./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/test_union.i --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_f428bb86-943f-441c-ac13-cecd2f4b2f6a/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f428bb86-943f-441c-ac13-cecd2f4b2f6a/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_f428bb86-943f-441c-ac13-cecd2f4b2f6a/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f428bb86-943f-441c-ac13-cecd2f4b2f6a/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/test_union.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f428bb86-943f-441c-ac13-cecd2f4b2f6a/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_f428bb86-943f-441c-ac13-cecd2f4b2f6a/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 74a18af0b9afaca656528d1f92695d3d63460d1503560c68676e26ef9e029f1d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:26:18,740 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:26:18,845 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f428bb86-943f-441c-ac13-cecd2f4b2f6a/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 05:26:18,851 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:26:18,851 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:26:18,880 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:26:18,880 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:26:18,881 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:26:18,881 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:26:18,881 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:26:18,882 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:26:18,882 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:26:18,882 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:26:18,882 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:26:18,882 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:26:18,883 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:26:18,883 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:26:18,883 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:26:18,883 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:26:18,883 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:26:18,883 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:26:18,883 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:26:18,884 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:26:18,884 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:26:18,884 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:26:18,884 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:26:18,884 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:26:18,884 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:26:18,885 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:26:18,885 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:26:18,885 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:26:18,885 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:26:18,885 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:26:18,885 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_f428bb86-943f-441c-ac13-cecd2f4b2f6a/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 -> 74a18af0b9afaca656528d1f92695d3d63460d1503560c68676e26ef9e029f1d [2024-11-25 05:26:19,209 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:26:19,218 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:26:19,221 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:26:19,223 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:26:19,223 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:26:19,225 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f428bb86-943f-441c-ac13-cecd2f4b2f6a/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/ldv-regression/test_union.i [2024-11-25 05:26:22,223 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f428bb86-943f-441c-ac13-cecd2f4b2f6a/bin/ukojak-verify-ENZ3QT5qd3/data/c2116097a/c97ccf39431e4d6cb5dff66912f20cd3/FLAGbeff222bf [2024-11-25 05:26:22,467 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:26:22,468 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f428bb86-943f-441c-ac13-cecd2f4b2f6a/sv-benchmarks/c/ldv-regression/test_union.i [2024-11-25 05:26:22,479 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f428bb86-943f-441c-ac13-cecd2f4b2f6a/bin/ukojak-verify-ENZ3QT5qd3/data/c2116097a/c97ccf39431e4d6cb5dff66912f20cd3/FLAGbeff222bf [2024-11-25 05:26:22,505 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f428bb86-943f-441c-ac13-cecd2f4b2f6a/bin/ukojak-verify-ENZ3QT5qd3/data/c2116097a/c97ccf39431e4d6cb5dff66912f20cd3 [2024-11-25 05:26:22,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:26:22,513 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:26:22,516 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:26:22,517 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:26:22,522 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:26:22,523 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:26:22" (1/1) ... [2024-11-25 05:26:22,528 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68a30b57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:22, skipping insertion in model container [2024-11-25 05:26:22,529 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:26:22" (1/1) ... [2024-11-25 05:26:22,545 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:26:22,737 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_f428bb86-943f-441c-ac13-cecd2f4b2f6a/sv-benchmarks/c/ldv-regression/test_union.i[292,305] [2024-11-25 05:26:22,755 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:26:22,767 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:26:22,781 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_f428bb86-943f-441c-ac13-cecd2f4b2f6a/sv-benchmarks/c/ldv-regression/test_union.i[292,305] [2024-11-25 05:26:22,789 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:26:22,808 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:26:22,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:22 WrapperNode [2024-11-25 05:26:22,809 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:26:22,811 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:26:22,811 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:26:22,811 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:26:22,827 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:22" (1/1) ... [2024-11-25 05:26:22,835 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:22" (1/1) ... [2024-11-25 05:26:22,856 INFO L138 Inliner]: procedures = 13, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 20 [2024-11-25 05:26:22,856 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:26:22,858 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:26:22,858 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:26:22,858 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:26:22,866 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:22" (1/1) ... [2024-11-25 05:26:22,866 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:22" (1/1) ... [2024-11-25 05:26:22,867 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:22" (1/1) ... [2024-11-25 05:26:22,867 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:22" (1/1) ... [2024-11-25 05:26:22,871 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:22" (1/1) ... [2024-11-25 05:26:22,872 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:22" (1/1) ... [2024-11-25 05:26:22,873 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:22" (1/1) ... [2024-11-25 05:26:22,874 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:22" (1/1) ... [2024-11-25 05:26:22,876 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:22" (1/1) ... [2024-11-25 05:26:22,877 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:26:22,878 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:26:22,878 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:26:22,878 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:26:22,883 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:22" (1/1) ... [2024-11-25 05:26:22,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:26:22,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f428bb86-943f-441c-ac13-cecd2f4b2f6a/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:26:22,923 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f428bb86-943f-441c-ac13-cecd2f4b2f6a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:26:22,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f428bb86-943f-441c-ac13-cecd2f4b2f6a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:26:22,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:26:22,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:26:22,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 05:26:22,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 05:26:22,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:26:22,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:26:22,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 05:26:22,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 05:26:23,019 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:26:23,021 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:26:23,125 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-25 05:26:23,125 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:26:23,176 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:26:23,176 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 05:26:23,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:26:23 BoogieIcfgContainer [2024-11-25 05:26:23,177 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:26:23,178 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:26:23,178 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:26:23,190 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:26:23,191 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:26:23" (1/1) ... [2024-11-25 05:26:23,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:26:23,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:23,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-25 05:26:23,271 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-25 05:26:23,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 05:26:23,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:23,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:23,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:23,590 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 05:26:23,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:23,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2024-11-25 05:26:23,651 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2024-11-25 05:26:23,651 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 05:26:23,651 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2024-11-25 05:26:23,667 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-25 05:26:23,689 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 05:26:23,690 INFO L77 FloydHoareUtils]: At program point L31(line 31) the Hoare annotation is: (= |ULTIMATE.start_main_#t~mem4#1| 0) [2024-11-25 05:26:23,690 INFO L77 FloydHoareUtils]: At program point L31-2(line 31) the Hoare annotation is: true [2024-11-25 05:26:23,690 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2024-11-25 05:26:23,691 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 05:26:23,691 INFO L75 FloydHoareUtils]: For program point L8(line 8) no Hoare annotation was computed. [2024-11-25 05:26:23,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 05:26:23 ImpRootNode [2024-11-25 05:26:23,698 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 05:26:23,701 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 05:26:23,702 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 05:26:23,702 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 05:26:23,703 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:26:23" (3/4) ... [2024-11-25 05:26:23,708 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 05:26:23,719 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-25 05:26:23,719 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-25 05:26:23,719 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-25 05:26:23,719 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-25 05:26:23,820 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f428bb86-943f-441c-ac13-cecd2f4b2f6a/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 05:26:23,820 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f428bb86-943f-441c-ac13-cecd2f4b2f6a/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 05:26:23,821 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 05:26:23,822 INFO L158 Benchmark]: Toolchain (without parser) took 1309.16ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 52.3MB in the end (delta: 40.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-25 05:26:23,823 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:26:23,825 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.46ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 81.9MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:26:23,825 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.85ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 81.0MB in the end (delta: 931.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:26:23,826 INFO L158 Benchmark]: Boogie Preprocessor took 19.38ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 80.3MB in the end (delta: 746.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:26:23,826 INFO L158 Benchmark]: RCFGBuilder took 299.14ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 71.0MB in the end (delta: 9.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 05:26:23,827 INFO L158 Benchmark]: CodeCheck took 520.43ms. Allocated memory is still 117.4MB. Free memory was 71.0MB in the beginning and 56.5MB in the end (delta: 14.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:26:23,827 INFO L158 Benchmark]: Witness Printer took 119.98ms. Allocated memory is still 117.4MB. Free memory was 56.5MB in the beginning and 52.3MB in the end (delta: 4.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:26:23,832 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, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 1 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 4 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: 8]: 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 0.45ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.46ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 81.9MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.85ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 81.0MB in the end (delta: 931.8kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.38ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 80.3MB in the end (delta: 746.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 299.14ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 71.0MB in the end (delta: 9.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 520.43ms. Allocated memory is still 117.4MB. Free memory was 71.0MB in the beginning and 56.5MB in the end (delta: 14.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 119.98ms. Allocated memory is still 117.4MB. Free memory was 56.5MB in the beginning and 52.3MB in the end (delta: 4.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-25 05:26:23,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f428bb86-943f-441c-ac13-cecd2f4b2f6a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE