./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_42-poison-reduced_true.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_42-poison-reduced_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk --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 f062f388d3381df283a55bd56f3ce12c286c6f6b098aec3949c6489fe401ef67 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:25:09,238 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:25:09,334 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 23:25:09,343 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:25:09,344 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:25:09,383 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:25:09,387 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:25:09,387 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:25:09,388 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:25:09,390 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:25:09,391 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:25:09,391 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:25:09,392 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:25:09,392 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:25:09,396 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:25:09,396 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:25:09,397 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:25:09,397 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:25:09,397 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:25:09,397 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:25:09,398 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:25:09,398 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:25:09,399 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:25:09,399 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:25:09,399 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:25:09,400 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:25:09,400 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:25:09,400 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:25:09,400 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:25:09,401 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:25:09,401 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f062f388d3381df283a55bd56f3ce12c286c6f6b098aec3949c6489fe401ef67 [2024-11-08 23:25:09,674 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:25:09,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:25:09,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:25:09,713 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:25:09,713 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:25:09,715 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/longjmp/68-longjmp_42-poison-reduced_true.i Unable to find full path for "g++" [2024-11-08 23:25:11,826 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:25:12,069 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:25:12,070 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/sv-benchmarks/c/longjmp/68-longjmp_42-poison-reduced_true.i [2024-11-08 23:25:12,089 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/data/bbe827d76/eeaa1541aeb9430280153bb6299e393b/FLAG9c047ab89 [2024-11-08 23:25:12,392 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/data/bbe827d76/eeaa1541aeb9430280153bb6299e393b [2024-11-08 23:25:12,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:25:12,396 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:25:12,397 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:25:12,397 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:25:12,401 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:25:12,402 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:25:12" (1/1) ... [2024-11-08 23:25:12,403 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6571f347 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:12, skipping insertion in model container [2024-11-08 23:25:12,403 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:25:12" (1/1) ... [2024-11-08 23:25:12,456 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:25:12,763 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_98525aa2-a33c-4c28-8b94-5e04c849b959/sv-benchmarks/c/longjmp/68-longjmp_42-poison-reduced_true.i[1088,1101] [2024-11-08 23:25:12,983 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:25:13,001 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:25:13,017 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_98525aa2-a33c-4c28-8b94-5e04c849b959/sv-benchmarks/c/longjmp/68-longjmp_42-poison-reduced_true.i[1088,1101] [2024-11-08 23:25:13,064 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:25:13,104 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:25:13,105 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:13 WrapperNode [2024-11-08 23:25:13,105 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:25:13,107 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:25:13,107 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:25:13,107 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:25:13,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:13" (1/1) ... [2024-11-08 23:25:13,132 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:13" (1/1) ... [2024-11-08 23:25:13,162 INFO L138 Inliner]: procedures = 126, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-11-08 23:25:13,165 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:25:13,165 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:25:13,166 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:25:13,166 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:25:13,176 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:13" (1/1) ... [2024-11-08 23:25:13,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:13" (1/1) ... [2024-11-08 23:25:13,187 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:13" (1/1) ... [2024-11-08 23:25:13,187 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:13" (1/1) ... [2024-11-08 23:25:13,193 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:13" (1/1) ... [2024-11-08 23:25:13,197 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:13" (1/1) ... [2024-11-08 23:25:13,198 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:13" (1/1) ... [2024-11-08 23:25:13,199 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:13" (1/1) ... [2024-11-08 23:25:13,202 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:25:13,204 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:25:13,204 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:25:13,208 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:25:13,209 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:13" (1/1) ... [2024-11-08 23:25:13,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:25:13,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:25:13,246 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:25:13,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:25:13,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:25:13,279 INFO L130 BoogieDeclarations]: Found specification of procedure set_g_to_keyword [2024-11-08 23:25:13,279 INFO L138 BoogieDeclarations]: Found implementation of procedure set_g_to_keyword [2024-11-08 23:25:13,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:25:13,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 23:25:13,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:25:13,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-08 23:25:13,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:25:13,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 23:25:13,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:25:13,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:25:13,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:25:13,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:25:13,372 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:25:13,375 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:25:13,524 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-08 23:25:13,524 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:25:13,595 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:25:13,595 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:25:13,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:25:13 BoogieIcfgContainer [2024-11-08 23:25:13,600 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:25:13,600 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:25:13,600 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:25:13,614 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:25:13,614 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:25:13" (1/1) ... [2024-11-08 23:25:13,623 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:25:13,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:25:13,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-08 23:25:13,676 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-08 23:25:13,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:25:13,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:25:13,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:25:13,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:25:13,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:25:13,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:25:13,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 10 transitions. [2024-11-08 23:25:13,946 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2024-11-08 23:25:13,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:25:13,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:25:13,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:25:14,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:25:14,093 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:25:14,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:25:14,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:25:14,274 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:25:14,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:25:14,323 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:25:14,351 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:25:14 ImpRootNode [2024-11-08 23:25:14,352 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:25:14,352 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:25:14,352 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:25:14,353 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:25:14,354 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:25:13" (3/4) ... [2024-11-08 23:25:14,356 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:25:14,357 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:25:14,358 INFO L158 Benchmark]: Toolchain (without parser) took 1962.45ms. Allocated memory is still 167.8MB. Free memory was 129.4MB in the beginning and 121.3MB in the end (delta: 8.1MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2024-11-08 23:25:14,359 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 123.7MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:25:14,359 INFO L158 Benchmark]: CACSL2BoogieTranslator took 708.63ms. Allocated memory is still 167.8MB. Free memory was 129.4MB in the beginning and 109.1MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-08 23:25:14,360 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.29ms. Allocated memory is still 167.8MB. Free memory was 109.1MB in the beginning and 107.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:25:14,361 INFO L158 Benchmark]: Boogie Preprocessor took 36.47ms. Allocated memory is still 167.8MB. Free memory was 107.0MB in the beginning and 105.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:25:14,362 INFO L158 Benchmark]: RCFGBuilder took 395.85ms. Allocated memory is still 167.8MB. Free memory was 105.6MB in the beginning and 90.2MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:25:14,363 INFO L158 Benchmark]: CodeCheck took 751.42ms. Allocated memory is still 167.8MB. Free memory was 90.2MB in the beginning and 121.3MB in the end (delta: -31.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:25:14,366 INFO L158 Benchmark]: Witness Printer took 5.24ms. Allocated memory is still 167.8MB. Free memory is still 121.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:25:14,370 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: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1 IncrementalHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 4 mSDtfsCounter, 1 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 0 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, 0.1s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 3 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 579]: 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 579. Possible FailurePath: [L551] jmp_buf env_buffer; [L568] struct c* ab = malloc(sizeof(struct c)); [L569] int x; VAL [ab={94:0}] [L570] COND FALSE !(_setjmp (env_buffer)) VAL [ab={94:0}] [L575] CALL set_g_to_keyword(ab) VAL [\old(t)={94:0}] [L563] char keyword[20]; [L564] keyword[0] = 'a' [L565] t->g = keyword [L575] RET set_g_to_keyword(ab) VAL [ab={94:0}] [L576] x = 1 [L577] CALL u(ab) [L556] EXPR t->g [L556] COND TRUE *t->g [L557] return 2; [L577] RET u(ab) [L578] x = 2 [L579] longjmp(env_buffer, 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 123.7MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 708.63ms. Allocated memory is still 167.8MB. Free memory was 129.4MB in the beginning and 109.1MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.29ms. Allocated memory is still 167.8MB. Free memory was 109.1MB in the beginning and 107.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.47ms. Allocated memory is still 167.8MB. Free memory was 107.0MB in the beginning and 105.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 395.85ms. Allocated memory is still 167.8MB. Free memory was 105.6MB in the beginning and 90.2MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 751.42ms. Allocated memory is still 167.8MB. Free memory was 90.2MB in the beginning and 121.3MB in the end (delta: -31.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.24ms. Allocated memory is still 167.8MB. Free memory is still 121.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:25:14,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_42-poison-reduced_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk --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 f062f388d3381df283a55bd56f3ce12c286c6f6b098aec3949c6489fe401ef67 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:25:16,850 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:25:16,965 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 23:25:17,018 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:25:17,019 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:25:17,019 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:25:17,020 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:25:17,023 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:25:17,023 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:25:17,024 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:25:17,024 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:25:17,024 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:25:17,025 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:25:17,025 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:25:17,025 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:25:17,026 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:25:17,029 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:25:17,029 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:25:17,030 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:25:17,030 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:25:17,030 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:25:17,031 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:25:17,031 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:25:17,032 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:25:17,032 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:25:17,032 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:25:17,032 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:25:17,033 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:25:17,033 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:25:17,033 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:25:17,034 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:25:17,034 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:25:17,034 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:25:17,035 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f062f388d3381df283a55bd56f3ce12c286c6f6b098aec3949c6489fe401ef67 [2024-11-08 23:25:17,478 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:25:17,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:25:17,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:25:17,514 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:25:17,516 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:25:17,518 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/longjmp/68-longjmp_42-poison-reduced_true.i Unable to find full path for "g++" [2024-11-08 23:25:19,962 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:25:20,339 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:25:20,340 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/sv-benchmarks/c/longjmp/68-longjmp_42-poison-reduced_true.i [2024-11-08 23:25:20,357 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/data/e646b50cc/a288f4947e514f3cbd8de63ee794e758/FLAGf0e2d98ab [2024-11-08 23:25:20,575 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/data/e646b50cc/a288f4947e514f3cbd8de63ee794e758 [2024-11-08 23:25:20,578 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:25:20,582 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:25:20,584 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:25:20,584 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:25:20,590 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:25:20,593 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:25:20" (1/1) ... [2024-11-08 23:25:20,594 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@677754b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:20, skipping insertion in model container [2024-11-08 23:25:20,596 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:25:20" (1/1) ... [2024-11-08 23:25:20,656 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:25:20,909 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_98525aa2-a33c-4c28-8b94-5e04c849b959/sv-benchmarks/c/longjmp/68-longjmp_42-poison-reduced_true.i[1088,1101] [2024-11-08 23:25:21,169 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:25:21,198 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:25:21,215 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_98525aa2-a33c-4c28-8b94-5e04c849b959/sv-benchmarks/c/longjmp/68-longjmp_42-poison-reduced_true.i[1088,1101] [2024-11-08 23:25:21,246 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:25:21,279 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:25:21,280 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:21 WrapperNode [2024-11-08 23:25:21,280 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:25:21,281 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:25:21,281 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:25:21,282 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:25:21,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:21" (1/1) ... [2024-11-08 23:25:21,307 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:21" (1/1) ... [2024-11-08 23:25:21,332 INFO L138 Inliner]: procedures = 127, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-11-08 23:25:21,332 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:25:21,333 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:25:21,333 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:25:21,333 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:25:21,343 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:21" (1/1) ... [2024-11-08 23:25:21,343 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:21" (1/1) ... [2024-11-08 23:25:21,347 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:21" (1/1) ... [2024-11-08 23:25:21,348 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:21" (1/1) ... [2024-11-08 23:25:21,357 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:21" (1/1) ... [2024-11-08 23:25:21,362 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:21" (1/1) ... [2024-11-08 23:25:21,366 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:21" (1/1) ... [2024-11-08 23:25:21,367 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:21" (1/1) ... [2024-11-08 23:25:21,373 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:25:21,374 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:25:21,374 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:25:21,375 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:25:21,376 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:21" (1/1) ... [2024-11-08 23:25:21,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:25:21,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:25:21,419 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:25:21,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:25:21,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-08 23:25:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure set_g_to_keyword [2024-11-08 23:25:21,447 INFO L138 BoogieDeclarations]: Found implementation of procedure set_g_to_keyword [2024-11-08 23:25:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 23:25:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:25:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-08 23:25:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:25:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 23:25:21,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-08 23:25:21,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:25:21,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:25:21,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:25:21,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:25:21,547 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:25:21,550 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:25:21,856 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-08 23:25:21,857 