./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector/jain_1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c81258bd-6d86-4b2f-b548-914eddae1765/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c81258bd-6d86-4b2f-b548-914eddae1765/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_c81258bd-6d86-4b2f-b548-914eddae1765/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c81258bd-6d86-4b2f-b548-914eddae1765/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/jain_1-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c81258bd-6d86-4b2f-b548-914eddae1765/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c81258bd-6d86-4b2f-b548-914eddae1765/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c32f942c6eb2912830a40efe9162c395bf3634ab4557e4b71a48bed97282f20f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:28:32,376 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:28:32,431 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c81258bd-6d86-4b2f-b548-914eddae1765/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 00:28:32,435 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:28:32,435 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:28:32,454 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:28:32,454 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:28:32,454 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:28:32,455 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:28:32,455 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:28:32,455 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:28:32,455 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:28:32,455 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:28:32,455 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:28:32,455 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:28:32,455 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:28:32,455 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:28:32,456 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:28:32,456 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:28:32,456 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:28:32,456 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:28:32,456 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:28:32,456 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:28:32,456 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:28:32,456 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:28:32,456 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:28:32,456 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:28:32,456 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:28:32,456 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:28:32,457 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:28:32,457 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:28:32,457 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:28:32,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:28:32,457 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_c81258bd-6d86-4b2f-b548-914eddae1765/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 ! call(reach_error())) ) 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 -> c32f942c6eb2912830a40efe9162c395bf3634ab4557e4b71a48bed97282f20f [2024-12-06 00:28:32,686 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:28:32,694 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:28:32,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:28:32,698 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:28:32,698 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:28:32,699 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c81258bd-6d86-4b2f-b548-914eddae1765/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/bitvector/jain_1-1.c [2024-12-06 00:28:35,307 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c81258bd-6d86-4b2f-b548-914eddae1765/bin/ukojak-verify-CZk0znPC7b/data/0533de577/baf6b2bfb9df4abf81990fcf3772d2da/FLAGac76448a7 [2024-12-06 00:28:35,487 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:28:35,487 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c81258bd-6d86-4b2f-b548-914eddae1765/sv-benchmarks/c/bitvector/jain_1-1.c [2024-12-06 00:28:35,499 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c81258bd-6d86-4b2f-b548-914eddae1765/bin/ukojak-verify-CZk0znPC7b/data/0533de577/baf6b2bfb9df4abf81990fcf3772d2da/FLAGac76448a7 [2024-12-06 00:28:35,868 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c81258bd-6d86-4b2f-b548-914eddae1765/bin/ukojak-verify-CZk0znPC7b/data/0533de577/baf6b2bfb9df4abf81990fcf3772d2da [2024-12-06 00:28:35,870 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:28:35,871 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:28:35,872 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:28:35,872 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:28:35,875 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:28:35,875 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:28:35" (1/1) ... [2024-12-06 00:28:35,876 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@343ec61d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:35, skipping insertion in model container [2024-12-06 00:28:35,876 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:28:35" (1/1) ... [2024-12-06 00:28:35,886 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:28:35,981 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c81258bd-6d86-4b2f-b548-914eddae1765/sv-benchmarks/c/bitvector/jain_1-1.c[675,688] [2024-12-06 00:28:35,989 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:28:35,995 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:28:36,002 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c81258bd-6d86-4b2f-b548-914eddae1765/sv-benchmarks/c/bitvector/jain_1-1.c[675,688] [2024-12-06 00:28:36,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:28:36,013 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:28:36,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:36 WrapperNode [2024-12-06 00:28:36,014 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:28:36,014 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:28:36,015 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:28:36,015 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:28:36,019 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:36" (1/1) ... [2024-12-06 00:28:36,023 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:36" (1/1) ... [2024-12-06 00:28:36,033 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 26 [2024-12-06 00:28:36,033 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:28:36,033 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:28:36,033 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:28:36,033 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:28:36,038 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:36" (1/1) ... [2024-12-06 00:28:36,038 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:36" (1/1) ... [2024-12-06 00:28:36,038 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:36" (1/1) ... [2024-12-06 00:28:36,038 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:36" (1/1) ... [2024-12-06 00:28:36,040 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:36" (1/1) ... [2024-12-06 00:28:36,040 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:36" (1/1) ... [2024-12-06 00:28:36,042 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:36" (1/1) ... [2024-12-06 00:28:36,042 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:36" (1/1) ... [2024-12-06 00:28:36,043 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:36" (1/1) ... [2024-12-06 00:28:36,043 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:28:36,044 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:28:36,044 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:28:36,044 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:28:36,044 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:36" (1/1) ... [2024-12-06 00:28:36,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:28:36,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c81258bd-6d86-4b2f-b548-914eddae1765/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:28:36,067 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c81258bd-6d86-4b2f-b548-914eddae1765/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:28:36,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c81258bd-6d86-4b2f-b548-914eddae1765/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:28:36,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:28:36,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:28:36,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:28:36,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:28:36,136 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:28:36,138 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:28:36,207 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-06 00:28:36,207 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:28:36,226 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:28:36,227 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 00:28:36,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:28:36 BoogieIcfgContainer [2024-12-06 00:28:36,227 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:28:36,228 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:28:36,228 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:28:36,235 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:28:36,235 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:28:36" (1/1) ... [2024-12-06 00:28:36,241 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:28:36,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:36,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 00:28:36,279 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 00:28:36,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:28:36,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:36,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:36,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:36,485 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 00:28:36,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:36,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 00:28:36,531 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 00:28:36,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:28:36,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:36,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:36,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:36,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:28:36,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:36,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 5 states and 6 transitions. [2024-12-06 00:28:36,816 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 6 transitions. [2024-12-06 00:28:36,816 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 00:28:36,817 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-12-06 00:28:36,824 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 00:28:36,849 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-12-06 00:28:36,849 INFO L77 FloydHoareUtils]: At program point L15(lines 15 17) the Hoare annotation is: (and (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) (<= (mod (+ |ULTIMATE.start_main_~y~0#1| 1) 2) 0)) [2024-12-06 00:28:36,849 INFO L77 FloydHoareUtils]: At program point L15-2(lines 14 19) the Hoare annotation is: (<= (mod (+ |ULTIMATE.start_main_~y~0#1| 1) 2) 0) [2024-12-06 00:28:36,849 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 00:28:36,850 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 16) no Hoare annotation was computed. [2024-12-06 00:28:36,850 INFO L77 FloydHoareUtils]: At program point L26-2(lines 26 33) the Hoare annotation is: (<= (mod (+ |ULTIMATE.start_main_~y~0#1| 1) 2) 0) [2024-12-06 00:28:36,850 INFO L75 FloydHoareUtils]: For program point L16(line 16) no Hoare annotation was computed. [2024-12-06 00:28:36,858 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~y~0 [2024-12-06 00:28:36,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 12:28:36 ImpRootNode [2024-12-06 00:28:36,859 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 00:28:36,859 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 00:28:36,860 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 00:28:36,860 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 00:28:36,860 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:28:36" (3/4) ... [2024-12-06 00:28:36,862 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 00:28:36,866 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-12-06 00:28:36,866 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-06 00:28:36,867 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 00:28:36,867 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 00:28:36,928 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c81258bd-6d86-4b2f-b548-914eddae1765/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 00:28:36,928 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c81258bd-6d86-4b2f-b548-914eddae1765/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 00:28:36,928 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 00:28:36,929 INFO L158 Benchmark]: Toolchain (without parser) took 1058.43ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 114.0MB in the end (delta: 5.2MB). Peak memory consumption was 53.7MB. Max. memory is 16.1GB. [2024-12-06 00:28:36,929 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:28:36,930 INFO L158 Benchmark]: CACSL2BoogieTranslator took 142.27ms. Allocated memory is still 142.6MB. Free memory was 119.0MB in the beginning and 108.5MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:28:36,930 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.47ms. Allocated memory is still 142.6MB. Free memory was 108.5MB in the beginning and 107.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:28:36,930 INFO L158 Benchmark]: Boogie Preprocessor took 10.07ms. Allocated memory is still 142.6MB. Free memory was 107.4MB in the beginning and 106.9MB in the end (delta: 553.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:28:36,931 INFO L158 Benchmark]: RCFGBuilder took 183.41ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 96.8MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:28:36,931 INFO L158 Benchmark]: CodeCheck took 631.32ms. Allocated memory is still 142.6MB. Free memory was 96.8MB in the beginning and 63.8MB in the end (delta: 32.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 00:28:36,931 INFO L158 Benchmark]: Witness Printer took 68.99ms. Allocated memory is still 142.6MB. Free memory was 63.8MB in the beginning and 114.0MB in the end (delta: -50.2MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2024-12-06 00:28:36,933 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, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 19 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 26 IncrementalHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 2 mSDtfsCounter, 26 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 81 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 37 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 0/2 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: 16]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: ((((long long) y + 1) % 2) <= 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 142.27ms. Allocated memory is still 142.6MB. Free memory was 119.0MB in the beginning and 108.5MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 18.47ms. Allocated memory is still 142.6MB. Free memory was 108.5MB in the beginning and 107.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 10.07ms. Allocated memory is still 142.6MB. Free memory was 107.4MB in the beginning and 106.9MB in the end (delta: 553.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 183.41ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 96.8MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 631.32ms. Allocated memory is still 142.6MB. Free memory was 96.8MB in the beginning and 63.8MB in the end (delta: 32.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 68.99ms. Allocated memory is still 142.6MB. Free memory was 63.8MB in the beginning and 114.0MB in the end (delta: -50.2MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~y~0 RESULT: Ultimate proved your program to be correct! [2024-12-06 00:28:36,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c81258bd-6d86-4b2f-b548-914eddae1765/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