./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_51-worries_true.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_51-worries_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5a3d8703437636c7ac7a5f98b10a4753015ed837697b46c9b1b80f65c8f933b1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:56:21,006 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:56:21,154 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 02:56:21,161 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:56:21,162 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:56:21,207 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:56:21,209 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:56:21,209 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:56:21,211 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:56:21,217 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:56:21,218 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:56:21,219 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:56:21,219 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:56:21,222 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:56:21,222 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:56:21,223 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:56:21,224 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:56:21,224 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:56:21,225 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:56:21,225 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:56:21,226 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:56:21,227 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:56:21,228 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:56:21,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:21,229 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:56:21,230 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:56:21,230 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:56:21,231 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:56:21,231 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:56:21,232 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:56:21,234 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_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a3d8703437636c7ac7a5f98b10a4753015ed837697b46c9b1b80f65c8f933b1 [2023-11-19 02:56:21,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:56:21,603 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:56:21,607 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:56:21,608 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:56:21,609 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:56:21,611 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/longjmp/68-longjmp_51-worries_true.i [2023-11-19 02:56:25,515 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:56:26,054 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:56:26,055 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/sv-benchmarks/c/longjmp/68-longjmp_51-worries_true.i [2023-11-19 02:56:26,085 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/data/acd3175d7/68f97aeb6c8e4b3882d0591d50488d3b/FLAGe2e254b87 [2023-11-19 02:56:26,113 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/data/acd3175d7/68f97aeb6c8e4b3882d0591d50488d3b [2023-11-19 02:56:26,120 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:56:26,124 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:56:26,129 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:26,129 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:56:26,137 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:56:26,138 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:26,139 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53d6acd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26, skipping insertion in model container [2023-11-19 02:56:26,140 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:26,222 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:56:26,442 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_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/sv-benchmarks/c/longjmp/68-longjmp_51-worries_true.i[1081,1094] [2023-11-19 02:56:26,580 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:56:26,701 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:26,728 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:56:26,752 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_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/sv-benchmarks/c/longjmp/68-longjmp_51-worries_true.i[1081,1094] [2023-11-19 02:56:26,797 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:56:26,836 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:26,896 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:56:26,907 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:56:26,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26 WrapperNode [2023-11-19 02:56:26,908 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:26,909 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:26,910 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:56:26,910 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:56:26,920 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:26,939 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:26,966 INFO L138 Inliner]: procedures = 189, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 38 [2023-11-19 02:56:26,967 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:26,968 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:56:26,968 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:56:26,968 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:56:26,980 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:26,980 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:26,984 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:26,985 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:26,991 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:26,995 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:26,997 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:26,998 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:27,001 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:56:27,002 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:56:27,002 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:56:27,002 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:56:27,004 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:27,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:27,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:56:27,041 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:56:27,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:56:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:56:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:56:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:56:27,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:56:27,208 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:56:27,211 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:56:27,353 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:56:27,381 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:56:27,382 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:56:27,387 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:27 BoogieIcfgContainer [2023-11-19 02:56:27,388 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:56:27,389 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:56:27,389 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:56:27,403 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:56:27,403 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:27" (1/1) ... [2023-11-19 02:56:27,414 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:56:27,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:27,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2023-11-19 02:56:27,489 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2023-11-19 02:56:27,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:56:27,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:27,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:27,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:56:27,663 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:56:27,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:56:27,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:56:27,766 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:56:27,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:56:27,799 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 02:56:27,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:56:27 ImpRootNode [2023-11-19 02:56:27,820 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:56:27,821 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:56:27,821 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:56:27,821 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:56:27,822 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:27" (3/4) ... [2023-11-19 02:56:27,825 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 02:56:27,826 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:56:27,827 INFO L158 Benchmark]: Toolchain (without parser) took 1702.63ms. Allocated memory is still 192.9MB. Free memory was 157.4MB in the beginning and 108.4MB in the end (delta: 49.1MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-19 02:56:27,828 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 140.5MB. Free memory is still 87.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:56:27,829 INFO L158 Benchmark]: CACSL2BoogieTranslator took 779.81ms. Allocated memory is still 192.9MB. Free memory was 157.4MB in the beginning and 135.9MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:56:27,830 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.63ms. Allocated memory is still 192.9MB. Free memory was 135.9MB in the beginning and 133.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:56:27,831 INFO L158 Benchmark]: Boogie Preprocessor took 33.42ms. Allocated memory is still 192.9MB. Free memory was 133.8MB in the beginning and 132.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:56:27,832 INFO L158 Benchmark]: RCFGBuilder took 385.78ms. Allocated memory is still 192.9MB. Free memory was 132.4MB in the beginning and 121.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:56:27,833 INFO L158 Benchmark]: CodeCheck took 430.81ms. Allocated memory is still 192.9MB. Free memory was 121.9MB in the beginning and 108.4MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:56:27,833 INFO L158 Benchmark]: Witness Printer took 5.62ms. Allocated memory is still 192.9MB. Free memory was 108.4MB in the beginning and 108.4MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:56:27,838 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: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 726]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 726. Possible FailurePath: [L723] jmp_buf env_buffer; [L724] int global = 0; [L733] COND FALSE !(_setjmp (env_buffer)) [L737] CALL foo() [L730] CALL bar() [L726] longjmp(env_buffer, 2) VAL [global=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 140.5MB. Free memory is still 87.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 779.81ms. Allocated memory is still 192.9MB. Free memory was 157.4MB in the beginning and 135.9MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.63ms. Allocated memory is still 192.9MB. Free memory was 135.9MB in the beginning and 133.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.42ms. Allocated memory is still 192.9MB. Free memory was 133.8MB in the beginning and 132.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 385.78ms. Allocated memory is still 192.9MB. Free memory was 132.4MB in the beginning and 121.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 430.81ms. Allocated memory is still 192.9MB. Free memory was 121.9MB in the beginning and 108.4MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 5.62ms. Allocated memory is still 192.9MB. Free memory was 108.4MB in the beginning and 108.4MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 02:56:27,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_51-worries_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5a3d8703437636c7ac7a5f98b10a4753015ed837697b46c9b1b80f65c8f933b1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:56:31,081 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:56:31,248 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-19 02:56:31,309 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:56:31,310 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:56:31,312 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:56:31,313 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:56:31,314 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:56:31,315 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:56:31,321 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:56:31,322 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:56:31,323 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:56:31,323 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:56:31,326 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:56:31,326 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:56:31,327 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:56:31,328 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:56:31,328 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:56:31,329 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:56:31,330 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:56:31,331 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:56:31,332 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:56:31,332 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:56:31,333 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:56:31,333 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:56:31,334 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:31,335 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:56:31,335 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:56:31,336 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:56:31,336 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:56:31,338 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:56:31,339 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:56:31,339 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:56:31,339 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:56:31,340 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_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a3d8703437636c7ac7a5f98b10a4753015ed837697b46c9b1b80f65c8f933b1 [2023-11-19 02:56:31,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:56:31,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:56:31,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:56:31,948 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:56:31,949 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:56:31,951 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/longjmp/68-longjmp_51-worries_true.i [2023-11-19 02:56:36,043 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:56:36,412 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:56:36,413 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/sv-benchmarks/c/longjmp/68-longjmp_51-worries_true.i [2023-11-19 02:56:36,433 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/data/fe80fb97b/bddc63e2e5bb45b6957442e948760e24/FLAGc35bb7930 [2023-11-19 02:56:36,451 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/data/fe80fb97b/bddc63e2e5bb45b6957442e948760e24 [2023-11-19 02:56:36,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:56:36,456 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:56:36,458 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:36,458 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:56:36,464 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:56:36,465 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:36" (1/1) ... [2023-11-19 02:56:36,466 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f482bf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:36, skipping insertion in model container [2023-11-19 02:56:36,467 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:36" (1/1) ... [2023-11-19 02:56:36,528 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:56:36,746 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_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/sv-benchmarks/c/longjmp/68-longjmp_51-worries_true.i[1081,1094] [2023-11-19 02:56:36,921 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:56:37,097 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:37,128 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:56:37,146 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_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/sv-benchmarks/c/longjmp/68-longjmp_51-worries_true.i[1081,1094] [2023-11-19 02:56:37,170 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:56:37,190 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:37,245 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:56:37,255 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:56:37,256 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:37 WrapperNode [2023-11-19 02:56:37,256 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:37,257 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:37,257 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:56:37,258 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:56:37,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:37" (1/1) ... [2023-11-19 02:56:37,290 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:37" (1/1) ... [2023-11-19 02:56:37,316 INFO L138 Inliner]: procedures = 190, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 38 [2023-11-19 02:56:37,316 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:37,317 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:56:37,318 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:56:37,318 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:56:37,329 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:37" (1/1) ... [2023-11-19 02:56:37,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:37" (1/1) ... [2023-11-19 02:56:37,333 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:37" (1/1) ... [2023-11-19 02:56:37,334 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:37" (1/1) ... [2023-11-19 02:56:37,343 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:37" (1/1) ... [2023-11-19 02:56:37,347 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:37" (1/1) ... [2023-11-19 02:56:37,350 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:37" (1/1) ... [2023-11-19 02:56:37,352 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:37" (1/1) ... [2023-11-19 02:56:37,356 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:56:37,357 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:56:37,357 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:56:37,358 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:56:37,359 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:37" (1/1) ... [2023-11-19 02:56:37,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:37,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:56:37,418 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:56:37,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:56:37,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:56:37,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:56:37,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:56:37,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:56:37,645 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:56:37,648 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:56:37,795 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:56:37,825 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:56:37,826 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:56:37,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:37 BoogieIcfgContainer [2023-11-19 02:56:37,830 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:56:37,831 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:56:37,831 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:56:37,840 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:56:37,841 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:37" (1/1) ... [2023-11-19 02:56:37,850 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:56:37,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:37,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2023-11-19 02:56:37,911 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2023-11-19 02:56:37,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:56:37,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:37,915 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:56:37,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:56:37,918 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:56:37,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 02:56:38,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:56:38,066 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:56:38,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:56:38,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:56:38,148 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:56:38,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:56:38,187 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 02:56:38,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 02:56:38,188 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 02:56:38,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:56:38 ImpRootNode [2023-11-19 02:56:38,219 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:56:38,226 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:56:38,226 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:56:38,226 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:56:38,227 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:37" (3/4) ... [2023-11-19 02:56:38,235 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 02:56:38,237 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:56:38,239 INFO L158 Benchmark]: Toolchain (without parser) took 1781.59ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 43.8MB in the beginning and 31.9MB in the end (delta: 11.9MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2023-11-19 02:56:38,239 INFO L158 Benchmark]: CDTParser took 0.79ms. Allocated memory is still 69.2MB. Free memory is still 44.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:56:38,241 INFO L158 Benchmark]: CACSL2BoogieTranslator took 798.53ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 43.8MB in the beginning and 58.1MB in the end (delta: -14.3MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2023-11-19 02:56:38,242 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.47ms. Allocated memory is still 90.2MB. Free memory was 58.1MB in the beginning and 56.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:56:38,243 INFO L158 Benchmark]: Boogie Preprocessor took 39.05ms. Allocated memory is still 90.2MB. Free memory was 56.1MB in the beginning and 54.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:56:38,244 INFO L158 Benchmark]: RCFGBuilder took 472.96ms. Allocated memory is still 90.2MB. Free memory was 54.4MB in the beginning and 44.0MB in the end (delta: 10.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:56:38,245 INFO L158 Benchmark]: CodeCheck took 391.64ms. Allocated memory is still 90.2MB. Free memory was 43.5MB in the beginning and 32.4MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:56:38,246 INFO L158 Benchmark]: Witness Printer took 11.35ms. Allocated memory is still 90.2MB. Free memory was 32.4MB in the beginning and 31.9MB in the end (delta: 513.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:56:38,263 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: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 726]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 726. Possible FailurePath: [L723] jmp_buf env_buffer; [L724] int global = 0; [L733] COND FALSE !(_setjmp (env_buffer)) [L737] CALL foo() [L730] CALL bar() [L726] longjmp(env_buffer, 2) VAL [global=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79ms. Allocated memory is still 69.2MB. Free memory is still 44.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 798.53ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 43.8MB in the beginning and 58.1MB in the end (delta: -14.3MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.47ms. Allocated memory is still 90.2MB. Free memory was 58.1MB in the beginning and 56.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.05ms. Allocated memory is still 90.2MB. Free memory was 56.1MB in the beginning and 54.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 472.96ms. Allocated memory is still 90.2MB. Free memory was 54.4MB in the beginning and 44.0MB in the end (delta: 10.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 391.64ms. Allocated memory is still 90.2MB. Free memory was 43.5MB in the beginning and 32.4MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 11.35ms. Allocated memory is still 90.2MB. Free memory was 32.4MB in the beginning and 31.9MB in the end (delta: 513.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 02:56:38,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42e2ea5-c6a7-4d9a-9a94-07ac9bed76b8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample