./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/NarrowKonv.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6a4489-834b-44c7-a638-8aa67c16758b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6a4489-834b-44c7-a638-8aa67c16758b/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6a4489-834b-44c7-a638-8aa67c16758b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6a4489-834b-44c7-a638-8aa67c16758b/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/NarrowKonv.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6a4489-834b-44c7-a638-8aa67c16758b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6a4489-834b-44c7-a638-8aa67c16758b/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2c8d79b985e49ac5d6f27b4e25f4e3597dadc4ec57e262caec7782b796e874b7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:24:51,688 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:24:51,757 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6a4489-834b-44c7-a638-8aa67c16758b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 04:24:51,762 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:24:51,762 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:24:51,786 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:24:51,787 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:24:51,787 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:24:51,788 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:24:51,788 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:24:51,788 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:24:51,788 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:24:51,788 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:24:51,789 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:24:51,789 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:24:51,789 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:24:51,789 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:24:51,789 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:24:51,789 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:24:51,789 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:24:51,789 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:24:51,789 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:24:51,789 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:24:51,790 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:24:51,790 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:24:51,790 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:24:51,790 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:24:51,790 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:24:51,790 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:24:51,790 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:24:51,790 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:24:51,790 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:24:51,791 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_6e6a4489-834b-44c7-a638-8aa67c16758b/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c8d79b985e49ac5d6f27b4e25f4e3597dadc4ec57e262caec7782b796e874b7 [2024-12-06 04:24:52,067 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:24:52,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:24:52,079 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:24:52,080 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:24:52,081 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:24:52,082 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6a4489-834b-44c7-a638-8aa67c16758b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/termination-restricted-15/NarrowKonv.c [2024-12-06 04:24:54,787 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6a4489-834b-44c7-a638-8aa67c16758b/bin/ukojak-verify-CZk0znPC7b/data/ac0945558/5b57d8c88d844fdc900cc16ddf2ba5c8/FLAG959a036be [2024-12-06 04:24:54,965 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:24:54,966 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6a4489-834b-44c7-a638-8aa67c16758b/sv-benchmarks/c/termination-restricted-15/NarrowKonv.c [2024-12-06 04:24:54,973 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6a4489-834b-44c7-a638-8aa67c16758b/bin/ukojak-verify-CZk0znPC7b/data/ac0945558/5b57d8c88d844fdc900cc16ddf2ba5c8/FLAG959a036be [2024-12-06 04:24:54,988 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6a4489-834b-44c7-a638-8aa67c16758b/bin/ukojak-verify-CZk0znPC7b/data/ac0945558/5b57d8c88d844fdc900cc16ddf2ba5c8 [2024-12-06 04:24:54,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:24:54,992 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:24:54,993 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:24:54,993 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:24:54,996 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:24:54,997 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:24:54" (1/1) ... [2024-12-06 04:24:54,998 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@603220ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:24:54, skipping insertion in model container [2024-12-06 04:24:54,998 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:24:54" (1/1) ... [2024-12-06 04:24:55,012 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:24:55,164 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:24:55,170 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:24:55,183 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:24:55,198 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:24:55,199 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:24:55 WrapperNode [2024-12-06 04:24:55,199 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:24:55,200 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:24:55,200 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:24:55,200 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:24:55,208 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:24:55" (1/1) ... [2024-12-06 04:24:55,212 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:24:55" (1/1) ... [2024-12-06 04:24:55,228 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2024-12-06 04:24:55,229 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:24:55,229 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:24:55,229 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:24:55,230 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:24:55,237 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:24:55" (1/1) ... [2024-12-06 04:24:55,238 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:24:55" (1/1) ... [2024-12-06 04:24:55,238 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:24:55" (1/1) ... [2024-12-06 04:24:55,238 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:24:55" (1/1) ... [2024-12-06 04:24:55,240 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:24:55" (1/1) ... [2024-12-06 04:24:55,241 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:24:55" (1/1) ... [2024-12-06 04:24:55,246 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:24:55" (1/1) ... [2024-12-06 04:24:55,246 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:24:55" (1/1) ... [2024-12-06 04:24:55,247 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:24:55" (1/1) ... [2024-12-06 04:24:55,248 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:24:55,249 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:24:55,249 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:24:55,250 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:24:55,251 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:24:55" (1/1) ... [2024-12-06 04:24:55,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:24:55,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6a4489-834b-44c7-a638-8aa67c16758b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:24:55,285 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6a4489-834b-44c7-a638-8aa67c16758b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:24:55,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6a4489-834b-44c7-a638-8aa67c16758b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:24:55,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:24:55,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:24:55,397 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:24:55,399 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:24:55,485 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-06 04:24:55,485 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:24:55,507 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:24:55,507 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:24:55,507 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:24:55 BoogieIcfgContainer [2024-12-06 04:24:55,507 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:24:55,508 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:24:55,508 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:24:55,518 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:24:55,518 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:24:55" (1/1) ... [2024-12-06 04:24:55,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:24:55,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:55,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2024-12-06 04:24:55,574 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2024-12-06 04:24:55,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 04:24:55,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:55,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:24:55,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:55,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:24:55,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:55,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 17 states and 23 transitions. [2024-12-06 04:24:55,796 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 23 transitions. [2024-12-06 04:24:55,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 04:24:55,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:55,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:24:55,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:55,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:24:55,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:55,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2024-12-06 04:24:55,974 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2024-12-06 04:24:55,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 04:24:55,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:55,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:24:55,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:56,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:24:56,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:56,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2024-12-06 04:24:56,200 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2024-12-06 04:24:56,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 04:24:56,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:56,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:24:56,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:56,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:24:56,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:56,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 26 states and 42 transitions. [2024-12-06 04:24:56,433 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 42 transitions. [2024-12-06 04:24:56,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 04:24:56,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:56,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:24:56,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:56,497 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:24:56,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:56,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2024-12-06 04:24:56,814 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2024-12-06 04:24:56,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 04:24:56,815 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:56,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:24:56,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:56,863 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:24:56,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:56,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 31 states and 51 transitions. [2024-12-06 04:24:56,989 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 51 transitions. [2024-12-06 04:24:56,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 04:24:56,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:56,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:24:56,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:57,016 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 04:24:57,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:57,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 33 states and 53 transitions. [2024-12-06 04:24:57,237 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 53 transitions. [2024-12-06 04:24:57,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 04:24:57,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:57,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:24:57,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:57,285 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:24:57,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:57,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 34 states and 54 transitions. [2024-12-06 04:24:57,406 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2024-12-06 04:24:57,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 04:24:57,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:57,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:24:57,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:57,431 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 04:24:57,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:57,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 36 states and 57 transitions. [2024-12-06 04:24:57,605 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 57 transitions. [2024-12-06 04:24:57,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 04:24:57,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:57,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:24:57,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:57,630 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 04:24:57,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:57,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2024-12-06 04:24:57,749 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2024-12-06 04:24:57,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 04:24:57,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:57,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:24:57,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:57,805 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 04:24:58,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:58,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 43 states and 67 transitions. [2024-12-06 04:24:58,610 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2024-12-06 04:24:58,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 04:24:58,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:58,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:24:58,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:58,670 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:24:59,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:59,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 48 states and 76 transitions. [2024-12-06 04:24:59,274 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 76 transitions. [2024-12-06 04:24:59,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 04:24:59,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:59,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:24:59,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:59,307 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-12-06 04:24:59,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:59,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 49 states and 76 transitions. [2024-12-06 04:24:59,420 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 76 transitions. [2024-12-06 04:24:59,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 04:24:59,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:59,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:24:59,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:59,507 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 04:24:59,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:59,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 50 states and 79 transitions. [2024-12-06 04:24:59,873 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 79 transitions. [2024-12-06 04:24:59,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 04:24:59,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:59,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:24:59,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:59,900 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 04:24:59,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:59,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 50 states and 78 transitions. [2024-12-06 04:24:59,914 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 78 transitions. [2024-12-06 04:24:59,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 04:24:59,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:59,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:24:59,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:59,952 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-06 04:25:00,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:00,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 51 states and 78 transitions. [2024-12-06 04:25:00,129 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 78 transitions. [2024-12-06 04:25:00,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 04:25:00,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:00,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:25:00,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:00,203 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 31 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-12-06 04:25:01,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:01,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 53 states and 86 transitions. [2024-12-06 04:25:01,105 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 86 transitions. [2024-12-06 04:25:01,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 04:25:01,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:01,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:25:01,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:01,143 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 34 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 04:25:01,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:01,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 57 states and 92 transitions. [2024-12-06 04:25:01,643 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 92 transitions. [2024-12-06 04:25:01,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:25:01,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:01,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:25:01,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:01,766 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 47 proven. 20 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-06 04:25:02,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:02,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 45 states and 66 transitions. [2024-12-06 04:25:02,016 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 66 transitions. [2024-12-06 04:25:02,017 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 04:25:02,017 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2024-12-06 04:25:02,024 INFO L726 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2024-12-06 04:25:02,744 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2024-12-06 04:25:02,744 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 04:25:02,744 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 17) no Hoare annotation was computed. [2024-12-06 04:25:02,744 INFO L77 FloydHoareUtils]: At program point L17(line 17) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~range~0#1| 20) (<= 0 (+ |ULTIMATE.start_main_~i~0#1| 2147483648)) (<= |ULTIMATE.start_main_~i~0#1| 20)) [2024-12-06 04:25:02,744 INFO L77 FloydHoareUtils]: At program point L17-1(line 17) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~range~0#1| 20) (<= |ULTIMATE.start_main_~i~0#1| 20)) [2024-12-06 04:25:02,744 INFO L77 FloydHoareUtils]: At program point L15(line 15) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~i~0#1| 0))) (or (and (<= 20 |ULTIMATE.start_main_~range~0#1|) .cse0 (<= |ULTIMATE.start_main_~range~0#1| 20)) (and (< |ULTIMATE.start_main_~range~0#1| 19) (<= 0 |ULTIMATE.start_main_~range~0#1|)) (and .cse0 (<= 19 |ULTIMATE.start_main_~range~0#1|) (< |ULTIMATE.start_main_~range~0#1| 20)))) [2024-12-06 04:25:02,744 INFO L77 FloydHoareUtils]: At program point L15-1(line 15) the Hoare annotation is: (<= |ULTIMATE.start_main_~range~0#1| 20) [2024-12-06 04:25:02,744 INFO L77 FloydHoareUtils]: At program point L13(lines 13 18) the Hoare annotation is: (let ((.cse1 (<= 0 |ULTIMATE.start_main_~i~0#1|)) (.cse0 (< |ULTIMATE.start_main_~range~0#1| 20)) (.cse3 (< |ULTIMATE.start_main_~range~0#1| 19)) (.cse2 (<= |ULTIMATE.start_main_~i~0#1| 1))) (or (and (<= 19 |ULTIMATE.start_main_~range~0#1|) .cse0 .cse1 .cse2) (and (<= 20 |ULTIMATE.start_main_~range~0#1|) (<= |ULTIMATE.start_main_~range~0#1| 20) (<= 0 (+ |ULTIMATE.start_main_~i~0#1| 2147483648)) (<= |ULTIMATE.start_main_~i~0#1| 20)) (and (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse3 (<= 0 |ULTIMATE.start_main_~range~0#1|)) (and (<= |ULTIMATE.start_main_~i~0#1| 19) (< 1 |ULTIMATE.start_main_~i~0#1|) .cse0) (and (< 0 |ULTIMATE.start_main_~i~0#1|) .cse3 .cse2))) [2024-12-06 04:25:02,745 INFO L77 FloydHoareUtils]: At program point L11-1(lines 11 20) the Hoare annotation is: (let ((.cse2 (<= 0 |ULTIMATE.start_main_~i~0#1|)) (.cse3 (<= |ULTIMATE.start_main_~i~0#1| 1)) (.cse4 (< |ULTIMATE.start_main_~range~0#1| 19)) (.cse5 (<= 0 |ULTIMATE.start_main_~range~0#1|)) (.cse6 (< 1 |ULTIMATE.start_main_~i~0#1|)) (.cse0 (<= 19 |ULTIMATE.start_main_~range~0#1|)) (.cse1 (< |ULTIMATE.start_main_~range~0#1| 20))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse2 .cse4 .cse3 .cse5) (and .cse6 .cse4 (<= |ULTIMATE.start_main_~i~0#1| 18) .cse5) (and (<= |ULTIMATE.start_main_~i~0#1| 19) .cse6 .cse0 .cse1) (and (<= 20 |ULTIMATE.start_main_~range~0#1|) (<= |ULTIMATE.start_main_~range~0#1| 20) (<= 0 (+ |ULTIMATE.start_main_~i~0#1| 2147483648)) (<= |ULTIMATE.start_main_~i~0#1| 20)))) [2024-12-06 04:25:02,745 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 04:25:02,745 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2024-12-06 04:25:02,745 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 17) no Hoare annotation was computed. [2024-12-06 04:25:02,745 INFO L77 FloydHoareUtils]: At program point L12(lines 11 20) the Hoare annotation is: (not (and (<= 0 (+ |ULTIMATE.start_main_~i~0#1| 2147483648)) (< 20 |ULTIMATE.start_main_~range~0#1|))) [2024-12-06 04:25:02,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:25:02 ImpRootNode [2024-12-06 04:25:02,753 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:25:02,753 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:25:02,753 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:25:02,753 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:25:02,754 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:24:55" (3/4) ... [2024-12-06 04:25:02,755 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 04:25:02,759 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-12-06 04:25:02,759 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-06 04:25:02,759 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-12-06 04:25:02,816 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6a4489-834b-44c7-a638-8aa67c16758b/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 04:25:02,816 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6a4489-834b-44c7-a638-8aa67c16758b/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 04:25:02,816 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:25:02,817 INFO L158 Benchmark]: Toolchain (without parser) took 7825.22ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 102.3MB in the end (delta: 14.5MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2024-12-06 04:25:02,817 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:25:02,817 INFO L158 Benchmark]: CACSL2BoogieTranslator took 206.45ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 106.6MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:25:02,818 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.76ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 105.6MB in the end (delta: 975.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:25:02,818 INFO L158 Benchmark]: Boogie Preprocessor took 19.06ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 105.1MB in the end (delta: 549.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:25:02,818 INFO L158 Benchmark]: RCFGBuilder took 258.03ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 94.9MB in the end (delta: 10.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:25:02,818 INFO L158 Benchmark]: CodeCheck took 7245.02ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 106.1MB in the end (delta: -11.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:25:02,819 INFO L158 Benchmark]: Witness Printer took 62.90ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 102.3MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:25:02,820 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 1 procedures, 13 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 6.5s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1230 SdHoareTripleChecker+Valid, 5.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1198 mSDsluCounter, 38 SdHoareTripleChecker+Invalid, 4.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 38 mSDsCounter, 678 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4054 IncrementalHoareTripleChecker+Invalid, 4732 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 678 mSolverCounterUnsat, 0 mSDtfsCounter, 4054 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2700 GetRequests, 2361 SyntacticMatches, 153 SemanticMatches, 186 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17609 ImplicationChecksByTransitivity, 4.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 308 NumberOfCodeBlocks, 308 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 289 ConstructedInterpolants, 0 QuantifiedInterpolants, 719 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 11 PerfectInterpolantSequences, 292/364 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: 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 - InvariantResult [Line: 11]: Loop Invariant Derived loop invariant: !((0 <= (i + 2147483648)) && (20 < range)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 206.45ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 106.6MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.76ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 105.6MB in the end (delta: 975.0kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.06ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 105.1MB in the end (delta: 549.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 258.03ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 94.9MB in the end (delta: 10.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 7245.02ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 106.1MB in the end (delta: -11.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 62.90ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 102.3MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 04:25:02,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6a4489-834b-44c7-a638-8aa67c16758b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE