./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.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_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/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_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/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_ed75a0ae-7827-41de-ae23-ffbcdf43d048/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 2fe7b53138021eb94b6394bcb43513c611c2df78be69206731dce22126ed20ab --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:18:03,824 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:18:03,890 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-02 22:18:03,894 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:18:03,895 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:18:03,917 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:18:03,918 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:18:03,919 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:18:03,919 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:18:03,920 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:18:03,921 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:18:03,921 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:18:03,922 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:18:03,922 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:18:03,922 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:18:03,923 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:18:03,923 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:18:03,924 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:18:03,925 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:18:03,925 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:18:03,926 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:18:03,926 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:18:03,927 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:18:03,927 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:18:03,928 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:18:03,928 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:18:03,929 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:18:03,929 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:18:03,930 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:18:03,930 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:18:03,930 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_ed75a0ae-7827-41de-ae23-ffbcdf43d048/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fe7b53138021eb94b6394bcb43513c611c2df78be69206731dce22126ed20ab [2023-12-02 22:18:04,158 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:18:04,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:18:04,181 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:18:04,183 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:18:04,183 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:18:04,185 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i [2023-12-02 22:18:06,897 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:18:07,076 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:18:07,076 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i [2023-12-02 22:18:07,083 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/data/1ed490e49/1264b9d9ed6b4dc9a5d6a81df8b7f8cf/FLAG2ddb0242d [2023-12-02 22:18:07,095 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/data/1ed490e49/1264b9d9ed6b4dc9a5d6a81df8b7f8cf [2023-12-02 22:18:07,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:18:07,098 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:18:07,099 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:18:07,099 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:18:07,103 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:18:07,103 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:18:07" (1/1) ... [2023-12-02 22:18:07,105 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fbf862c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:07, skipping insertion in model container [2023-12-02 22:18:07,105 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:18:07" (1/1) ... [2023-12-02 22:18:07,124 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:18:07,269 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_ed75a0ae-7827-41de-ae23-ffbcdf43d048/sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i[1081,1094] [2023-12-02 22:18:07,284 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:18:07,299 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:18:07,312 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_ed75a0ae-7827-41de-ae23-ffbcdf43d048/sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i[1081,1094] [2023-12-02 22:18:07,318 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:18:07,335 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:18:07,336 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:07 WrapperNode [2023-12-02 22:18:07,336 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:18:07,337 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:18:07,337 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:18:07,337 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:18:07,345 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:07" (1/1) ... [2023-12-02 22:18:07,353 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:07" (1/1) ... [2023-12-02 22:18:07,371 INFO L138 Inliner]: procedures = 21, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 39 [2023-12-02 22:18:07,372 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:18:07,373 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:18:07,373 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:18:07,373 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:18:07,382 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:07" (1/1) ... [2023-12-02 22:18:07,382 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:07" (1/1) ... [2023-12-02 22:18:07,383 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:07" (1/1) ... [2023-12-02 22:18:07,384 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:07" (1/1) ... [2023-12-02 22:18:07,387 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:07" (1/1) ... [2023-12-02 22:18:07,391 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:07" (1/1) ... [2023-12-02 22:18:07,392 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:07" (1/1) ... [2023-12-02 22:18:07,393 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:07" (1/1) ... [2023-12-02 22:18:07,395 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:18:07,396 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:18:07,396 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:18:07,396 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:18:07,397 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:07" (1/1) ... [2023-12-02 22:18:07,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:18:07,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:18:07,426 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:18:07,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:18:07,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:18:07,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:18:07,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:18:07,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:18:07,521 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:18:07,524 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:18:07,627 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:18:07,657 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:18:07,658 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:18:07,659 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:18:07 BoogieIcfgContainer [2023-12-02 22:18:07,660 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:18:07,661 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:18:07,661 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:18:07,672 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:18:07,672 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:18:07" (1/1) ... [2023-12-02 22:18:07,681 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:18:07,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:07,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2023-12-02 22:18:07,734 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2023-12-02 22:18:07,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:18:07,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:07,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:07,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:08,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:18:08,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:08,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-12-02 22:18:08,065 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-12-02 22:18:08,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 22:18:08,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:08,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:08,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:18:08,085 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:18:08,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:18:08,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:18:08,145 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:18:08,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:18:08,165 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-02 22:18:08,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:18:08 ImpRootNode [2023-12-02 22:18:08,217 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 22:18:08,218 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 22:18:08,218 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 22:18:08,218 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 22:18:08,219 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:18:07" (3/4) ... [2023-12-02 22:18:08,221 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 22:18:08,222 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 22:18:08,223 INFO L158 Benchmark]: Toolchain (without parser) took 1125.05ms. Allocated memory is still 153.1MB. Free memory was 109.1MB in the beginning and 125.0MB in the end (delta: -15.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:18:08,224 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 153.1MB. Free memory is still 127.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:18:08,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 237.30ms. Allocated memory is still 153.1MB. Free memory was 109.1MB in the beginning and 98.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 22:18:08,225 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.02ms. Allocated memory is still 153.1MB. Free memory was 98.6MB in the beginning and 97.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:18:08,225 INFO L158 Benchmark]: Boogie Preprocessor took 22.28ms. Allocated memory is still 153.1MB. Free memory was 97.1MB in the beginning and 95.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:18:08,226 INFO L158 Benchmark]: RCFGBuilder took 264.16ms. Allocated memory is still 153.1MB. Free memory was 95.8MB in the beginning and 84.6MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 22:18:08,227 INFO L158 Benchmark]: CodeCheck took 556.44ms. Allocated memory is still 153.1MB. Free memory was 84.6MB in the beginning and 125.0MB in the end (delta: -40.5MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2023-12-02 22:18:08,227 INFO L158 Benchmark]: Witness Printer took 4.69ms. Allocated memory is still 153.1MB. Free memory is still 125.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:18:08,230 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, 10 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 3 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 3 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 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: 48]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 48. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L53] volatile int count = 0; [L54] int x = _setjmp (my_jump_buffer); VAL [count=0, x=0] [L55] COND FALSE !(x == -10) [L58] COND FALSE !(x > 0) [L60] CALL foo(count) [L47] CALL __VERIFIER_assert(count >= 0 && count <= 5) [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L47] RET __VERIFIER_assert(count >= 0 && count <= 5) [L48] longjmp(my_jump_buffer, -10) VAL [\old(count)=0, count=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 153.1MB. Free memory is still 127.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 237.30ms. Allocated memory is still 153.1MB. Free memory was 109.1MB in the beginning and 98.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.02ms. Allocated memory is still 153.1MB. Free memory was 98.6MB in the beginning and 97.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.28ms. Allocated memory is still 153.1MB. Free memory was 97.1MB in the beginning and 95.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 264.16ms. Allocated memory is still 153.1MB. Free memory was 95.8MB in the beginning and 84.6MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 556.44ms. Allocated memory is still 153.1MB. Free memory was 84.6MB in the beginning and 125.0MB in the end (delta: -40.5MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. * Witness Printer took 4.69ms. Allocated memory is still 153.1MB. Free memory is still 125.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 22:18:08,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/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_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/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_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/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_ed75a0ae-7827-41de-ae23-ffbcdf43d048/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 2fe7b53138021eb94b6394bcb43513c611c2df78be69206731dce22126ed20ab --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:18:10,118 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:18:10,197 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-02 22:18:10,228 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:18:10,229 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:18:10,230 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:18:10,231 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:18:10,231 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:18:10,232 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:18:10,232 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:18:10,233 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:18:10,234 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:18:10,234 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:18:10,235 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:18:10,235 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:18:10,236 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:18:10,236 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:18:10,237 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:18:10,237 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:18:10,238 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:18:10,238 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:18:10,240 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:18:10,241 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:18:10,241 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:18:10,242 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:18:10,242 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:18:10,242 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:18:10,243 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:18:10,243 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:18:10,244 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:18:10,244 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:18:10,244 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:18:10,245 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:18:10,245 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:18:10,245 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_ed75a0ae-7827-41de-ae23-ffbcdf43d048/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fe7b53138021eb94b6394bcb43513c611c2df78be69206731dce22126ed20ab [2023-12-02 22:18:10,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:18:10,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:18:10,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:18:10,540 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:18:10,540 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:18:10,542 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i [2023-12-02 22:18:13,347 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:18:13,550 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:18:13,551 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i [2023-12-02 22:18:13,560 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/data/184beee02/bd857a5864bf4bc7ae9935c0d8d8a802/FLAG94ee31cb7 [2023-12-02 22:18:13,576 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/data/184beee02/bd857a5864bf4bc7ae9935c0d8d8a802 [2023-12-02 22:18:13,579 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:18:13,580 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:18:13,582 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:18:13,582 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:18:13,587 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:18:13,588 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:18:13" (1/1) ... [2023-12-02 22:18:13,589 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ac35db6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:13, skipping insertion in model container [2023-12-02 22:18:13,589 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:18:13" (1/1) ... [2023-12-02 22:18:13,614 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:18:13,782 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_ed75a0ae-7827-41de-ae23-ffbcdf43d048/sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i[1081,1094] [2023-12-02 22:18:13,802 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:18:13,822 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:18:13,835 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_ed75a0ae-7827-41de-ae23-ffbcdf43d048/sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i[1081,1094] [2023-12-02 22:18:13,842 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:18:13,859 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:18:13,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:13 WrapperNode [2023-12-02 22:18:13,860 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:18:13,861 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:18:13,861 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:18:13,861 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:18:13,869 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:13" (1/1) ... [2023-12-02 22:18:13,879 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:13" (1/1) ... [2023-12-02 22:18:13,898 INFO L138 Inliner]: procedures = 21, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 38 [2023-12-02 22:18:13,898 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:18:13,899 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:18:13,899 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:18:13,899 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:18:13,908 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:13" (1/1) ... [2023-12-02 22:18:13,909 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:13" (1/1) ... [2023-12-02 22:18:13,911 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:13" (1/1) ... [2023-12-02 22:18:13,911 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:13" (1/1) ... [2023-12-02 22:18:13,916 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:13" (1/1) ... [2023-12-02 22:18:13,919 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:13" (1/1) ... [2023-12-02 22:18:13,921 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:13" (1/1) ... [2023-12-02 22:18:13,922 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:13" (1/1) ... [2023-12-02 22:18:13,924 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:18:13,925 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:18:13,925 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:18:13,925 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:18:13,926 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:18:13" (1/1) ... [2023-12-02 22:18:13,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:18:13,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:18:13,955 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:18:13,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:18:13,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:18:13,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:18:13,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:18:13,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:18:14,077 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:18:14,080 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:18:14,196 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:18:14,231 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:18:14,231 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:18:14,232 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:18:14 BoogieIcfgContainer [2023-12-02 22:18:14,233 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:18:14,234 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:18:14,234 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:18:14,244 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:18:14,244 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:18:14" (1/1) ... [2023-12-02 22:18:14,253 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:18:14,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:14,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2023-12-02 22:18:14,308 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2023-12-02 22:18:14,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:18:14,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:14,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:18:14,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:18:14,313 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:18:14,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 22:18:14,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:14,455 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:18:14,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:14,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 22:18:14,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:18:14,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:18:14,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 22:18:14,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:14,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-12-02 22:18:14,684 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-12-02 22:18:14,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 22:18:14,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:14,685 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:18:14,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:18:14,686 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:18:14,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 22:18:14,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:18:14,759 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:18:14,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:18:14,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:18:14,817 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:18:14,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:18:14,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 22:18:14,839 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-12-02 22:18:14,841 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-02 22:18:14,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:18:14 ImpRootNode [2023-12-02 22:18:14,862 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 22:18:14,862 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 22:18:14,863 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 22:18:14,863 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 22:18:14,863 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:18:14" (3/4) ... [2023-12-02 22:18:14,865 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 22:18:14,866 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 22:18:14,867 INFO L158 Benchmark]: Toolchain (without parser) took 1286.86ms. Allocated memory is still 123.7MB. Free memory was 99.3MB in the beginning and 88.5MB in the end (delta: 10.9MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2023-12-02 22:18:14,868 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 62.9MB. Free memory was 39.1MB in the beginning and 39.0MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:18:14,869 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.39ms. Allocated memory is still 123.7MB. Free memory was 99.3MB in the beginning and 88.2MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 22:18:14,869 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.12ms. Allocated memory is still 123.7MB. Free memory was 88.2MB in the beginning and 86.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:18:14,870 INFO L158 Benchmark]: Boogie Preprocessor took 25.57ms. Allocated memory is still 123.7MB. Free memory was 86.6MB in the beginning and 85.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:18:14,870 INFO L158 Benchmark]: RCFGBuilder took 307.66ms. Allocated memory is still 123.7MB. Free memory was 85.3MB in the beginning and 74.0MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 22:18:14,871 INFO L158 Benchmark]: CodeCheck took 628.32ms. Allocated memory is still 123.7MB. Free memory was 74.0MB in the beginning and 88.5MB in the end (delta: -14.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:18:14,871 INFO L158 Benchmark]: Witness Printer took 4.12ms. Allocated memory is still 123.7MB. Free memory is still 88.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:18:14,875 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, 10 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, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 3 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 3 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 4 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, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 4 NumberOfNonLiveVariables, 33 ConjunctsInSsa, 6 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: 48]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 48. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L53] volatile int count = 0; [L54] int x = _setjmp (my_jump_buffer); VAL [count=0, x=0] [L55] COND FALSE !(x == -10) [L58] COND FALSE !(x > 0) [L60] CALL foo(count) [L47] CALL __VERIFIER_assert(count >= 0 && count <= 5) [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L47] RET __VERIFIER_assert(count >= 0 && count <= 5) [L48] longjmp(my_jump_buffer, -10) VAL [\old(count)=0, count=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 62.9MB. Free memory was 39.1MB in the beginning and 39.0MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 278.39ms. Allocated memory is still 123.7MB. Free memory was 99.3MB in the beginning and 88.2MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.12ms. Allocated memory is still 123.7MB. Free memory was 88.2MB in the beginning and 86.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.57ms. Allocated memory is still 123.7MB. Free memory was 86.6MB in the beginning and 85.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 307.66ms. Allocated memory is still 123.7MB. Free memory was 85.3MB in the beginning and 74.0MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 628.32ms. Allocated memory is still 123.7MB. Free memory was 74.0MB in the beginning and 88.5MB in the end (delta: -14.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.12ms. Allocated memory is still 123.7MB. Free memory is still 88.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 22:18:14,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed75a0ae-7827-41de-ae23-ffbcdf43d048/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