./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/test28-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce82d952-2a15-4868-b9ca-f4f318e74574/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce82d952-2a15-4868-b9ca-f4f318e74574/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce82d952-2a15-4868-b9ca-f4f318e74574/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce82d952-2a15-4868-b9ca-f4f318e74574/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/test28-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce82d952-2a15-4868-b9ca-f4f318e74574/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce82d952-2a15-4868-b9ca-f4f318e74574/bin/ukojak-verify-EEHR8qb7sm --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 6c511505c8997149f6161c9d2f8577095c5b8fbe5036e88e3ff0dd12fc7ed028 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:14:29,452 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:14:29,562 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce82d952-2a15-4868-b9ca-f4f318e74574/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:14:29,570 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:14:29,570 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:14:29,607 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:14:29,609 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:14:29,609 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:14:29,609 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:14:29,610 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:14:29,611 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:14:29,611 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:14:29,611 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:14:29,611 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:14:29,612 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:14:29,612 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:14:29,612 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:14:29,612 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:14:29,612 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:14:29,613 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:14:29,613 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:14:29,613 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:14:29,613 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:14:29,613 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:14:29,613 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:14:29,613 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:14:29,614 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:14:29,614 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:14:29,614 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:14:29,614 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:14:29,614 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:14:29,614 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:14:29,614 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:14:29,614 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_ce82d952-2a15-4868-b9ca-f4f318e74574/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> 6c511505c8997149f6161c9d2f8577095c5b8fbe5036e88e3ff0dd12fc7ed028 [2024-11-13 21:14:29,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:14:29,982 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:14:29,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:14:29,986 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:14:29,987 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:14:29,988 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce82d952-2a15-4868-b9ca-f4f318e74574/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/ldv-regression/test28-2.c Unable to find full path for "g++" [2024-11-13 21:14:31,817 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:14:32,104 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:14:32,104 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce82d952-2a15-4868-b9ca-f4f318e74574/sv-benchmarks/c/ldv-regression/test28-2.c [2024-11-13 21:14:32,121 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce82d952-2a15-4868-b9ca-f4f318e74574/bin/ukojak-verify-EEHR8qb7sm/data/1cd745e0f/1b9630ac1c6449b49c318efabb6068ee/FLAG6a4072778 [2024-11-13 21:14:32,403 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce82d952-2a15-4868-b9ca-f4f318e74574/bin/ukojak-verify-EEHR8qb7sm/data/1cd745e0f/1b9630ac1c6449b49c318efabb6068ee [2024-11-13 21:14:32,406 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:14:32,408 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:14:32,410 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:14:32,410 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:14:32,416 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:14:32,419 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:14:32" (1/1) ... [2024-11-13 21:14:32,420 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d5a77dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:14:32, skipping insertion in model container [2024-11-13 21:14:32,420 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:14:32" (1/1) ... [2024-11-13 21:14:32,439 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:14:32,624 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_ce82d952-2a15-4868-b9ca-f4f318e74574/sv-benchmarks/c/ldv-regression/test28-2.c[576,589] [2024-11-13 21:14:32,630 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:14:32,641 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:14:32,657 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_ce82d952-2a15-4868-b9ca-f4f318e74574/sv-benchmarks/c/ldv-regression/test28-2.c[576,589] [2024-11-13 21:14:32,658 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:14:32,674 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:14:32,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:14:32 WrapperNode [2024-11-13 21:14:32,674 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:14:32,675 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:14:32,676 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:14:32,676 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:14:32,683 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:14:32" (1/1) ... [2024-11-13 21:14:32,693 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:14:32" (1/1) ... [2024-11-13 21:14:32,711 INFO L138 Inliner]: procedures = 13, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 48 [2024-11-13 21:14:32,712 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:14:32,713 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:14:32,713 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:14:32,713 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:14:32,719 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:14:32" (1/1) ... [2024-11-13 21:14:32,720 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:14:32" (1/1) ... [2024-11-13 21:14:32,723 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:14:32" (1/1) ... [2024-11-13 21:14:32,724 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:14:32" (1/1) ... [2024-11-13 21:14:32,728 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:14:32" (1/1) ... [2024-11-13 21:14:32,732 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:14:32" (1/1) ... [2024-11-13 21:14:32,733 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:14:32" (1/1) ... [2024-11-13 21:14:32,736 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:14:32" (1/1) ... [2024-11-13 21:14:32,738 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:14:32,742 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:14:32,742 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:14:32,742 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:14:32,743 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:14:32" (1/1) ... [2024-11-13 21:14:32,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:14:32,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce82d952-2a15-4868-b9ca-f4f318e74574/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:14:32,779 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce82d952-2a15-4868-b9ca-f4f318e74574/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:14:32,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce82d952-2a15-4868-b9ca-f4f318e74574/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:14:32,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:14:32,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:14:32,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:14:32,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:14:32,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:14:32,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:14:32,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:14:32,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:14:32,893 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:14:32,895 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:14:33,066 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 21:14:33,067 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:14:33,151 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:14:33,151 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:14:33,152 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:14:33 BoogieIcfgContainer [2024-11-13 21:14:33,152 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:14:33,153 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:14:33,153 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:14:33,163 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:14:33,164 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:14:33" (1/1) ... [2024-11-13 21:14:33,174 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:14:33,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:14:33,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 21:14:33,244 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 21:14:33,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:14:33,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:14:33,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:14:33,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:33,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:14:33,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:14:33,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2024-11-13 21:14:33,850 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2024-11-13 21:14:33,850 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:14:33,850 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2024-11-13 21:14:33,860 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 21:14:33,873 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 21:14:33,874 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 21:14:33,874 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 12 30) the Hoare annotation is: true [2024-11-13 21:14:33,874 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 28) no Hoare annotation was computed. [2024-11-13 21:14:33,874 INFO L75 FloydHoareUtils]: For program point main_ERROR#1(line 28) no Hoare annotation was computed. [2024-11-13 21:14:33,875 INFO L77 FloydHoareUtils]: At program point L22-2(lines 22 24) the Hoare annotation is: (not |ULTIMATE.start_main_#t~short6#1|) [2024-11-13 21:14:33,881 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:14:33 ImpRootNode [2024-11-13 21:14:33,881 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:14:33,882 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:14:33,882 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:14:33,882 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:14:33,884 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:14:33" (3/4) ... [2024-11-13 21:14:33,886 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 21:14:33,894 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2024-11-13 21:14:33,895 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 21:14:33,895 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 21:14:33,895 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 21:14:33,988 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce82d952-2a15-4868-b9ca-f4f318e74574/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:14:33,989 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce82d952-2a15-4868-b9ca-f4f318e74574/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 21:14:33,989 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:14:33,990 INFO L158 Benchmark]: Toolchain (without parser) took 1582.25ms. 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 62.8MB. Max. memory is 16.1GB. [2024-11-13 21:14:33,991 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:14:33,992 INFO L158 Benchmark]: CACSL2BoogieTranslator took 265.45ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 108.4MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:14:33,993 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.74ms. Allocated memory is still 142.6MB. Free memory was 108.4MB in the beginning and 107.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:14:33,993 INFO L158 Benchmark]: Boogie Preprocessor took 28.67ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 106.4MB in the end (delta: 594.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:14:33,994 INFO L158 Benchmark]: RCFGBuilder took 410.00ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 92.0MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:14:33,995 INFO L158 Benchmark]: CodeCheck took 728.86ms. Allocated memory is still 142.6MB. Free memory was 92.0MB in the beginning and 63.9MB in the end (delta: 28.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:14:33,996 INFO L158 Benchmark]: Witness Printer took 106.89ms. Allocated memory is still 142.6MB. Free memory was 63.9MB in the beginning and 114.0MB in the end (delta: -50.1MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-11-13 21:14:33,998 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: 0.7s, 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, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 3 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 - PositiveResult [Line: 28]: 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 0.32ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 265.45ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 108.4MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.74ms. Allocated memory is still 142.6MB. Free memory was 108.4MB in the beginning and 107.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.67ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 106.4MB in the end (delta: 594.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 410.00ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 92.0MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 728.86ms. Allocated memory is still 142.6MB. Free memory was 92.0MB in the beginning and 63.9MB in the end (delta: 28.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 106.89ms. Allocated memory is still 142.6MB. Free memory was 63.9MB in the beginning and 114.0MB in the end (delta: -50.1MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 21:14:34,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce82d952-2a15-4868-b9ca-f4f318e74574/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE