./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_18-simple-else_unknown_1_pos.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_18-simple-else_unknown_1_pos.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9 --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 e6c741e5e8af81394d4686ce8cef3bf85711386bd6f913b2ac56a8c924bde0a8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:50:32,743 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:50:32,808 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-03 02:50:32,812 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:50:32,813 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:50:32,834 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:50:32,835 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:50:32,836 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:50:32,837 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:50:32,837 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:50:32,838 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:50:32,838 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:50:32,839 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:50:32,839 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:50:32,840 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:50:32,840 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:50:32,841 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:50:32,841 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:50:32,842 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:50:32,842 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:50:32,843 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:50:32,844 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:50:32,844 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:50:32,844 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:50:32,845 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:50:32,845 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:50:32,846 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:50:32,846 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:50:32,847 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:50:32,847 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:50:32,847 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_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6c741e5e8af81394d4686ce8cef3bf85711386bd6f913b2ac56a8c924bde0a8 [2023-12-03 02:50:33,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:50:33,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:50:33,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:50:33,090 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:50:33,091 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:50:33,092 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/longjmp/68-longjmp_18-simple-else_unknown_1_pos.i [2023-12-03 02:50:35,945 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:50:36,153 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:50:36,153 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/sv-benchmarks/c/longjmp/68-longjmp_18-simple-else_unknown_1_pos.i [2023-12-03 02:50:36,169 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/data/42dbbc2b3/71ab00fe3f73421780af468c50ae2bb6/FLAG7662c013d [2023-12-03 02:50:36,183 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/data/42dbbc2b3/71ab00fe3f73421780af468c50ae2bb6 [2023-12-03 02:50:36,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:50:36,187 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:50:36,188 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:50:36,189 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:50:36,193 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:50:36,194 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:50:36" (1/1) ... [2023-12-03 02:50:36,195 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@711b1cb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:36, skipping insertion in model container [2023-12-03 02:50:36,195 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:50:36" (1/1) ... [2023-12-03 02:50:36,246 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:50:36,403 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_7ee863c2-1c8e-402a-a490-cb9d4739d136/sv-benchmarks/c/longjmp/68-longjmp_18-simple-else_unknown_1_pos.i[1094,1107] [2023-12-03 02:50:36,559 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:50:36,581 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:50:36,593 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_7ee863c2-1c8e-402a-a490-cb9d4739d136/sv-benchmarks/c/longjmp/68-longjmp_18-simple-else_unknown_1_pos.i[1094,1107] [2023-12-03 02:50:36,620 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:50:36,662 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:50:36,662 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:36 WrapperNode [2023-12-03 02:50:36,662 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:50:36,663 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:50:36,664 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:50:36,664 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:50:36,671 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:36" (1/1) ... [2023-12-03 02:50:36,686 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:36" (1/1) ... [2023-12-03 02:50:36,707 INFO L138 Inliner]: procedures = 187, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 40 [2023-12-03 02:50:36,707 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:50:36,708 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:50:36,708 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:50:36,708 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:50:36,717 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:36" (1/1) ... [2023-12-03 02:50:36,717 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:36" (1/1) ... [2023-12-03 02:50:36,720 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:36" (1/1) ... [2023-12-03 02:50:36,720 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:36" (1/1) ... [2023-12-03 02:50:36,724 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:36" (1/1) ... [2023-12-03 02:50:36,727 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:36" (1/1) ... [2023-12-03 02:50:36,729 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:36" (1/1) ... [2023-12-03 02:50:36,730 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:36" (1/1) ... [2023-12-03 02:50:36,732 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:50:36,733 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:50:36,733 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:50:36,733 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:50:36,734 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:36" (1/1) ... [2023-12-03 02:50:36,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:50:36,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:50:36,763 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:50:36,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:50:36,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:50:36,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:50:36,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:50:36,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:50:36,897 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:50:36,899 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:50:36,994 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:50:37,024 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:50:37,024 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 02:50:37,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:50:37 BoogieIcfgContainer [2023-12-03 02:50:37,026 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:50:37,027 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:50:37,027 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:50:37,037 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:50:37,037 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:50:37" (1/1) ... [2023-12-03 02:50:37,046 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:50:37,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:37,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-12-03 02:50:37,099 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-12-03 02:50:37,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 02:50:37,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:37,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:37,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:37,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:50:37,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:37,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-12-03 02:50:37,383 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-12-03 02:50:37,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:50:37,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:37,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:37,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:50:37,404 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:50:37,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:50:37,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:50:37,459 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:50:37,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:50:37,474 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 02:50:37,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:50:37 ImpRootNode [2023-12-03 02:50:37,497 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:50:37,497 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:50:37,497 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:50:37,498 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:50:37,498 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:50:37" (3/4) ... [2023-12-03 02:50:37,500 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 02:50:37,501 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:50:37,502 INFO L158 Benchmark]: Toolchain (without parser) took 1314.82ms. Allocated memory is still 153.1MB. Free memory was 111.1MB in the beginning and 113.7MB in the end (delta: -2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:50:37,503 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 153.1MB. Free memory was 116.9MB in the beginning and 116.8MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:50:37,503 INFO L158 Benchmark]: CACSL2BoogieTranslator took 474.26ms. Allocated memory is still 153.1MB. Free memory was 111.1MB in the beginning and 89.7MB in the end (delta: 21.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 02:50:37,504 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.67ms. Allocated memory is still 153.1MB. Free memory was 89.7MB in the beginning and 87.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:50:37,504 INFO L158 Benchmark]: Boogie Preprocessor took 24.64ms. Allocated memory is still 153.1MB. Free memory was 87.6MB in the beginning and 86.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:50:37,505 INFO L158 Benchmark]: RCFGBuilder took 292.81ms. Allocated memory is still 153.1MB. Free memory was 86.5MB in the beginning and 75.1MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 02:50:37,505 INFO L158 Benchmark]: CodeCheck took 470.09ms. Allocated memory is still 153.1MB. Free memory was 75.1MB in the beginning and 113.7MB in the end (delta: -38.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:50:37,506 INFO L158 Benchmark]: Witness Printer took 4.02ms. Allocated memory is still 153.1MB. Free memory is still 113.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:50:37,509 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 1 procedures, 8 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 1 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 2 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 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: 727]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 727. Possible FailurePath: [L723] jmp_buf env_buffer; [L724] int global = 0; [L730] int val; [L731] jmp_buf env_buffer2; [L732] val = _setjmp (env_buffer) [L733] CALL __VERIFIER_assert(global == 0) [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, global=0] [L733] RET __VERIFIER_assert(global == 0) [L734] COND FALSE !(val != 0) [L738] CALL fun() [L726] global = 2 VAL [global=2] [L727] longjmp(env_buffer, 2) VAL [global=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 153.1MB. Free memory was 116.9MB in the beginning and 116.8MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 474.26ms. Allocated memory is still 153.1MB. Free memory was 111.1MB in the beginning and 89.7MB in the end (delta: 21.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.67ms. Allocated memory is still 153.1MB. Free memory was 89.7MB in the beginning and 87.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.64ms. Allocated memory is still 153.1MB. Free memory was 87.6MB in the beginning and 86.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 292.81ms. Allocated memory is still 153.1MB. Free memory was 86.5MB in the beginning and 75.1MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 470.09ms. Allocated memory is still 153.1MB. Free memory was 75.1MB in the beginning and 113.7MB in the end (delta: -38.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.02ms. Allocated memory is still 153.1MB. Free memory is still 113.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 02:50:37,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_18-simple-else_unknown_1_pos.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9 --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 e6c741e5e8af81394d4686ce8cef3bf85711386bd6f913b2ac56a8c924bde0a8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:50:39,414 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:50:39,494 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-03 02:50:39,525 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:50:39,526 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:50:39,527 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:50:39,527 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:50:39,528 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:50:39,529 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:50:39,529 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:50:39,530 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:50:39,530 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:50:39,531 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:50:39,531 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:50:39,532 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:50:39,532 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:50:39,533 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:50:39,533 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:50:39,534 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:50:39,534 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:50:39,535 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:50:39,535 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:50:39,536 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:50:39,536 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:50:39,536 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:50:39,537 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:50:39,537 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:50:39,538 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:50:39,538 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:50:39,539 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:50:39,539 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:50:39,539 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:50:39,540 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:50:39,540 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:50:39,540 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_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6c741e5e8af81394d4686ce8cef3bf85711386bd6f913b2ac56a8c924bde0a8 [2023-12-03 02:50:39,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:50:39,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:50:39,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:50:39,833 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:50:39,833 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:50:39,835 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/longjmp/68-longjmp_18-simple-else_unknown_1_pos.i [2023-12-03 02:50:42,638 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:50:42,896 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:50:42,897 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/sv-benchmarks/c/longjmp/68-longjmp_18-simple-else_unknown_1_pos.i [2023-12-03 02:50:42,913 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/data/ddd575832/6169df0f57014f078130141e24a02aa7/FLAG87df7ddd0 [2023-12-03 02:50:42,928 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/data/ddd575832/6169df0f57014f078130141e24a02aa7 [2023-12-03 02:50:42,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:50:42,933 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:50:42,934 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:50:42,934 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:50:42,939 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:50:42,940 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:50:42" (1/1) ... [2023-12-03 02:50:42,941 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@536bd34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:42, skipping insertion in model container [2023-12-03 02:50:42,942 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:50:42" (1/1) ... [2023-12-03 02:50:42,993 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:50:43,159 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_7ee863c2-1c8e-402a-a490-cb9d4739d136/sv-benchmarks/c/longjmp/68-longjmp_18-simple-else_unknown_1_pos.i[1094,1107] [2023-12-03 02:50:43,351 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:50:43,371 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:50:43,383 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_7ee863c2-1c8e-402a-a490-cb9d4739d136/sv-benchmarks/c/longjmp/68-longjmp_18-simple-else_unknown_1_pos.i[1094,1107] [2023-12-03 02:50:43,412 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:50:43,460 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:50:43,461 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:43 WrapperNode [2023-12-03 02:50:43,461 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:50:43,462 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:50:43,462 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:50:43,463 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:50:43,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:43" (1/1) ... [2023-12-03 02:50:43,488 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:43" (1/1) ... [2023-12-03 02:50:43,508 INFO L138 Inliner]: procedures = 188, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 40 [2023-12-03 02:50:43,508 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:50:43,509 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:50:43,509 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:50:43,509 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:50:43,518 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:43" (1/1) ... [2023-12-03 02:50:43,518 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:43" (1/1) ... [2023-12-03 02:50:43,521 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:43" (1/1) ... [2023-12-03 02:50:43,521 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:43" (1/1) ... [2023-12-03 02:50:43,527 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:43" (1/1) ... [2023-12-03 02:50:43,530 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:43" (1/1) ... [2023-12-03 02:50:43,532 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:43" (1/1) ... [2023-12-03 02:50:43,534 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:43" (1/1) ... [2023-12-03 02:50:43,537 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:50:43,538 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:50:43,538 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:50:43,538 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:50:43,539 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:43" (1/1) ... [2023-12-03 02:50:43,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:50:43,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:50:43,568 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:50:43,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:50:43,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:50:43,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:50:43,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:50:43,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:50:43,702 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:50:43,704 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:50:43,823 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:50:43,857 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:50:43,858 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 02:50:43,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:50:43 BoogieIcfgContainer [2023-12-03 02:50:43,859 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:50:43,860 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:50:43,860 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:50:43,871 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:50:43,871 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:50:43" (1/1) ... [2023-12-03 02:50:43,880 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:50:43,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:43,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-12-03 02:50:43,938 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-12-03 02:50:43,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 02:50:43,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:43,941 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:50:43,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:50:43,942 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:50:43,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 02:50:44,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:44,038 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:50:44,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:44,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:50:44,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:50:44,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:50:44,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 02:50:44,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:44,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-12-03 02:50:44,165 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-12-03 02:50:44,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:50:44,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:44,166 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:50:44,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:50:44,167 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:50:44,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 02:50:44,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:50:44,258 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:50:44,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:50:44,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:50:44,317 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:50:44,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:50:44,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 02:50:44,338 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 02:50:44,360 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:50:44 ImpRootNode [2023-12-03 02:50:44,361 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:50:44,361 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:50:44,361 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:50:44,362 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:50:44,362 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:50:43" (3/4) ... [2023-12-03 02:50:44,364 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 02:50:44,365 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:50:44,366 INFO L158 Benchmark]: Toolchain (without parser) took 1433.38ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 68.6MB in the end (delta: 23.6MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2023-12-03 02:50:44,366 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 75.5MB. Free memory is still 51.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:50:44,367 INFO L158 Benchmark]: CACSL2BoogieTranslator took 527.41ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 69.1MB in the end (delta: 22.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 02:50:44,368 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.14ms. Allocated memory is still 117.4MB. Free memory was 69.1MB in the beginning and 67.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:50:44,368 INFO L158 Benchmark]: Boogie Preprocessor took 28.25ms. Allocated memory is still 117.4MB. Free memory was 67.0MB in the beginning and 65.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:50:44,369 INFO L158 Benchmark]: RCFGBuilder took 321.65ms. Allocated memory is still 117.4MB. Free memory was 65.2MB in the beginning and 90.2MB in the end (delta: -25.0MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2023-12-03 02:50:44,370 INFO L158 Benchmark]: CodeCheck took 500.42ms. Allocated memory is still 117.4MB. Free memory was 90.2MB in the beginning and 68.6MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 02:50:44,370 INFO L158 Benchmark]: Witness Printer took 3.99ms. Allocated memory is still 117.4MB. Free memory is still 68.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:50:44,373 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 1 procedures, 8 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 1 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 2 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 4 SizeOfPredicates, 2 NumberOfNonLiveVariables, 31 ConjunctsInSsa, 4 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: 727]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 727. Possible FailurePath: [L723] jmp_buf env_buffer; [L724] int global = 0; [L730] int val; [L731] jmp_buf env_buffer2; [L732] val = _setjmp (env_buffer) [L733] CALL __VERIFIER_assert(global == 0) [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, global=0] [L733] RET __VERIFIER_assert(global == 0) [L734] COND FALSE !(val != 0) [L738] CALL fun() [L726] global = 2 VAL [global=2] [L727] longjmp(env_buffer, 2) VAL [global=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 75.5MB. Free memory is still 51.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 527.41ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 69.1MB in the end (delta: 22.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.14ms. Allocated memory is still 117.4MB. Free memory was 69.1MB in the beginning and 67.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.25ms. Allocated memory is still 117.4MB. Free memory was 67.0MB in the beginning and 65.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 321.65ms. Allocated memory is still 117.4MB. Free memory was 65.2MB in the beginning and 90.2MB in the end (delta: -25.0MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. * CodeCheck took 500.42ms. Allocated memory is still 117.4MB. Free memory was 90.2MB in the beginning and 68.6MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 3.99ms. Allocated memory is still 117.4MB. Free memory is still 68.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 02:50:44,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ee863c2-1c8e-402a-a490-cb9d4739d136/bin/ukojak-verify-Qdu7aM0XO9/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