./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_true.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3083533c764d58c30414dbf7288f818c32e2e2618f05934b32ba52cd08b21f3c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:24:50,474 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:24:50,569 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 22:24:50,577 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:24:50,577 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:24:50,608 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:24:50,611 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:24:50,611 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:24:50,611 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:24:50,612 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:24:50,612 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:24:50,612 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:24:50,612 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:24:50,612 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:24:50,612 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:24:50,612 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:24:50,612 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:24:50,613 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:24:50,613 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:24:50,613 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:24:50,613 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:24:50,613 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:24:50,613 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:24:50,613 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:24:50,613 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:24:50,614 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:24:50,614 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:24:50,614 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:24:50,614 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:24:50,614 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:24:50,616 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_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3083533c764d58c30414dbf7288f818c32e2e2618f05934b32ba52cd08b21f3c [2024-11-13 22:24:50,927 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:24:50,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:24:50,937 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:24:50,938 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:24:50,938 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:24:50,939 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_true.i Unable to find full path for "g++" [2024-11-13 22:24:52,868 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:24:53,129 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:24:53,130 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_true.i [2024-11-13 22:24:53,143 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/data/6d5edf0ba/754fa0f443884f218baa127c93051ff5/FLAGcc280aca4 [2024-11-13 22:24:53,165 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/data/6d5edf0ba/754fa0f443884f218baa127c93051ff5 [2024-11-13 22:24:53,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:24:53,184 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:24:53,185 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:24:53,185 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:24:53,196 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:24:53,197 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:24:53" (1/1) ... [2024-11-13 22:24:53,198 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ef58448 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:53, skipping insertion in model container [2024-11-13 22:24:53,201 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:24:53" (1/1) ... [2024-11-13 22:24:53,217 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:24:53,386 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_964f0cb7-9421-47f1-a4a9-f3853c049a25/sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_true.i[1089,1102] [2024-11-13 22:24:53,407 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:24:53,425 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:24:53,438 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_964f0cb7-9421-47f1-a4a9-f3853c049a25/sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_true.i[1089,1102] [2024-11-13 22:24:53,447 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:24:53,470 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:24:53,470 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:53 WrapperNode [2024-11-13 22:24:53,471 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:24:53,472 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:24:53,472 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:24:53,472 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:24:53,482 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:53" (1/1) ... [2024-11-13 22:24:53,491 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:53" (1/1) ... [2024-11-13 22:24:53,513 INFO L138 Inliner]: procedures = 21, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 43 [2024-11-13 22:24:53,514 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:24:53,515 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:24:53,515 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:24:53,515 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:24:53,521 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:53" (1/1) ... [2024-11-13 22:24:53,522 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:53" (1/1) ... [2024-11-13 22:24:53,523 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:53" (1/1) ... [2024-11-13 22:24:53,524 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:53" (1/1) ... [2024-11-13 22:24:53,528 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:53" (1/1) ... [2024-11-13 22:24:53,538 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:53" (1/1) ... [2024-11-13 22:24:53,539 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:53" (1/1) ... [2024-11-13 22:24:53,540 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:53" (1/1) ... [2024-11-13 22:24:53,541 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:24:53,542 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:24:53,542 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:24:53,542 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:24:53,543 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:53" (1/1) ... [2024-11-13 22:24:53,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:24:53,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:24:53,582 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:24:53,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:24:53,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:24:53,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:24:53,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:24:53,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:24:53,614 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:24:53,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:24:53,685 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:24:53,687 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:24:53,812 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-11-13 22:24:53,813 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:24:53,831 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:24:53,831 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:24:53,832 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:24:53 BoogieIcfgContainer [2024-11-13 22:24:53,832 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:24:53,833 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:24:53,833 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:24:53,843 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:24:53,843 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:24:53" (1/1) ... [2024-11-13 22:24:53,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:24:53,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:53,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-13 22:24:53,905 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-13 22:24:53,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:24:53,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:53,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:54,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:54,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:54,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:54,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 12 transitions. [2024-11-13 22:24:54,218 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 22:24:54,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:24:54,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:54,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:54,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:54,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:54,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:54,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 10 transitions. [2024-11-13 22:24:54,584 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2024-11-13 22:24:54,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:24:54,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:54,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:54,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:24:54,627 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:24:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:24:54,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:24:54,739 