./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL --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 4511f44c0bf763de58d9eed782d5f1186937970a6834c08910ae7c88d48e7682 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:15:34,622 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:15:34,714 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 03:15:34,719 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:15:34,720 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:15:34,757 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:15:34,758 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:15:34,759 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:15:34,760 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:15:34,762 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:15:34,763 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:15:34,763 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:15:34,764 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:15:34,764 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:15:34,765 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:15:34,765 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:15:34,765 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:15:34,766 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:15:34,766 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:15:34,767 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:15:34,767 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:15:34,769 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:15:34,770 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:15:34,770 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:15:34,787 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:15:34,787 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:15:34,788 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:15:34,788 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:15:34,788 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:15:34,789 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:15:34,789 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_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4511f44c0bf763de58d9eed782d5f1186937970a6834c08910ae7c88d48e7682 [2023-11-19 03:15:35,083 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:15:35,112 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:15:35,115 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:15:35,116 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:15:35,117 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:15:35,118 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i [2023-11-19 03:15:38,186 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:15:38,445 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:15:38,446 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i [2023-11-19 03:15:38,454 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/data/11f1ef2c6/0ac637f795a0439a9fe651cef57e8a27/FLAG6fa82686c [2023-11-19 03:15:38,477 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/data/11f1ef2c6/0ac637f795a0439a9fe651cef57e8a27 [2023-11-19 03:15:38,479 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:15:38,480 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:15:38,482 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:15:38,482 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:15:38,487 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:15:38,488 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:15:38" (1/1) ... [2023-11-19 03:15:38,489 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d779d01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:38, skipping insertion in model container [2023-11-19 03:15:38,489 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:15:38" (1/1) ... [2023-11-19 03:15:38,515 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:15:38,690 WARN L240 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_ba2386d1-b268-4c8a-95ed-7684a0ffe674/sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i[1100,1113] [2023-11-19 03:15:38,704 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:15:38,720 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:15:38,732 WARN L240 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_ba2386d1-b268-4c8a-95ed-7684a0ffe674/sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i[1100,1113] [2023-11-19 03:15:38,743 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:15:38,760 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:15:38,760 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:38 WrapperNode [2023-11-19 03:15:38,761 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:15:38,762 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:15:38,762 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:15:38,762 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:15:38,770 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:38" (1/1) ... [2023-11-19 03:15:38,778 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:38" (1/1) ... [2023-11-19 03:15:38,795 INFO L138 Inliner]: procedures = 20, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 25 [2023-11-19 03:15:38,795 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:15:38,796 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:15:38,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:15:38,796 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:15:38,810 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:38" (1/1) ... [2023-11-19 03:15:38,810 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:38" (1/1) ... [2023-11-19 03:15:38,812 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:38" (1/1) ... [2023-11-19 03:15:38,812 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:38" (1/1) ... [2023-11-19 03:15:38,815 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:38" (1/1) ... [2023-11-19 03:15:38,819 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:38" (1/1) ... [2023-11-19 03:15:38,820 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:38" (1/1) ... [2023-11-19 03:15:38,821 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:38" (1/1) ... [2023-11-19 03:15:38,822 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:15:38,823 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:15:38,823 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:15:38,823 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:15:38,837 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:38" (1/1) ... [2023-11-19 03:15:38,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:15:38,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:15:38,901 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:15:38,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:15:38,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:15:38,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:15:38,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:15:38,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:15:38,951 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:15:38,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:15:39,020 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:15:39,023 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:15:39,139 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:15:39,156 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:15:39,156 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:15:39,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:15:39 BoogieIcfgContainer [2023-11-19 03:15:39,160 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:15:39,161 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:15:39,161 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:15:39,171 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:15:39,171 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:15:39" (1/1) ... [2023-11-19 03:15:39,180 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:15:39,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:39,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2023-11-19 03:15:39,236 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2023-11-19 03:15:39,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:15:39,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:39,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:39,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:39,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:39,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:39,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 17 transitions. [2023-11-19 03:15:39,715 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2023-11-19 03:15:39,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:15:39,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:39,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:39,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:15:39,773 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:15:39,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:15:39,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:15:39,843 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:15:39,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:15:39,856 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 03:15:39,878 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:15:39 ImpRootNode [2023-11-19 03:15:39,879 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:15:39,880 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:15:39,881 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:15:39,881 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:15:39,882 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:15:39" (3/4) ... [2023-11-19 03:15:39,884 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:15:39,885 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:15:39,887 INFO L158 Benchmark]: Toolchain (without parser) took 1405.70ms. Allocated memory is still 188.7MB. Free memory was 159.9MB in the beginning and 123.1MB in the end (delta: 36.7MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. [2023-11-19 03:15:39,888 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 125.8MB. Free memory was 99.8MB in the beginning and 99.7MB in the end (delta: 132.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:15:39,889 INFO L158 Benchmark]: CACSL2BoogieTranslator took 279.28ms. Allocated memory is still 188.7MB. Free memory was 159.7MB in the beginning and 152.9MB in the end (delta: 6.7MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2023-11-19 03:15:39,890 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.44ms. Allocated memory is still 188.7MB. Free memory was 152.0MB in the beginning and 150.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:15:39,892 INFO L158 Benchmark]: Boogie Preprocessor took 26.67ms. Allocated memory is still 188.7MB. Free memory was 150.8MB in the beginning and 160.9MB in the end (delta: -10.1MB). Peak memory consumption was 2.4MB. Max. memory is 16.1GB. [2023-11-19 03:15:39,892 INFO L158 Benchmark]: RCFGBuilder took 337.22ms. Allocated memory is still 188.7MB. Free memory was 160.9MB in the beginning and 149.3MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:15:39,898 INFO L158 Benchmark]: CodeCheck took 717.76ms. Allocated memory is still 188.7MB. Free memory was 149.3MB in the beginning and 124.3MB in the end (delta: 25.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 03:15:39,898 INFO L158 Benchmark]: Witness Printer took 5.92ms. Allocated memory is still 188.7MB. Free memory was 124.3MB in the beginning and 123.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:15:39,902 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17 IncrementalHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 5 mSDtfsCounter, 17 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 45 GetRequests, 39 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, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 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: 50]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 50. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L47] int count = _setjmp (my_jump_buffer); VAL [count=0] [L48] COND TRUE count < 5 VAL [count=0] [L49] CALL __VERIFIER_assert(count >= 0 && count < 5) VAL [\old(cond)=1] [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L49] RET __VERIFIER_assert(count >= 0 && count < 5) VAL [count=0] [L50] longjmp(my_jump_buffer, count + 1) VAL [count=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 125.8MB. Free memory was 99.8MB in the beginning and 99.7MB in the end (delta: 132.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 279.28ms. Allocated memory is still 188.7MB. Free memory was 159.7MB in the beginning and 152.9MB in the end (delta: 6.7MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.44ms. Allocated memory is still 188.7MB. Free memory was 152.0MB in the beginning and 150.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.67ms. Allocated memory is still 188.7MB. Free memory was 150.8MB in the beginning and 160.9MB in the end (delta: -10.1MB). Peak memory consumption was 2.4MB. Max. memory is 16.1GB. * RCFGBuilder took 337.22ms. Allocated memory is still 188.7MB. Free memory was 160.9MB in the beginning and 149.3MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 717.76ms. Allocated memory is still 188.7MB. Free memory was 149.3MB in the beginning and 124.3MB in the end (delta: 25.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 5.92ms. Allocated memory is still 188.7MB. Free memory was 124.3MB in the beginning and 123.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:15:39,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL --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 4511f44c0bf763de58d9eed782d5f1186937970a6834c08910ae7c88d48e7682 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:15:42,476 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:15:42,613 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-19 03:15:42,663 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:15:42,664 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:15:42,664 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:15:42,665 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:15:42,666 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:15:42,667 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:15:42,672 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:15:42,672 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:15:42,672 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:15:42,673 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:15:42,675 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:15:42,675 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:15:42,675 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:15:42,676 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:15:42,676 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:15:42,677 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:15:42,678 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:15:42,679 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:15:42,679 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:15:42,679 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:15:42,680 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:15:42,680 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:15:42,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:15:42,681 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:15:42,682 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:15:42,682 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:15:42,682 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:15:42,684 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:15:42,684 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:15:42,684 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:15:42,685 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:15:42,685 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4511f44c0bf763de58d9eed782d5f1186937970a6834c08910ae7c88d48e7682 [2023-11-19 03:15:43,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:15:43,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:15:43,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:15:43,118 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:15:43,119 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:15:43,120 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i [2023-11-19 03:15:46,202 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:15:46,456 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:15:46,457 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i [2023-11-19 03:15:46,465 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/data/a7dbe503a/cf8fbdeb1088474282c76f5482f04117/FLAGa40627ab3 [2023-11-19 03:15:46,480 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/data/a7dbe503a/cf8fbdeb1088474282c76f5482f04117 [2023-11-19 03:15:46,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:15:46,484 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:15:46,485 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:15:46,486 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:15:46,490 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:15:46,491 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:15:46" (1/1) ... [2023-11-19 03:15:46,492 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52a2b60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:46, skipping insertion in model container [2023-11-19 03:15:46,493 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:15:46" (1/1) ... [2023-11-19 03:15:46,515 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:15:46,706 WARN L240 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_ba2386d1-b268-4c8a-95ed-7684a0ffe674/sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i[1100,1113] [2023-11-19 03:15:46,732 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:15:46,753 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:15:46,772 WARN L240 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_ba2386d1-b268-4c8a-95ed-7684a0ffe674/sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i[1100,1113] [2023-11-19 03:15:46,787 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:15:46,808 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:15:46,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:46 WrapperNode [2023-11-19 03:15:46,808 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:15:46,810 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:15:46,810 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:15:46,810 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:15:46,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:46" (1/1) ... [2023-11-19 03:15:46,829 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:46" (1/1) ... [2023-11-19 