./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_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_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/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_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/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_5f873401-3143-49ea-97aa-9e09abd59804/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 210d4f938afcda48b8c106ef1e9bcf62be45f3ff0e64b22256fac269747775c2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:46:22,419 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:46:22,476 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 22:46:22,481 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:46:22,481 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:46:22,503 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:46:22,504 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:46:22,504 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:46:22,504 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:46:22,504 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:46:22,504 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:46:22,504 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:46:22,505 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:46:22,505 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:46:22,505 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:46:22,505 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:46:22,505 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:46:22,505 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:46:22,505 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:46:22,505 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:46:22,505 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:46:22,505 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:46:22,505 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:46:22,506 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:46:22,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:46:22,506 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:46:22,506 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:46:22,506 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:46:22,506 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:46:22,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:46:22,506 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_5f873401-3143-49ea-97aa-9e09abd59804/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 -> 210d4f938afcda48b8c106ef1e9bcf62be45f3ff0e64b22256fac269747775c2 [2024-12-05 22:46:22,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:46:22,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:46:22,767 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:46:22,769 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:46:22,769 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:46:22,770 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_true.i [2024-12-05 22:46:25,405 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/data/29e313ff5/72ea2adc3b954ae7a2ffc11ee5d41366/FLAG71f159ffd [2024-12-05 22:46:25,611 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:46:25,612 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_true.i [2024-12-05 22:46:25,617 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/data/29e313ff5/72ea2adc3b954ae7a2ffc11ee5d41366/FLAG71f159ffd [2024-12-05 22:46:25,979 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/data/29e313ff5/72ea2adc3b954ae7a2ffc11ee5d41366 [2024-12-05 22:46:25,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:46:25,982 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:46:25,983 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:46:25,983 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:46:25,987 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:46:25,987 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:46:25" (1/1) ... [2024-12-05 22:46:25,988 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f1c3c8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:25, skipping insertion in model container [2024-12-05 22:46:25,988 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:46:25" (1/1) ... [2024-12-05 22:46:26,004 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:46:26,126 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_5f873401-3143-49ea-97aa-9e09abd59804/sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_true.i[1100,1113] [2024-12-05 22:46:26,141 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:46:26,155 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:46:26,163 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_5f873401-3143-49ea-97aa-9e09abd59804/sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_true.i[1100,1113] [2024-12-05 22:46:26,169 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:46:26,184 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:46:26,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:26 WrapperNode [2024-12-05 22:46:26,185 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:46:26,186 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:46:26,186 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:46:26,186 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:46:26,193 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:26" (1/1) ... [2024-12-05 22:46:26,198 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:26" (1/1) ... [2024-12-05 22:46:26,213 INFO L138 Inliner]: procedures = 20, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2024-12-05 22:46:26,213 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:46:26,214 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:46:26,214 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:46:26,214 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:46:26,220 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:26" (1/1) ... [2024-12-05 22:46:26,220 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:26" (1/1) ... [2024-12-05 22:46:26,221 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:26" (1/1) ... [2024-12-05 22:46:26,221 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:26" (1/1) ... [2024-12-05 22:46:26,224 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:26" (1/1) ... [2024-12-05 22:46:26,224 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:26" (1/1) ... [2024-12-05 22:46:26,226 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:26" (1/1) ... [2024-12-05 22:46:26,227 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:26" (1/1) ... [2024-12-05 22:46:26,228 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:26" (1/1) ... [2024-12-05 22:46:26,229 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:46:26,230 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:46:26,230 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:46:26,230 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:46:26,231 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:26" (1/1) ... [2024-12-05 22:46:26,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:46:26,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:46:26,262 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:46:26,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:46:26,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:46:26,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:46:26,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:46:26,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:46:26,290 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 22:46:26,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 22:46:26,337 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:46:26,339 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:46:26,430 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-12-05 22:46:26,431 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:46:26,449 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:46:26,450 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:46:26,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:46:26 BoogieIcfgContainer [2024-12-05 22:46:26,450 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:46:26,451 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:46:26,451 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:46:26,461 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:46:26,461 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:46:26" (1/1) ... [2024-12-05 22:46:26,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:46:26,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:26,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-12-05 22:46:26,518 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-12-05 22:46:26,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 22:46:26,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:26,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:26,753 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 22:46:26,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:26,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 12 transitions. [2024-12-05 22:46:26,786 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-12-05 22:46:26,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 22:46:26,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:26,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:26,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:26,964 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 22:46:27,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:27,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 10 transitions. [2024-12-05 22:46:27,020 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2024-12-05 22:46:27,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 22:46:27,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:27,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:27,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:46:27,047 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:46:27,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:46:27,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:46:27,120 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:46:27,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:46:27,136 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-12-05 22:46:27,154 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:46:27 ImpRootNode [2024-12-05 22:46:27,154 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:46:27,154 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:46:27,154 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:46:27,155 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:46:27,155 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:46:26" (3/4) ... [2024-12-05 22:46:27,157 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 22:46:27,157 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:46:27,158 INFO L158 Benchmark]: Toolchain (without parser) took 1175.69ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 108.7MB in the end (delta: 8.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-12-05 22:46:27,159 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:46:27,159 INFO L158 Benchmark]: CACSL2BoogieTranslator took 202.14ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 105.6MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:46:27,159 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.36ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:46:27,160 INFO L158 Benchmark]: Boogie Preprocessor took 15.25ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 103.7MB in the end (delta: 853.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:46:27,160 INFO L158 Benchmark]: RCFGBuilder took 220.62ms. Allocated memory is still 142.6MB. Free memory was 103.6MB in the beginning and 92.6MB in the end (delta: 11.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:46:27,160 INFO L158 Benchmark]: CodeCheck took 703.02ms. Allocated memory is still 142.6MB. Free memory was 92.6MB in the beginning and 108.7MB in the end (delta: -16.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:46:27,161 INFO L158 Benchmark]: Witness Printer took 3.09ms. Allocated memory is still 142.6MB. Free memory was 108.7MB in the beginning and 108.7MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:46:27,163 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, 15 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, 33 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 21 IncrementalHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 18 mSDtfsCounter, 21 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 82 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 6 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, 0.3s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 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: 52]: 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 52. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L45] int count = 0; [L49] COND TRUE count < 5 VAL [count=0] [L50] CALL __VERIFIER_assert(count >= 0 && count < 5) VAL [\old(cond)=1, count=0] [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, count=0] [L50] RET __VERIFIER_assert(count >= 0 && count < 5) VAL [count=0] [L51] count++ VAL [count=1] [L52] longjmp(my_jump_buffer, 1) VAL [count=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 202.14ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 105.6MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.36ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.25ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 103.7MB in the end (delta: 853.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 220.62ms. Allocated memory is still 142.6MB. Free memory was 103.6MB in the beginning and 92.6MB in the end (delta: 11.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 703.02ms. Allocated memory is still 142.6MB. Free memory was 92.6MB in the beginning and 108.7MB in the end (delta: -16.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.09ms. Allocated memory is still 142.6MB. Free memory was 108.7MB in the beginning and 108.7MB in the end (delta: 15.8kB). 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 22:46:27,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/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 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_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/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_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/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_5f873401-3143-49ea-97aa-9e09abd59804/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 210d4f938afcda48b8c106ef1e9bcf62be45f3ff0e64b22256fac269747775c2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:46:29,123 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:46:29,198 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 22:46:29,225 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:46:29,225 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:46:29,226 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:46:29,226 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:46:29,226 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:46:29,226 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:46:29,226 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:46:29,226 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:46:29,227 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:46:29,227 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:46:29,227 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:46:29,227 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:46:29,227 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:46:29,227 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:46:29,227 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:46:29,227 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:46:29,227 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:46:29,227 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:46:29,227 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:46:29,228 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:46:29,228 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:29,228 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:46:29,228 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:46:29,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:46:29,228 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:46:29,228 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:46:29,228 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:46:29,228 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:46:29,228 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:29,228 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:46:29,228 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_5f873401-3143-49ea-97aa-9e09abd59804/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 -> 210d4f938afcda48b8c106ef1e9bcf62be45f3ff0e64b22256fac269747775c2 [2024-12-05 22:46:29,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:46:29,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:46:29,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:46:29,480 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:46:29,480 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:46:29,481 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_true.i [2024-12-05 22:46:32,162 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/data/01ed5c073/96aa4a3e46be474198e25ceade9e9a0e/FLAG267a56ba8 [2024-12-05 22:46:32,362 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:46:32,362 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_true.i [2024-12-05 22:46:32,370 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/data/01ed5c073/96aa4a3e46be474198e25ceade9e9a0e/FLAG267a56ba8 [2024-12-05 22:46:32,385 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/data/01ed5c073/96aa4a3e46be474198e25ceade9e9a0e [2024-12-05 22:46:32,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:46:32,389 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:46:32,391 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:46:32,391 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:46:32,396 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:46:32,397 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:46:32" (1/1) ... [2024-12-05 22:46:32,398 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@461ac77e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:32, skipping insertion in model container [2024-12-05 22:46:32,398 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:46:32" (1/1) ... [2024-12-05 22:46:32,413 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:46:32,546 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_5f873401-3143-49ea-97aa-9e09abd59804/sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_true.i[1100,1113] [2024-12-05 22:46:32,562 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:46:32,578 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:46:32,590 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_5f873401-3143-49ea-97aa-9e09abd59804/sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_true.i[1100,1113] [2024-12-05 22:46:32,596 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:46:32,614 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:46:32,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:32 WrapperNode [2024-12-05 22:46:32,615 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:46:32,616 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:46:32,616 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:46:32,616 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:46:32,622 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:32" (1/1) ... [2024-12-05 22:46:32,630 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:32" (1/1) ... [2024-12-05 22:46:32,646 INFO L138 Inliner]: procedures = 20, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2024-12-05 22:46:32,646 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:46:32,647 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:46:32,647 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:46:32,647 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:46:32,654 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:32" (1/1) ... [2024-12-05 22:46:32,655 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:32" (1/1) ... [2024-12-05 22:46:32,656 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:32" (1/1) ... [2024-12-05 22:46:32,657 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:32" (1/1) ... [2024-12-05 22:46:32,662 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:32" (1/1) ... [2024-12-05 22:46:32,663 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:32" (1/1) ... [2024-12-05 22:46:32,666 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:32" (1/1) ... [2024-12-05 22:46:32,667 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:32" (1/1) ... [2024-12-05 22:46:32,668 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:32" (1/1) ... [2024-12-05 22:46:32,670 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:46:32,670 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:46:32,670 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:46:32,671 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:46:32,672 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:46:32" (1/1) ... [2024-12-05 22:46:32,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:46:32,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:46:32,701 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:46:32,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:46:32,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:46:32,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:46:32,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:46:32,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:46:32,729 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 22:46:32,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 22:46:32,779 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:46:32,780 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:46:32,912 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-12-05 22:46:32,912 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:46:32,933 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:46:32,934 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:46:32,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:46:32 BoogieIcfgContainer [2024-12-05 22:46:32,934 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:46:32,935 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:46:32,935 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:46:32,943 