./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_true.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/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_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/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 64bit --witnessprinter.graph.data.programhash fbb32b4b0fc13b053223118a66ace38dea46a70e128659e3b9aa432a1c2485f8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:26:31,820 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:26:31,875 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 21:26:31,878 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:26:31,878 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:26:31,896 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:26:31,897 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:26:31,897 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:26:31,897 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:26:31,897 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:26:31,898 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:26:31,898 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:26:31,898 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:26:31,898 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:26:31,898 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:26:31,898 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:26:31,898 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:26:31,898 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:26:31,898 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:26:31,898 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:26:31,899 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:26:31,899 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:26:31,899 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:26:31,899 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:26:31,899 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:31,899 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:26:31,899 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:26:31,899 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:26:31,899 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:26:31,900 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:26:31,900 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_d60a037e-1061-45b3-8091-1aad3a9522f8/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbb32b4b0fc13b053223118a66ace38dea46a70e128659e3b9aa432a1c2485f8 [2024-12-05 21:26:32,099 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:26:32,106 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:26:32,108 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:26:32,109 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:26:32,109 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:26:32,110 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_true.i [2024-12-05 21:26:34,674 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/data/d8ac63011/3b0acf7df4524a8d9f869ab7e380dfd0/FLAGe0c675184 [2024-12-05 21:26:34,903 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:26:34,903 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_true.i [2024-12-05 21:26:34,912 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/data/d8ac63011/3b0acf7df4524a8d9f869ab7e380dfd0/FLAGe0c675184 [2024-12-05 21:26:34,930 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/data/d8ac63011/3b0acf7df4524a8d9f869ab7e380dfd0 [2024-12-05 21:26:34,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:26:34,935 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:26:34,936 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:34,936 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:26:34,942 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:26:34,943 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:34" (1/1) ... [2024-12-05 21:26:34,943 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bed1529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:34, skipping insertion in model container [2024-12-05 21:26:34,944 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:34" (1/1) ... [2024-12-05 21:26:34,960 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:26:35,113 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_d60a037e-1061-45b3-8091-1aad3a9522f8/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_true.i[1088,1101] [2024-12-05 21:26:35,133 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:35,151 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:26:35,163 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_d60a037e-1061-45b3-8091-1aad3a9522f8/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_true.i[1088,1101] [2024-12-05 21:26:35,169 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:35,187 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:26:35,188 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35 WrapperNode [2024-12-05 21:26:35,188 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:35,189 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:35,189 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:26:35,189 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:26:35,197 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,205 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,223 INFO L138 Inliner]: procedures = 21, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 44 [2024-12-05 21:26:35,224 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:35,224 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:26:35,224 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:26:35,224 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:26:35,234 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,235 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,236 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,240 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,241 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,245 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,246 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,248 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,249 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:26:35,250 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:26:35,251 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:26:35,251 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:26:35,252 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:35,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:26:35,288 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:26:35,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:26:35,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:26:35,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:26:35,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:26:35,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:26:35,322 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 21:26:35,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 21:26:35,391 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:26:35,394 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:26:35,500 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-05 21:26:35,500 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:26:35,519 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:26:35,519 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 21:26:35,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:35 BoogieIcfgContainer [2024-12-05 21:26:35,520 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:26:35,521 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:26:35,521 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:26:35,531 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:26:35,531 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:26:35,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:35,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2024-12-05 21:26:35,584 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2024-12-05 21:26:35,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 21:26:35,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:35,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:35,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:35,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:26:35,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:35,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 11 transitions. [2024-12-05 21:26:35,837 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-12-05 21:26:35,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 21:26:35,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:35,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:35,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:36,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:26:36,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:36,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 9 transitions. [2024-12-05 21:26:36,136 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-12-05 21:26:36,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 21:26:36,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:36,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:36,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:26:36,165 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:26:36,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:26:36,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:26:36,239 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:26:36,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:26:36,254 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-12-05 21:26:36,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 09:26:36 ImpRootNode [2024-12-05 21:26:36,272 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 21:26:36,273 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 21:26:36,273 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 21:26:36,273 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 21:26:36,274 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:35" (3/4) ... [2024-12-05 21:26:36,276 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 21:26:36,276 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 21:26:36,277 INFO L158 Benchmark]: Toolchain (without parser) took 1342.91ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 70.5MB in the end (delta: 22.3MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2024-12-05 21:26:36,278 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 72.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:26:36,278 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.45ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.4MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:26:36,278 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.71ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:26:36,279 INFO L158 Benchmark]: Boogie Preprocessor took 25.40ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 79.2MB in the end (delta: 872.1kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:26:36,279 INFO L158 Benchmark]: RCFGBuilder took 269.87ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 68.6MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:26:36,280 INFO L158 Benchmark]: CodeCheck took 751.15ms. Allocated memory is still 117.4MB. Free memory was 68.6MB in the beginning and 70.5MB in the end (delta: -1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:26:36,280 INFO L158 Benchmark]: Witness Printer took 3.73ms. Allocated memory is still 117.4MB. Free memory was 70.5MB in the beginning and 70.5MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:26:36,283 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 31 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 21 IncrementalHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 18 mSDtfsCounter, 21 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 83 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 8 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, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 22 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 - UnprovableResult [Line: 48]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: overapproximation of longjmp at line 48. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L52] volatile int count = 0; VAL [count=0] [L54] COND TRUE count < 5 [L55] count++ [L56] CALL foo(count) [L47] CALL __VERIFIER_assert(count >= 0 && count <= 5) VAL [\old(cond)=1] [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L47] RET __VERIFIER_assert(count >= 0 && count <= 5) VAL [count=1] [L48] longjmp(my_jump_buffer, 1) VAL [count=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 72.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 252.45ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.4MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.71ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.40ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 79.2MB in the end (delta: 872.1kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 269.87ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 68.6MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 751.15ms. Allocated memory is still 117.4MB. Free memory was 68.6MB in the beginning and 70.5MB in the end (delta: -1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.73ms. Allocated memory is still 117.4MB. Free memory was 70.5MB in the beginning and 70.5MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 21:26:36,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/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_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/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 64bit --witnessprinter.graph.data.programhash fbb32b4b0fc13b053223118a66ace38dea46a70e128659e3b9aa432a1c2485f8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:26:38,400 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:26:38,492 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 21:26:38,521 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:26:38,522 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:26:38,522 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:26:38,523 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:26:38,523 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:26:38,523 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:26:38,523 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:26:38,523 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:26:38,524 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:26:38,524 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:26:38,524 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:26:38,524 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:26:38,524 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:26:38,524 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:26:38,524 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:26:38,524 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:26:38,524 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:26:38,525 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:26:38,525 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:26:38,525 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:26:38,525 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:38,525 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:26:38,525 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:26:38,525 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:38,525 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:26:38,525 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:26:38,526 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:26:38,526 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:26:38,526 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:38,526 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:26:38,526 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_d60a037e-1061-45b3-8091-1aad3a9522f8/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbb32b4b0fc13b053223118a66ace38dea46a70e128659e3b9aa432a1c2485f8 [2024-12-05 21:26:38,820 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:26:38,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:26:38,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:26:38,834 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:26:38,834 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:26:38,836 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_true.i [2024-12-05 21:26:41,602 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/data/f4e50ef0f/9e69bd7ef41d4c72bb9513d9fd88b898/FLAG7d0153a01 [2024-12-05 21:26:41,807 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:26:41,808 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_true.i [2024-12-05 21:26:41,816 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/data/f4e50ef0f/9e69bd7ef41d4c72bb9513d9fd88b898/FLAG7d0153a01 [2024-12-05 21:26:41,831 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/data/f4e50ef0f/9e69bd7ef41d4c72bb9513d9fd88b898 [2024-12-05 21:26:41,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:26:41,834 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:26:41,836 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:41,836 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:26:41,839 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:26:41,840 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:41" (1/1) ... [2024-12-05 21:26:41,841 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e2dcfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:41, skipping insertion in model container [2024-12-05 21:26:41,842 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:41" (1/1) ... [2024-12-05 21:26:41,855 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:26:41,979 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_d60a037e-1061-45b3-8091-1aad3a9522f8/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_true.i[1088,1101] [2024-12-05 21:26:41,998 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:42,015 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:26:42,026 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_d60a037e-1061-45b3-8091-1aad3a9522f8/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_true.i[1088,1101] [2024-12-05 21:26:42,035 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:42,052 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:26:42,052 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42 WrapperNode [2024-12-05 21:26:42,053 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:42,054 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:42,054 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:26:42,054 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:26:42,060 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,069 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,086 INFO L138 Inliner]: procedures = 21, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 44 [2024-12-05 21:26:42,086 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:42,087 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:26:42,087 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:26:42,087 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:26:42,094 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,094 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,096 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,096 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,103 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,105 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,108 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,110 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,111 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,113 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:26:42,114 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:26:42,114 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:26:42,114 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:26:42,116 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:42,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:26:42,146 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:26:42,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:26:42,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:26:42,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:26:42,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:26:42,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:26:42,172 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 21:26:42,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 21:26:42,226 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:26:42,228 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:26:42,388 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-05 21:26:42,388 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:26:42,414 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:26:42,414 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 21:26:42,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:42 BoogieIcfgContainer [2024-12-05 21:26:42,415 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:26:42,415 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:26:42,415 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:26:42,427 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:26:42,427 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:42" (1/1) ... [2024-12-05 21:26:42,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:26:42,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:42,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2024-12-05 21:26:42,477 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2024-12-05 21:26:42,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 21:26:42,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:42,481 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:42,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:26:42,483 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:26:42,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:26:42,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:42,624 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:26:42,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:42,682 INFO L256 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 21:26:42,685 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:26:42,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:26:42,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 21:26:42,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:42,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 11 transitions. [2024-12-05 21:26:42,807 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-12-05 21:26:42,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 21:26:42,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:42,807 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:42,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:26:42,809 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:26:42,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 21:26:42,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:42,911 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:26:42,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:42,952 INFO L256 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 21:26:42,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:26:43,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:26:43,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 21:26:43,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:43,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 9 transitions. [2024-12-05 21:26:43,126 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-12-05 21:26:43,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 21:26:43,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:43,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:43,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:26:43,128 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:26:43,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 21:26:43,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:26:43,237 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:26:43,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:26:43,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:26:43,363 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:26:43,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:26:43,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 21:26:43,421 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-12-05 21:26:43,440 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 09:26:43 ImpRootNode [2024-12-05 21:26:43,440 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 21:26:43,441 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 21:26:43,441 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 21:26:43,441 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 21:26:43,442 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:42" (3/4) ... [2024-12-05 21:26:43,444 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 21:26:43,445 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 21:26:43,446 INFO L158 Benchmark]: Toolchain (without parser) took 1611.67ms. Allocated memory is still 92.3MB. Free memory was 70.2MB in the beginning and 61.3MB in the end (delta: 8.9MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2024-12-05 21:26:43,446 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 83.9MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:26:43,447 INFO L158 Benchmark]: CACSL2BoogieTranslator took 217.62ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 58.3MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:26:43,447 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.00ms. Allocated memory is still 92.3MB. Free memory was 58.3MB in the beginning and 57.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:26:43,448 INFO L158 Benchmark]: Boogie Preprocessor took 26.15ms. Allocated memory is still 92.3MB. Free memory was 57.1MB in the beginning and 56.1MB in the end (delta: 990.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:26:43,448 INFO L158 Benchmark]: RCFGBuilder took 300.63ms. Allocated memory is still 92.3MB. Free memory was 56.0MB in the beginning and 44.6MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:26:43,448 INFO L158 Benchmark]: CodeCheck took 1024.67ms. Allocated memory is still 92.3MB. Free memory was 44.6MB in the beginning and 61.4MB in the end (delta: -16.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:26:43,449 INFO L158 Benchmark]: Witness Printer took 4.56ms. Allocated memory is still 92.3MB. Free memory was 61.4MB in the beginning and 61.3MB in the end (delta: 35.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:26:43,451 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 31 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 22 IncrementalHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 18 mSDtfsCounter, 22 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 85 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 8 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, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 20 SizeOfPredicates, 2 NumberOfNonLiveVariables, 99 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 - UnprovableResult [Line: 48]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: overapproximation of longjmp at line 48. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L52] volatile int count = 0; VAL [count=0] [L54] COND TRUE count < 5 [L55] count++ [L56] CALL foo(count) [L47] CALL __VERIFIER_assert(count >= 0 && count <= 5) VAL [\old(cond)=1] [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L47] RET __VERIFIER_assert(count >= 0 && count <= 5) VAL [count=1] [L48] longjmp(my_jump_buffer, 1) VAL [count=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 83.9MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 217.62ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 58.3MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.00ms. Allocated memory is still 92.3MB. Free memory was 58.3MB in the beginning and 57.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.15ms. Allocated memory is still 92.3MB. Free memory was 57.1MB in the beginning and 56.1MB in the end (delta: 990.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 300.63ms. Allocated memory is still 92.3MB. Free memory was 56.0MB in the beginning and 44.6MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 1024.67ms. Allocated memory is still 92.3MB. Free memory was 44.6MB in the beginning and 61.4MB in the end (delta: -16.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.56ms. Allocated memory is still 92.3MB. Free memory was 61.4MB in the beginning and 61.3MB in the end (delta: 35.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 21:26:43,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d60a037e-1061-45b3-8091-1aad3a9522f8/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: UNKNOWN: Overapproximated counterexample