03:15:46,848 INFO L138 Inliner]: procedures = 20, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 25 [2023-11-19 03:15:46,848 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:15:46,849 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:15:46,849 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:15:46,849 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:15:46,858 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:46" (1/1) ... [2023-11-19 03:15:46,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:46" (1/1) ... [2023-11-19 03:15:46,874 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:46" (1/1) ... [2023-11-19 03:15:46,874 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:46" (1/1) ... [2023-11-19 03:15:46,878 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:46" (1/1) ... [2023-11-19 03:15:46,883 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:46" (1/1) ... [2023-11-19 03:15:46,889 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:46" (1/1) ... [2023-11-19 03:15:46,891 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:46" (1/1) ... [2023-11-19 03:15:46,895 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:15:46,896 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:15:46,896 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:15:46,897 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:15:46,898 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:46" (1/1) ... [2023-11-19 03:15:46,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:15:46,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:15:46,930 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:15:46,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:15:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:15:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:15:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:15:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:15:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:15:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:15:47,048 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:15:47,051 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:15:47,246 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:15:47,267 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:15:47,267 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:15:47,275 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:15:47 BoogieIcfgContainer [2023-11-19 03:15:47,276 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:15:47,277 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:15:47,277 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:15:47,288 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:15:47,288 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:15:47" (1/1) ... [2023-11-19 03:15:47,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:15:47,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:47,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2023-11-19 03:15:47,352 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2023-11-19 03:15:47,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:15:47,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:47,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:15:47,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:15:47,361 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:15:47,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:15:47,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:47,450 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:15:47,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:47,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:15:47,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:47,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:47,617 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:15:47,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 03:15:47,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:47,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 18 transitions. [2023-11-19 03:15:47,735 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2023-11-19 03:15:47,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:15:47,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:47,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:15:47,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:15:47,742 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:15:47,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 03:15:47,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:15:47,859 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:15:47,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:15:47,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:15:47,928 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:15:47,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:15:47,953 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:15:47,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-19 03:15:47,958 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 03:15:47,982 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:15:47 ImpRootNode [2023-11-19 03:15:47,982 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:15:47,983 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:15:47,983 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:15:47,983 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:15:47,984 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:15:47" (3/4) ... [2023-11-19 03:15:47,986 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:15:47,987 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:15:47,988 INFO L158 Benchmark]: Toolchain (without parser) took 1503.67ms. Allocated memory is still 86.0MB. Free memory was 62.0MB in the beginning and 39.2MB in the end (delta: 22.7MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2023-11-19 03:15:47,988 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 86.0MB. Free memory was 61.8MB in the beginning and 61.8MB in the end (delta: 26.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:15:47,989 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.34ms. Allocated memory is still 86.0MB. Free memory was 62.0MB in the beginning and 50.5MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:15:47,990 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.66ms. Allocated memory is still 86.0MB. Free memory was 50.3MB in the beginning and 48.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:15:47,991 INFO L158 Benchmark]: Boogie Preprocessor took 46.23ms. Allocated memory is still 86.0MB. Free memory was 48.9MB in the beginning and 47.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:15:47,997 INFO L158 Benchmark]: RCFGBuilder took 379.62ms. Allocated memory is still 86.0MB. Free memory was 47.7MB in the beginning and 62.7MB in the end (delta: -15.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:15:47,999 INFO L158 Benchmark]: CodeCheck took 705.93ms. Allocated memory is still 86.0MB. Free memory was 62.7MB in the beginning and 39.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 03:15:48,000 INFO L158 Benchmark]: Witness Printer took 3.90ms. Allocated memory is still 86.0MB. Free memory was 39.6MB in the beginning and 39.2MB in the end (delta: 345.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:15:48,008 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18 IncrementalHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 5 mSDtfsCounter, 18 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 40 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 13 SizeOfPredicates, 1 NumberOfNonLiveVariables, 32 ConjunctsInSsa, 5 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: 50]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 50. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L47] int count = _setjmp (my_jump_buffer); VAL [count=0] [L48] COND TRUE count < 5 VAL [count=0] [L49] CALL __VERIFIER_assert(count >= 0 && count < 5) VAL [\old(cond)=1] [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L49] RET __VERIFIER_assert(count >= 0 && count < 5) VAL [count=0] [L50] longjmp(my_jump_buffer, count + 1) VAL [count=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 86.0MB. Free memory was 61.8MB in the beginning and 61.8MB in the end (delta: 26.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.34ms. Allocated memory is still 86.0MB. Free memory was 62.0MB in the beginning and 50.5MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.66ms. Allocated memory is still 86.0MB. Free memory was 50.3MB in the beginning and 48.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.23ms. Allocated memory is still 86.0MB. Free memory was 48.9MB in the beginning and 47.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 379.62ms. Allocated memory is still 86.0MB. Free memory was 47.7MB in the beginning and 62.7MB in the end (delta: -15.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 705.93ms. Allocated memory is still 86.0MB. Free memory was 62.7MB in the beginning and 39.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 3.90ms. Allocated memory is still 86.0MB. Free memory was 39.6MB in the beginning and 39.2MB in the end (delta: 345.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:15:48,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2386d1-b268-4c8a-95ed-7684a0ffe674/bin/ukojak-verify-G8NBE6pJGL/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