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:46:32,943 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:46:32" (1/1) ... [2024-12-05 22:46:32,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:46:32,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:32,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-12-05 22:46:32,986 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-12-05 22:46:32,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 22:46:32,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:32,988 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:32,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:32,990 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:32,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:46:33,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:33,113 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:33,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:33,165 INFO L256 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 22:46:33,168 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:33,202 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 22:46:33,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:46:33,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:33,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 12 transitions. [2024-12-05 22:46:33,264 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-12-05 22:46:33,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 22:46:33,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:33,265 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:33,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:33,267 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:33,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:46:33,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:33,356 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:33,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:33,396 INFO L256 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:46:33,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:33,446 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 22:46:33,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 22:46:33,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:33,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 10 transitions. [2024-12-05 22:46:33,515 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2024-12-05 22:46:33,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 22:46:33,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:33,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:33,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:33,518 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:33,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 22:46:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:46:33,626 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:46:33,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:46:33,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:46:33,749 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:46:33,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:46:33,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-12-05 22:46:33,795 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-12-05 22:46:33,814 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:46:33 ImpRootNode [2024-12-05 22:46:33,814 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:46:33,814 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:46:33,814 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:46:33,815 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:46:33,815 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:46:32" (3/4) ... [2024-12-05 22:46:33,817 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 22:46:33,818 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:46:33,818 INFO L158 Benchmark]: Toolchain (without parser) took 1429.05ms. Allocated memory is still 92.3MB. Free memory was 70.3MB in the beginning and 64.4MB in the end (delta: 5.9MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. [2024-12-05 22:46:33,819 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:46:33,819 INFO L158 Benchmark]: CACSL2BoogieTranslator took 224.26ms. Allocated memory is still 92.3MB. Free memory was 70.1MB in the beginning and 58.5MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:46:33,819 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.70ms. Allocated memory is still 92.3MB. Free memory was 58.4MB in the beginning and 57.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:46:33,819 INFO L158 Benchmark]: Boogie Preprocessor took 22.85ms. Allocated memory is still 92.3MB. Free memory was 57.2MB in the beginning and 56.3MB in the end (delta: 926.5kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:46:33,820 INFO L158 Benchmark]: RCFGBuilder took 263.77ms. Allocated memory is still 92.3MB. Free memory was 56.2MB in the beginning and 45.0MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:46:33,820 INFO L158 Benchmark]: CodeCheck took 879.24ms. Allocated memory is still 92.3MB. Free memory was 45.0MB in the beginning and 65.0MB in the end (delta: -19.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:46:33,820 INFO L158 Benchmark]: Witness Printer took 3.40ms. Allocated memory is still 92.3MB. Free memory was 65.0MB in the beginning and 64.4MB in the end (delta: 578.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:46:33,822 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, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 33 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 22 IncrementalHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 18 mSDtfsCounter, 22 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 85 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 20 SizeOfPredicates, 2 NumberOfNonLiveVariables, 96 ConjunctsInSsa, 7 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: 52]: 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 52. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L45] int count = 0; [L49] COND TRUE count < 5 VAL [count=0] [L50] CALL __VERIFIER_assert(count >= 0 && count < 5) VAL [\old(cond)=1, count=0] [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, count=0] [L50] RET __VERIFIER_assert(count >= 0 && count < 5) VAL [count=0] [L51] count++ VAL [count=1] [L52] longjmp(my_jump_buffer, 1) VAL [count=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 224.26ms. Allocated memory is still 92.3MB. Free memory was 70.1MB in the beginning and 58.5MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.70ms. Allocated memory is still 92.3MB. Free memory was 58.4MB in the beginning and 57.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.85ms. Allocated memory is still 92.3MB. Free memory was 57.2MB in the beginning and 56.3MB in the end (delta: 926.5kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 263.77ms. Allocated memory is still 92.3MB. Free memory was 56.2MB in the beginning and 45.0MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 879.24ms. Allocated memory is still 92.3MB. Free memory was 45.0MB in the beginning and 65.0MB in the end (delta: -19.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.40ms. Allocated memory is still 92.3MB. Free memory was 65.0MB in the beginning and 64.4MB in the end (delta: 578.0kB). 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 22:46:33,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f873401-3143-49ea-97aa-9e09abd59804/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