./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/while_infinite_loop_2.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_06f0f97c-b310-44b3-b2a1-9fbca1edadec/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f0f97c-b310-44b3-b2a1-9fbca1edadec/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f0f97c-b310-44b3-b2a1-9fbca1edadec/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f0f97c-b310-44b3-b2a1-9fbca1edadec/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/while_infinite_loop_2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f0f97c-b310-44b3-b2a1-9fbca1edadec/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f0f97c-b310-44b3-b2a1-9fbca1edadec/bin/ukojak-verify-ENZ3QT5qd3 --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 2285a0532f76c71ed3da856eea9f62f11be9df4ff1d205bf57c17e8ec94f6df8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:00:57,983 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:00:58,062 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f0f97c-b310-44b3-b2a1-9fbca1edadec/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:00:58,070 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:00:58,070 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:00:58,098 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:00:58,098 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:00:58,099 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:00:58,099 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:00:58,099 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:00:58,099 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:00:58,099 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:00:58,099 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:00:58,099 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:00:58,100 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:00:58,100 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:00:58,100 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:00:58,100 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:00:58,100 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:00:58,100 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:00:58,100 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:00:58,100 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:00:58,100 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:00:58,101 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:00:58,101 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:00:58,101 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:00:58,101 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:00:58,101 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:00:58,101 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:00:58,101 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:00:58,101 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:00:58,102 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:00:58,102 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:00:58,102 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_06f0f97c-b310-44b3-b2a1-9fbca1edadec/bin/ukojak-verify-ENZ3QT5qd3 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 -> 2285a0532f76c71ed3da856eea9f62f11be9df4ff1d205bf57c17e8ec94f6df8 [2024-11-25 02:00:58,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:00:58,386 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:00:58,389 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:00:58,390 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:00:58,391 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:00:58,392 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f0f97c-b310-44b3-b2a1-9fbca1edadec/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/loops/while_infinite_loop_2.c [2024-11-25 02:01:01,421 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f0f97c-b310-44b3-b2a1-9fbca1edadec/bin/ukojak-verify-ENZ3QT5qd3/data/26e5b06f7/381bd930f10648fcbb9b69219fb054ec/FLAG2d06a55d0 [2024-11-25 02:01:01,706 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:01:01,706 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f0f97c-b310-44b3-b2a1-9fbca1edadec/sv-benchmarks/c/loops/while_infinite_loop_2.c [2024-11-25 02:01:01,717 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f0f97c-b310-44b3-b2a1-9fbca1edadec/bin/ukojak-verify-ENZ3QT5qd3/data/26e5b06f7/381bd930f10648fcbb9b69219fb054ec/FLAG2d06a55d0 [2024-11-25 02:01:01,742 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f0f97c-b310-44b3-b2a1-9fbca1edadec/bin/ukojak-verify-ENZ3QT5qd3/data/26e5b06f7/381bd930f10648fcbb9b69219fb054ec [2024-11-25 02:01:01,745 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:01:01,749 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:01:01,750 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:01:01,751 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:01:01,755 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:01:01,757 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:01:01" (1/1) ... [2024-11-25 02:01:01,758 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@376f98c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:01, skipping insertion in model container [2024-11-25 02:01:01,758 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:01:01" (1/1) ... [2024-11-25 02:01:01,776 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:01:01,928 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_06f0f97c-b310-44b3-b2a1-9fbca1edadec/sv-benchmarks/c/loops/while_infinite_loop_2.c[333,346] [2024-11-25 02:01:01,943 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:01:01,956 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:01:01,968 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_06f0f97c-b310-44b3-b2a1-9fbca1edadec/sv-benchmarks/c/loops/while_infinite_loop_2.c[333,346] [2024-11-25 02:01:01,971 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:01:01,988 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:01:01,989 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:01 WrapperNode [2024-11-25 02:01:01,989 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:01:01,991 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:01:01,991 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:01:01,991 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:01:02,004 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:01" (1/1) ... [2024-11-25 02:01:02,010 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:01" (1/1) ... [2024-11-25 02:01:02,024 INFO L138 Inliner]: procedures = 12, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 15 [2024-11-25 02:01:02,025 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:01:02,026 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:01:02,026 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:01:02,026 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:01:02,033 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:01" (1/1) ... [2024-11-25 02:01:02,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:01" (1/1) ... [2024-11-25 02:01:02,035 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:01" (1/1) ... [2024-11-25 02:01:02,035 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:01" (1/1) ... [2024-11-25 02:01:02,038 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:01" (1/1) ... [2024-11-25 02:01:02,040 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:01" (1/1) ... [2024-11-25 02:01:02,043 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:01" (1/1) ... [2024-11-25 02:01:02,048 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:01" (1/1) ... [2024-11-25 02:01:02,048 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:01" (1/1) ... [2024-11-25 02:01:02,050 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:01:02,053 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:01:02,053 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:01:02,053 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:01:02,054 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:01" (1/1) ... [2024-11-25 02:01:02,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:01:02,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f0f97c-b310-44b3-b2a1-9fbca1edadec/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:01:02,097 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f0f97c-b310-44b3-b2a1-9fbca1edadec/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:01:02,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f0f97c-b310-44b3-b2a1-9fbca1edadec/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:01:02,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:01:02,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:01:02,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:01:02,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:01:02,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 02:01:02,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 02:01:02,190 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:01:02,192 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:01:02,290 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-11-25 02:01:02,290 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:01:02,319 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:01:02,319 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 02:01:02,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:01:02 BoogieIcfgContainer [2024-11-25 02:01:02,320 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:01:02,321 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:01:02,321 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:01:02,332 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:01:02,332 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:01:02" (1/1) ... [2024-11-25 02:01:02,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:01:02,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:01:02,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2024-11-25 02:01:02,399 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2024-11-25 02:01:02,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 02:01:02,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:01:02,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:01:02,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:01:02,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:01:02,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:01:02,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 6 states and 6 transitions. [2024-11-25 02:01:02,859 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-25 02:01:02,859 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 02:01:02,859 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2024-11-25 02:01:02,869 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-25 02:01:02,889 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 02:01:02,889 INFO L77 FloydHoareUtils]: At program point L19(lines 11 20) the Hoare annotation is: true [2024-11-25 02:01:02,889 INFO L77 FloydHoareUtils]: At program point L16(lines 14 17) the Hoare annotation is: true [2024-11-25 02:01:02,889 INFO L75 FloydHoareUtils]: For program point L14-2(lines 14 17) no Hoare annotation was computed. [2024-11-25 02:01:02,890 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 02:01:02,890 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 5 10) the Hoare annotation is: true [2024-11-25 02:01:02,890 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 5 10) the Hoare annotation is: true [2024-11-25 02:01:02,890 INFO L77 FloydHoareUtils]: At program point L7(line 7) the Hoare annotation is: true [2024-11-25 02:01:02,890 INFO L77 FloydHoareUtils]: At program point L6(lines 6 8) the Hoare annotation is: true [2024-11-25 02:01:02,890 INFO L77 FloydHoareUtils]: At program point L6-2(lines 5 10) the Hoare annotation is: true [2024-11-25 02:01:02,890 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7) the Hoare annotation is: true [2024-11-25 02:01:02,906 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 02:01:02 ImpRootNode [2024-11-25 02:01:02,906 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 02:01:02,907 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 02:01:02,907 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 02:01:02,907 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 02:01:02,908 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:01:02" (3/4) ... [2024-11-25 02:01:02,910 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 02:01:02,914 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-25 02:01:02,918 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-25 02:01:02,918 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-25 02:01:02,918 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-25 02:01:02,919 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 02:01:02,996 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f0f97c-b310-44b3-b2a1-9fbca1edadec/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 02:01:02,996 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f0f97c-b310-44b3-b2a1-9fbca1edadec/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 02:01:02,997 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 02:01:02,997 INFO L158 Benchmark]: Toolchain (without parser) took 1248.97ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 51.3MB in the end (delta: 42.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-25 02:01:02,998 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 167.8MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:01:02,998 INFO L158 Benchmark]: CACSL2BoogieTranslator took 239.61ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 83.2MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:01:02,999 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.53ms. Allocated memory is still 117.4MB. Free memory was 83.2MB in the beginning and 82.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:01:02,999 INFO L158 Benchmark]: Boogie Preprocessor took 26.50ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 81.5MB in the end (delta: 656.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:01:02,999 INFO L158 Benchmark]: RCFGBuilder took 267.26ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 71.9MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:01:03,001 INFO L158 Benchmark]: CodeCheck took 585.36ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 55.2MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:01:03,002 INFO L158 Benchmark]: Witness Printer took 89.86ms. Allocated memory is still 117.4MB. Free memory was 55.2MB in the beginning and 51.3MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:01:03,004 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, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 3 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 12 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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: 7]: 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 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 167.8MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 239.61ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 83.2MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.53ms. Allocated memory is still 117.4MB. Free memory was 83.2MB in the beginning and 82.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.50ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 81.5MB in the end (delta: 656.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 267.26ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 71.9MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 585.36ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 55.2MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 89.86ms. Allocated memory is still 117.4MB. Free memory was 55.2MB in the beginning and 51.3MB 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! [2024-11-25 02:01:03,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f0f97c-b310-44b3-b2a1-9fbca1edadec/bin/ukojak-verify-ENZ3QT5qd3/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