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:24:54,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:24:54,766 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-13 22:24:54,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:24:54 ImpRootNode [2024-11-13 22:24:54,792 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:24:54,793 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:24:54,794 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:24:54,794 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:24:54,794 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:24:53" (3/4) ... [2024-11-13 22:24:54,796 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:24:54,797 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:24:54,798 INFO L158 Benchmark]: Toolchain (without parser) took 1618.33ms. Allocated memory is still 117.4MB. Free memory was 94.8MB in the beginning and 77.6MB in the end (delta: 17.2MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2024-11-13 22:24:54,798 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:24:54,799 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.93ms. Allocated memory is still 117.4MB. Free memory was 94.5MB in the beginning and 83.5MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:24:54,799 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.13ms. Allocated memory is still 117.4MB. Free memory was 83.5MB in the beginning and 82.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:24:54,799 INFO L158 Benchmark]: Boogie Preprocessor took 26.70ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 81.5MB in the end (delta: 633.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:24:54,800 INFO L158 Benchmark]: RCFGBuilder took 290.39ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 70.6MB in the end (delta: 10.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:24:54,800 INFO L158 Benchmark]: CodeCheck took 959.72ms. Allocated memory is still 117.4MB. Free memory was 70.6MB in the beginning and 77.7MB in the end (delta: -7.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:24:54,801 INFO L158 Benchmark]: Witness Printer took 3.70ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 77.6MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:24:54,803 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: 0.9s, 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, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s 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 - UnprovableResult [Line: 50]: 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 50. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L45] int count = 0; [L55] COND TRUE count < 5 [L56] CALL foo() [L48] CALL __VERIFIER_assert(count >= 0 && count < 5) VAL [\old(cond)=1, count=0] [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, count=0] [L48] RET __VERIFIER_assert(count >= 0 && count < 5) VAL [count=0] [L49] count++ VAL [count=1] [L50] longjmp(my_jump_buffer, 1) VAL [count=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 285.93ms. Allocated memory is still 117.4MB. Free memory was 94.5MB in the beginning and 83.5MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.13ms. Allocated memory is still 117.4MB. Free memory was 83.5MB in the beginning and 82.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.70ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 81.5MB in the end (delta: 633.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 290.39ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 70.6MB in the end (delta: 10.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 959.72ms. Allocated memory is still 117.4MB. Free memory was 70.6MB in the beginning and 77.7MB in the end (delta: -7.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.70ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 77.6MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:24:54,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3083533c764d58c30414dbf7288f818c32e2e2618f05934b32ba52cd08b21f3c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:24:57,369 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:24:57,502 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 22:24:57,545 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:24:57,547 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:24:57,547 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:24:57,548 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:24:57,548 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:24:57,548 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:24:57,549 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:24:57,549 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:24:57,549 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:24:57,549 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:24:57,550 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:24:57,550 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:24:57,550 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:24:57,550 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:24:57,551 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:24:57,551 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:24:57,551 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:24:57,552 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:24:57,552 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:24:57,552 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:24:57,552 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:57,552 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:24:57,552 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:24:57,552 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:24:57,552 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:24:57,552 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:24:57,552 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:24:57,552 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:24:57,552 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:57,553 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:24:57,553 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_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3083533c764d58c30414dbf7288f818c32e2e2618f05934b32ba52cd08b21f3c [2024-11-13 22:24:57,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:24:57,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:24:57,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:24:57,894 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:24:57,894 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:24:57,895 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_true.i Unable to find full path for "g++" [2024-11-13 22:24:59,857 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:25:00,123 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:25:00,127 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_true.i [2024-11-13 22:25:00,138 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/data/63176bf0e/3bc2c308dd86462991e9a8133ba960df/FLAGdc17a58a6 [2024-11-13 22:25:00,168 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/data/63176bf0e/3bc2c308dd86462991e9a8133ba960df [2024-11-13 22:25:00,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:25:00,172 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:25:00,175 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:25:00,175 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:25:00,180 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:25:00,181 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:25:00" (1/1) ... [2024-11-13 22:25:00,182 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63678ae2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:00, skipping insertion in model container [2024-11-13 22:25:00,185 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:25:00" (1/1) ... [2024-11-13 22:25:00,205 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:25:00,386 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_964f0cb7-9421-47f1-a4a9-f3853c049a25/sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_true.i[1089,1102] [2024-11-13 22:25:00,414 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:25:00,438 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:25:00,451 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_964f0cb7-9421-47f1-a4a9-f3853c049a25/sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_true.i[1089,1102] [2024-11-13 22:25:00,465 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:25:00,495 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:25:00,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:00 WrapperNode [2024-11-13 22:25:00,496 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:25:00,497 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:25:00,497 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:25:00,498 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:25:00,504 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:00" (1/1) ... [2024-11-13 22:25:00,513 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:00" (1/1) ... [2024-11-13 22:25:00,534 INFO L138 Inliner]: procedures = 21, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 43 [2024-11-13 22:25:00,535 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:25:00,535 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:25:00,535 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:25:00,536 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:25:00,543 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:00" (1/1) ... [2024-11-13 22:25:00,544 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:00" (1/1) ... [2024-11-13 22:25:00,548 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:00" (1/1) ... [2024-11-13 22:25:00,548 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:00" (1/1) ... [2024-11-13 22:25:00,554 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:00" (1/1) ... [2024-11-13 22:25:00,562 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:00" (1/1) ... [2024-11-13 22:25:00,563 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:00" (1/1) ... [2024-11-13 22:25:00,564 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:00" (1/1) ... [2024-11-13 22:25:00,566 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:25:00,567 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:25:00,567 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:25:00,567 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:25:00,568 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:00" (1/1) ... [2024-11-13 22:25:00,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:25:00,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:25:00,605 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:25:00,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:25:00,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:25:00,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:25:00,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:25:00,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:25:00,633 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:25:00,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:25:00,700 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:25:00,702 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:25:00,916 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-11-13 22:25:00,916 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:25:00,956 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:25:00,957 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:25:00,957 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:25:00 BoogieIcfgContainer [2024-11-13 22:25:00,957 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:25:00,958 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:25:00,958 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:25:00,971 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:25:00,971 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:25:00" (1/1) ... [2024-11-13 22:25:00,981 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:25:01,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:01,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-13 22:25:01,052 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-13 22:25:01,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:25:01,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:01,059 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:01,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:01,063 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:01,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:25:01,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:01,252 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:01,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:01,370 INFO L255 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:25:01,375 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:01,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:25:01,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:25:01,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:01,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 12 transitions. [2024-11-13 22:25:01,508 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 22:25:01,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:25:01,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:01,509 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:01,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:01,513 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:01,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:25:01,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:01,636 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:01,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:01,694 INFO L255 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:25:01,697 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:01,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:25:01,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:25:01,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:01,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 10 transitions. [2024-11-13 22:25:01,852 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2024-11-13 22:25:01,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:25:01,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:01,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:01,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:01,858 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:01,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:25:02,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:25:02,006 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:25:02,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:25:02,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:25:02,138 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:25:02,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:25:02,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 22:25:02,208 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-13 22:25:02,233 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:25:02 ImpRootNode [2024-11-13 22:25:02,233 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:25:02,234 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:25:02,234 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:25:02,235 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:25:02,235 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:25:00" (3/4) ... [2024-11-13 22:25:02,238 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:25:02,238 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:25:02,239 INFO L158 Benchmark]: Toolchain (without parser) took 2067.06ms. Allocated memory is still 83.9MB. Free memory was 60.8MB in the beginning and 19.8MB in the end (delta: 41.0MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2024-11-13 22:25:02,240 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 65.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:25:02,240 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.59ms. Allocated memory is still 83.9MB. Free memory was 60.8MB in the beginning and 49.2MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:25:02,240 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.61ms. Allocated memory is still 83.9MB. Free memory was 49.2MB in the beginning and 47.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:25:02,241 INFO L158 Benchmark]: Boogie Preprocessor took 31.20ms. Allocated memory is still 83.9MB. Free memory was 47.9MB in the beginning and 46.7MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:25:02,241 INFO L158 Benchmark]: RCFGBuilder took 390.50ms. Allocated memory is still 83.9MB. Free memory was 46.7MB in the beginning and 35.0MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:25:02,241 INFO L158 Benchmark]: CodeCheck took 1275.31ms. Allocated memory is still 83.9MB. Free memory was 35.0MB in the beginning and 19.8MB in the end (delta: 15.2MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2024-11-13 22:25:02,242 INFO L158 Benchmark]: Witness Printer took 4.18ms. Allocated memory is still 83.9MB. Free memory was 19.8MB in the beginning and 19.8MB in the end (delta: 16.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:25:02,245 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: 1.2s, 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 - UnprovableResult [Line: 50]: 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 50. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L45] int count = 0; [L55] COND TRUE count < 5 [L56] CALL foo() [L48] CALL __VERIFIER_assert(count >= 0 && count < 5) VAL [\old(cond)=1, count=0] [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, count=0] [L48] RET __VERIFIER_assert(count >= 0 && count < 5) VAL [count=0] [L49] count++ VAL [count=1] [L50] longjmp(my_jump_buffer, 1) VAL [count=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 65.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 321.59ms. Allocated memory is still 83.9MB. Free memory was 60.8MB in the beginning and 49.2MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.61ms. Allocated memory is still 83.9MB. Free memory was 49.2MB in the beginning and 47.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.20ms. Allocated memory is still 83.9MB. Free memory was 47.9MB in the beginning and 46.7MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 390.50ms. Allocated memory is still 83.9MB. Free memory was 46.7MB in the beginning and 35.0MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 1275.31ms. Allocated memory is still 83.9MB. Free memory was 35.0MB in the beginning and 19.8MB in the end (delta: 15.2MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * Witness Printer took 4.18ms. Allocated memory is still 83.9MB. Free memory was 19.8MB in the beginning and 19.8MB in the end (delta: 16.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:25:02,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964f0cb7-9421-47f1-a4a9-f3853c049a25/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample