./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_19-simpler_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_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/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_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_19-simpler_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/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_0838d17d-6ea7-47b7-8690-d5413abebc9b/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 b4b1285e1e15d49480c2da398d1b140bea8ea9759fba62976c73931387bed3cf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:52:02,631 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:52:02,729 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 02:52:02,734 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:52:02,734 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:52:02,759 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:52:02,760 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:52:02,761 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:52:02,761 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:52:02,762 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:52:02,763 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:52:02,763 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:52:02,764 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:52:02,764 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:52:02,765 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:52:02,765 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:52:02,771 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:52:02,777 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:52:02,777 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:52:02,778 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:52:02,778 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:52:02,779 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:52:02,780 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:52:02,780 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:52:02,781 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:52:02,781 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:52:02,781 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:52:02,782 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:52:02,782 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:52:02,782 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:52:02,783 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_0838d17d-6ea7-47b7-8690-d5413abebc9b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b4b1285e1e15d49480c2da398d1b140bea8ea9759fba62976c73931387bed3cf [2023-11-19 02:52:03,032 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:52:03,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:52:03,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:52:03,071 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:52:03,071 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:52:03,073 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/longjmp/68-longjmp_19-simpler_true.i [2023-11-19 02:52:06,252 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:52:06,585 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:52:06,586 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/sv-benchmarks/c/longjmp/68-longjmp_19-simpler_true.i [2023-11-19 02:52:06,603 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/data/8e1623825/d388adec37c64ceb818604d96f0622c8/FLAG39dc2b994 [2023-11-19 02:52:06,618 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/data/8e1623825/d388adec37c64ceb818604d96f0622c8 [2023-11-19 02:52:06,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:52:06,622 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:52:06,624 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:52:06,624 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:52:06,629 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:52:06,630 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:52:06" (1/1) ... [2023-11-19 02:52:06,631 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c347de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:06, skipping insertion in model container [2023-11-19 02:52:06,631 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:52:06" (1/1) ... [2023-11-19 02:52:06,680 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:52:06,851 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_0838d17d-6ea7-47b7-8690-d5413abebc9b/sv-benchmarks/c/longjmp/68-longjmp_19-simpler_true.i[1081,1094] [2023-11-19 02:52:06,955 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:52:07,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:07,059 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:52:07,071 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_0838d17d-6ea7-47b7-8690-d5413abebc9b/sv-benchmarks/c/longjmp/68-longjmp_19-simpler_true.i[1081,1094] [2023-11-19 02:52:07,086 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:52:07,101 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:07,161 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:52:07,169 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:52:07,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:07 WrapperNode [2023-11-19 02:52:07,170 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:52:07,171 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:52:07,171 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:52:07,171 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:52:07,179 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:07" (1/1) ... [2023-11-19 02:52:07,211 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:07" (1/1) ... [2023-11-19 02:52:07,237 INFO L138 Inliner]: procedures = 188, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 34 [2023-11-19 02:52:07,238 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:52:07,239 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:52:07,239 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:52:07,239 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:52:07,249 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:07" (1/1) ... [2023-11-19 02:52:07,250 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:07" (1/1) ... [2023-11-19 02:52:07,257 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:07" (1/1) ... [2023-11-19 02:52:07,257 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:07" (1/1) ... [2023-11-19 02:52:07,275 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:07" (1/1) ... [2023-11-19 02:52:07,278 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:07" (1/1) ... [2023-11-19 02:52:07,281 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:07" (1/1) ... [2023-11-19 02:52:07,283 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:07" (1/1) ... [2023-11-19 02:52:07,290 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:52:07,293 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:52:07,293 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:52:07,294 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:52:07,295 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:07" (1/1) ... [2023-11-19 02:52:07,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:52:07,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:52:07,329 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:52:07,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:52:07,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:52:07,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:52:07,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:52:07,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:52:07,483 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:52:07,485 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:52:07,594 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:52:07,614 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:52:07,614 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:52:07,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:52:07 BoogieIcfgContainer [2023-11-19 02:52:07,618 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:52:07,619 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:52:07,620 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:52:07,630 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:52:07,631 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:52:07" (1/1) ... [2023-11-19 02:52:07,640 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:52:07,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:07,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-11-19 02:52:07,695 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-11-19 02:52:07,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:52:07,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:07,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:07,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:07,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:07,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:07,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-11-19 02:52:07,988 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-11-19 02:52:07,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:52:07,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:07,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:08,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:52:08,013 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:52:08,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:52:08,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:52:08,168 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:52:08,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:52:08,193 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 02:52:08,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:52:08 ImpRootNode [2023-11-19 02:52:08,225 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:52:08,226 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:52:08,226 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:52:08,227 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:52:08,227 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:52:07" (3/4) ... [2023-11-19 02:52:08,229 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 02:52:08,230 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:52:08,232 INFO L158 Benchmark]: Toolchain (without parser) took 1609.14ms. Allocated memory is still 157.3MB. Free memory was 126.0MB in the beginning and 123.3MB in the end (delta: 2.7MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2023-11-19 02:52:08,233 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 121.6MB. Free memory was 82.9MB in the beginning and 82.8MB in the end (delta: 83.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:52:08,234 INFO L158 Benchmark]: CACSL2BoogieTranslator took 546.13ms. Allocated memory is still 157.3MB. Free memory was 125.7MB in the beginning and 104.4MB in the end (delta: 21.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:52:08,235 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.64ms. Allocated memory is still 157.3MB. Free memory was 104.4MB in the beginning and 102.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:52:08,237 INFO L158 Benchmark]: Boogie Preprocessor took 52.90ms. Allocated memory is still 157.3MB. Free memory was 102.3MB in the beginning and 100.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:52:08,238 INFO L158 Benchmark]: RCFGBuilder took 325.87ms. Allocated memory is still 157.3MB. Free memory was 100.9MB in the beginning and 90.5MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:52:08,244 INFO L158 Benchmark]: CodeCheck took 605.64ms. Allocated memory is still 157.3MB. Free memory was 90.5MB in the beginning and 123.3MB in the end (delta: -32.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:52:08,245 INFO L158 Benchmark]: Witness Printer took 5.39ms. Allocated memory is still 157.3MB. Free memory is still 123.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:52:08,253 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 8 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 1 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 1 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 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; [L729] int val; [L730] CALL __VERIFIER_assert(global == 0) [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, global=0] [L730] RET __VERIFIER_assert(global == 0) [L732] CALL fun() [L726] longjmp(env_buffer, 2) VAL [global=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 121.6MB. Free memory was 82.9MB in the beginning and 82.8MB in the end (delta: 83.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 546.13ms. Allocated memory is still 157.3MB. Free memory was 125.7MB in the beginning and 104.4MB in the end (delta: 21.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.64ms. Allocated memory is still 157.3MB. Free memory was 104.4MB in the beginning and 102.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.90ms. Allocated memory is still 157.3MB. Free memory was 102.3MB in the beginning and 100.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 325.87ms. Allocated memory is still 157.3MB. Free memory was 100.9MB in the beginning and 90.5MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 605.64ms. Allocated memory is still 157.3MB. Free memory was 90.5MB in the beginning and 123.3MB in the end (delta: -32.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.39ms. Allocated memory is still 157.3MB. Free memory is still 123.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 02:52:08,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/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_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/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_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_19-simpler_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/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_0838d17d-6ea7-47b7-8690-d5413abebc9b/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 b4b1285e1e15d49480c2da398d1b140bea8ea9759fba62976c73931387bed3cf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:52:10,750 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:52:10,863 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-19 02:52:10,904 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:52:10,905 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:52:10,906 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:52:10,907 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:52:10,907 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:52:10,908 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:52:10,908 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:52:10,909 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:52:10,910 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:52:10,910 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:52:10,911 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:52:10,911 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:52:10,912 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:52:10,912 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:52:10,913 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:52:10,913 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:52:10,914 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:52:10,915 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:52:10,915 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:52:10,916 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:52:10,916 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:52:10,917 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:52:10,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:52:10,918 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:52:10,918 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:52:10,919 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:52:10,919 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:52:10,920 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:52:10,920 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:52:10,921 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:52:10,921 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:52:10,922 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_0838d17d-6ea7-47b7-8690-d5413abebc9b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b4b1285e1e15d49480c2da398d1b140bea8ea9759fba62976c73931387bed3cf [2023-11-19 02:52:11,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:52:11,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:52:11,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:52:11,328 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:52:11,328 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:52:11,331 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/longjmp/68-longjmp_19-simpler_true.i [2023-11-19 02:52:14,593 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:52:14,936 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:52:14,937 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/sv-benchmarks/c/longjmp/68-longjmp_19-simpler_true.i [2023-11-19 02:52:14,961 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/data/5cc7e1389/2c2eefa89da14fc8b334239cf8981ecd/FLAG14ecd8992 [2023-11-19 02:52:14,981 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/data/5cc7e1389/2c2eefa89da14fc8b334239cf8981ecd [2023-11-19 02:52:14,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:52:14,990 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:52:14,992 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:52:14,992 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:52:14,997 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:52:15,001 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:52:14" (1/1) ... [2023-11-19 02:52:15,002 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@731a5ea9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:15, skipping insertion in model container [2023-11-19 02:52:15,002 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:52:14" (1/1) ... [2023-11-19 02:52:15,072 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:52:15,297 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_0838d17d-6ea7-47b7-8690-d5413abebc9b/sv-benchmarks/c/longjmp/68-longjmp_19-simpler_true.i[1081,1094] [2023-11-19 02:52:15,462 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:52:15,588 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:15,611 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:52:15,626 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_0838d17d-6ea7-47b7-8690-d5413abebc9b/sv-benchmarks/c/longjmp/68-longjmp_19-simpler_true.i[1081,1094] [2023-11-19 02:52:15,653 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:52:15,689 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:15,732 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:52:15,741 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:52:15,741 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:15 WrapperNode [2023-11-19 02:52:15,742 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:52:15,743 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:52:15,743 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:52:15,743 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:52:15,751 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:15" (1/1) ... [2023-11-19 02:52:15,771 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:15" (1/1) ... [2023-11-19 02:52:15,792 INFO L138 Inliner]: procedures = 189, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 34 [2023-11-19 02:52:15,792 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:52:15,793 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:52:15,793 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:52:15,793 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:52:15,802 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:15" (1/1) ... [2023-11-19 02:52:15,802 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:15" (1/1) ... [2023-11-19 02:52:15,809 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:15" (1/1) ... [2023-11-19 02:52:15,809 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:15" (1/1) ... [2023-11-19 02:52:15,821 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:15" (1/1) ... [2023-11-19 02:52:15,833 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:15" (1/1) ... [2023-11-19 02:52:15,840 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:15" (1/1) ... [2023-11-19 02:52:15,841 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:15" (1/1) ... [2023-11-19 02:52:15,845 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:52:15,855 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:52:15,856 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:52:15,856 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:52:15,857 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:15" (1/1) ... [2023-11-19 02:52:15,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:52:15,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:52:15,950 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:52:15,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:52:15,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:52:15,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:52:15,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:52:15,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:52:16,126 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:52:16,129 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:52:16,248 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:52:16,272 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:52:16,272 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:52:16,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:52:16 BoogieIcfgContainer [2023-11-19 02:52:16,277 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:52:16,278 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:52:16,278 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:52:16,288 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:52:16,289 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:52:16" (1/1) ... [2023-11-19 02:52:16,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:52:16,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:16,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-11-19 02:52:16,352 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-11-19 02:52:16,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:52:16,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:16,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:52:16,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:52:16,359 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:52:16,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 02:52:16,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:16,514 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:52:16,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:16,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:52:16,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:16,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:16,668 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 02:52:16,675 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 02:52:16,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:16,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-11-19 02:52:16,723 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-11-19 02:52:16,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:52:16,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:16,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:52:16,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:52:16,726 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:52:16,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 02:52:16,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:52:16,834 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:52:16,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:52:16,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:52:16,902 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:52:16,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:52:16,925 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 02:52:16,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-19 02:52:16,931 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 02:52:16,953 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:52:16 ImpRootNode [2023-11-19 02:52:16,953 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:52:16,954 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:52:16,954 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:52:16,954 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:52:16,955 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:52:16" (3/4) ... [2023-11-19 02:52:16,957 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 02:52:16,958 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:52:16,959 INFO L158 Benchmark]: Toolchain (without parser) took 1969.52ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 63.7MB in the end (delta: 27.8MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2023-11-19 02:52:16,960 INFO L158 Benchmark]: CDTParser took 0.74ms. Allocated memory is still 67.1MB. Free memory is still 43.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:52:16,961 INFO L158 Benchmark]: CACSL2BoogieTranslator took 750.26ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 68.7MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 02:52:16,961 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.56ms. Allocated memory is still 117.4MB. Free memory was 68.7MB in the beginning and 66.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:52:16,962 INFO L158 Benchmark]: Boogie Preprocessor took 61.44ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 64.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:52:16,963 INFO L158 Benchmark]: RCFGBuilder took 421.58ms. Allocated memory is still 117.4MB. Free memory was 64.9MB in the beginning and 85.3MB in the end (delta: -20.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:52:16,963 INFO L158 Benchmark]: CodeCheck took 675.86ms. Allocated memory is still 117.4MB. Free memory was 85.3MB in the beginning and 63.7MB in the end (delta: 21.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:52:16,964 INFO L158 Benchmark]: Witness Printer took 4.51ms. Allocated memory is still 117.4MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:52:16,967 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 8 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, 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, 1 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 1 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 4 SizeOfPredicates, 2 NumberOfNonLiveVariables, 30 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 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; [L729] int val; [L730] CALL __VERIFIER_assert(global == 0) [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, global=0] [L730] RET __VERIFIER_assert(global == 0) [L732] CALL fun() [L726] longjmp(env_buffer, 2) VAL [global=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74ms. Allocated memory is still 67.1MB. Free memory is still 43.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 750.26ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 68.7MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.56ms. Allocated memory is still 117.4MB. Free memory was 68.7MB in the beginning and 66.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.44ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 64.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 421.58ms. Allocated memory is still 117.4MB. Free memory was 64.9MB in the beginning and 85.3MB in the end (delta: -20.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * CodeCheck took 675.86ms. Allocated memory is still 117.4MB. Free memory was 85.3MB in the beginning and 63.7MB in the end (delta: 21.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 4.51ms. Allocated memory is still 117.4MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 02:52:17,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d17d-6ea7-47b7-8690-d5413abebc9b/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