13 22:30:29,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 22:30:29,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:29,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:29,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:29,840 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 22:30:30,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:30,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 52 states and 66 transitions. [2024-11-13 22:30:30,234 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 66 transitions. [2024-11-13 22:30:30,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 22:30:30,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:30,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:30,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:30,452 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 22:30:30,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:30,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 57 states and 72 transitions. [2024-11-13 22:30:30,834 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2024-11-13 22:30:30,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 22:30:30,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:30,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:30,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:31,083 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 22:30:31,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:31,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 58 states and 73 transitions. [2024-11-13 22:30:31,513 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 73 transitions. [2024-11-13 22:30:31,514 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:30:31,515 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2024-11-13 22:30:31,524 INFO L729 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2024-11-13 22:30:32,046 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:30:32,047 INFO L77 FloydHoareUtils]: At program point L13(line 13) the Hoare annotation is: (and (<= 5 |ULTIMATE.start_main_~input~0#1|) (<= |ULTIMATE.start_main_~input~0#1| 5)) [2024-11-13 22:30:32,047 INFO L77 FloydHoareUtils]: At program point L13-1(line 13) the Hoare annotation is: true [2024-11-13 22:30:32,047 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:30:32,047 INFO L77 FloydHoareUtils]: At program point idErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 8) the Hoare annotation is: true [2024-11-13 22:30:32,047 INFO L75 FloydHoareUtils]: For program point idErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 8) no Hoare annotation was computed. [2024-11-13 22:30:32,048 INFO L77 FloydHoareUtils]: At program point idFINAL(lines 6 9) the Hoare annotation is: true [2024-11-13 22:30:32,048 INFO L77 FloydHoareUtils]: At program point idEXIT(lines 6 9) the Hoare annotation is: true [2024-11-13 22:30:32,048 INFO L75 FloydHoareUtils]: For program point idErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 8) no Hoare annotation was computed. [2024-11-13 22:30:32,048 INFO L75 FloydHoareUtils]: For program point idErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 8) no Hoare annotation was computed. [2024-11-13 22:30:32,048 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 6 9) the Hoare annotation is: (or (and (< |id_#in~x| 3) (<= 2 |id_#in~x|)) (and (< |id_#in~x| 1) (<= 0 |id_#in~x|)) (and (<= 3 |id_#in~x|) (< |id_#in~x| 4)) (and (< |id_#in~x| 2) (<= 1 |id_#in~x|)) (and (<= 5 |id_#in~x|) (<= |id_#in~x| 5)) (and (<= 4 |id_#in~x|) (< |id_#in~x| 5))) [2024-11-13 22:30:32,052 INFO L77 FloydHoareUtils]: At program point L8(line 8) the Hoare annotation is: (or (and (<= 3 id_~x) (< id_~x 4)) (and (<= 2 id_~x) (< id_~x 3)) (and (< id_~x 2) (<= 1 id_~x)) (and (<= 5 id_~x) (<= id_~x 5)) (and (<= 4 id_~x) (< id_~x 5))) [2024-11-13 22:30:32,052 INFO L77 FloydHoareUtils]: At program point L7(line 7) the Hoare annotation is: (or (and (<= 0 id_~x) (< id_~x 1)) (and (<= 3 id_~x) (< id_~x 4)) (and (<= 2 id_~x) (< id_~x 3)) (and (< id_~x 2) (<= 1 id_~x)) (and (<= 5 id_~x) (<= id_~x 5)) (and (<= 4 id_~x) (< id_~x 5))) [2024-11-13 22:30:32,053 INFO L77 FloydHoareUtils]: At program point L8-1(line 8) the Hoare annotation is: (or (and (<= 3 id_~x) (< id_~x 4)) (and (<= 2 id_~x) (< id_~x 3)) (and (< id_~x 2) (<= 1 id_~x)) (and (<= 5 id_~x) (<= id_~x 5)) (and (<= 4 id_~x) (< id_~x 5))) [2024-11-13 22:30:32,053 INFO L77 FloydHoareUtils]: At program point L8-2(line 8) the Hoare annotation is: (or (and (<= 3 id_~x) (< id_~x 4)) (and (<= 2 id_~x) (< id_~x 3)) (and (< id_~x 2) (<= 1 id_~x)) (and (<= 5 id_~x) (<= id_~x 5)) (and (<= 4 id_~x) (< id_~x 5))) [2024-11-13 22:30:32,053 INFO L77 FloydHoareUtils]: At program point L8-3(line 8) the Hoare annotation is: true [2024-11-13 22:30:32,053 INFO L77 FloydHoareUtils]: At program point L8-4(line 8) the Hoare annotation is: (<= 0 (+ |id_#t~ret4| 2147483648)) [2024-11-13 22:30:32,053 INFO L77 FloydHoareUtils]: At program point L8-5(line 8) the Hoare annotation is: true [2024-11-13 22:30:32,097 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:30:32 ImpRootNode [2024-11-13 22:30:32,098 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:30:32,099 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:30:32,100 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:30:32,100 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:30:32,102 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:30:25" (3/4) ... [2024-11-13 22:30:32,104 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:30:32,108 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2024-11-13 22:30:32,111 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-11-13 22:30:32,114 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-13 22:30:32,114 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 22:30:32,114 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:30:32,208 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9703247f-454a-41f7-8089-112efcf7676e/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:30:32,209 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9703247f-454a-41f7-8089-112efcf7676e/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:30:32,209 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:30:32,212 INFO L158 Benchmark]: Toolchain (without parser) took 7652.63ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 108.6MB in the end (delta: 10.2MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. [2024-11-13 22:30:32,212 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:32,213 INFO L158 Benchmark]: CACSL2BoogieTranslator took 235.06ms. Allocated memory is still 142.6MB. Free memory was 118.5MB in the beginning and 108.2MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:30:32,214 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.55ms. Allocated memory is still 142.6MB. Free memory was 108.2MB in the beginning and 107.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:32,215 INFO L158 Benchmark]: Boogie Preprocessor took 19.56ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 106.8MB in the end (delta: 387.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:32,215 INFO L158 Benchmark]: RCFGBuilder took 370.48ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 95.4MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:30:32,216 INFO L158 Benchmark]: CodeCheck took 6875.07ms. Allocated memory is still 142.6MB. Free memory was 95.4MB in the beginning and 112.8MB in the end (delta: -17.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:32,217 INFO L158 Benchmark]: Witness Printer took 110.21ms. Allocated memory is still 142.6MB. Free memory was 112.8MB in the beginning and 108.6MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:32,219 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: 6.3s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 611 SdHoareTripleChecker+Valid, 4.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 539 mSDsluCounter, 482 SdHoareTripleChecker+Invalid, 3.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 54 mSDsCounter, 873 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2534 IncrementalHoareTripleChecker+Invalid, 3407 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 873 mSolverCounterUnsat, 428 mSDtfsCounter, 2534 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3491 GetRequests, 3280 SyntacticMatches, 111 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3726 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 413 NumberOfCodeBlocks, 413 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 398 ConstructedInterpolants, 0 QuantifiedInterpolants, 788 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 6 PerfectInterpolantSequences, 428/673 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 == 1)) || (x == 2)) || (x == 3)) || (5 == x)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 235.06ms. Allocated memory is still 142.6MB. Free memory was 118.5MB in the beginning and 108.2MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.55ms. Allocated memory is still 142.6MB. Free memory was 108.2MB in the beginning and 107.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.56ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 106.8MB in the end (delta: 387.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 370.48ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 95.4MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 6875.07ms. Allocated memory is still 142.6MB. Free memory was 95.4MB in the beginning and 112.8MB in the end (delta: -17.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 110.21ms. Allocated memory is still 142.6MB. Free memory was 112.8MB in the beginning and 108.6MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 22:30:32,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9703247f-454a-41f7-8089-112efcf7676e/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