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:25:21,931 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:25:21,931 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:25:21,931 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:25:21 BoogieIcfgContainer [2024-11-08 23:25:21,932 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:25:21,933 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:25:21,933 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:25:21,943 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:25:21,944 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:25:21" (1/1) ... [2024-11-08 23:25:21,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:25:22,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:25:22,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-08 23:25:22,014 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-08 23:25:22,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:25:22,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:25:22,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:25:22,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:25:22,022 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:25:22,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:25:22,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:25:22,252 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:25:22,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:25:22,359 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:25:22,366 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:25:22,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:25:22,390 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:25:22,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:25:22,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:25:22,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 10 transitions. [2024-11-08 23:25:22,466 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2024-11-08 23:25:22,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:25:22,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:25:22,466 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:25:22,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:25:22,470 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:25:22,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:25:22,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:25:22,777 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:25:22,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:25:23,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:25:23,750 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:25:24,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:25:24,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 23:25:24,268 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:25:24,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:25:24 ImpRootNode [2024-11-08 23:25:24,301 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:25:24,302 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:25:24,302 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:25:24,302 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:25:24,303 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:25:21" (3/4) ... [2024-11-08 23:25:24,306 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:25:24,307 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:25:24,309 INFO L158 Benchmark]: Toolchain (without parser) took 3726.49ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 50.8MB in the beginning and 53.1MB in the end (delta: -2.3MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2024-11-08 23:25:24,311 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 75.5MB. Free memory is still 51.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:25:24,311 INFO L158 Benchmark]: CACSL2BoogieTranslator took 696.83ms. Allocated memory is still 75.5MB. Free memory was 50.5MB in the beginning and 46.7MB in the end (delta: 3.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:25:24,312 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.51ms. Allocated memory is still 75.5MB. Free memory was 46.7MB in the beginning and 44.6MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:25:24,313 INFO L158 Benchmark]: Boogie Preprocessor took 40.18ms. Allocated memory is still 75.5MB. Free memory was 44.6MB in the beginning and 42.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:25:24,314 INFO L158 Benchmark]: RCFGBuilder took 557.64ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 42.8MB in the beginning and 68.0MB in the end (delta: -25.2MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2024-11-08 23:25:24,316 INFO L158 Benchmark]: CodeCheck took 2368.34ms. Allocated memory is still 100.7MB. Free memory was 68.0MB in the beginning and 53.7MB in the end (delta: 14.3MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-11-08 23:25:24,317 INFO L158 Benchmark]: Witness Printer took 6.09ms. Allocated memory is still 100.7MB. Free memory was 53.7MB in the beginning and 53.1MB in the end (delta: 524.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:25:24,324 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: 2.3s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1 IncrementalHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 4 mSDtfsCounter, 1 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 0 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, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 3 SizeOfPredicates, 0 NumberOfNonLiveVariables, 52 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 579]: 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 579. Possible FailurePath: [L551] jmp_buf env_buffer; [L568] struct c* ab = malloc(sizeof(struct c)); [L569] int x; VAL [ab={4:0}] [L570] COND FALSE !(_setjmp (env_buffer)) VAL [ab={4:0}] [L575] CALL set_g_to_keyword(ab) VAL [\old(t)={4:0}] [L563] char keyword[20]; [L564] keyword[0] = 'a' [L565] t->g = keyword [L575] RET set_g_to_keyword(ab) VAL [ab={4:0}] [L576] x = 1 [L577] CALL u(ab) [L556] EXPR t->g [L556] COND TRUE *t->g [L557] return 2; [L577] RET u(ab) [L578] x = 2 [L579] longjmp(env_buffer, 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 75.5MB. Free memory is still 51.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 696.83ms. Allocated memory is still 75.5MB. Free memory was 50.5MB in the beginning and 46.7MB in the end (delta: 3.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.51ms. Allocated memory is still 75.5MB. Free memory was 46.7MB in the beginning and 44.6MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.18ms. Allocated memory is still 75.5MB. Free memory was 44.6MB in the beginning and 42.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 557.64ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 42.8MB in the beginning and 68.0MB in the end (delta: -25.2MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. * CodeCheck took 2368.34ms. Allocated memory is still 100.7MB. Free memory was 68.0MB in the beginning and 53.7MB in the end (delta: 14.3MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Witness Printer took 6.09ms. Allocated memory is still 100.7MB. Free memory was 53.7MB in the beginning and 53.1MB in the end (delta: 524.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:25:24,376 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98525aa2-a33c-4c28-8b94-5e04c849b959/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample