./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.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_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/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_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/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_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/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 1a04b50b24a70f1124a15dd128648f46a530ef03be9ee9f5c5e00b2accbd6585 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:43:27,076 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:43:27,184 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 03:43:27,193 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:43:27,194 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:43:27,235 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:43:27,236 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:43:27,237 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:43:27,238 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:43:27,242 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:43:27,244 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:43:27,244 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:43:27,244 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:43:27,246 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:43:27,246 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:43:27,247 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:43:27,247 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:43:27,248 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:43:27,248 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:43:27,248 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:43:27,249 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:43:27,249 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:43:27,250 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:43:27,251 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:43:27,251 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:43:27,251 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:43:27,252 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:43:27,252 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:43:27,253 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:43:27,253 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:43:27,254 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_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a04b50b24a70f1124a15dd128648f46a530ef03be9ee9f5c5e00b2accbd6585 [2023-11-19 03:43:27,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:43:27,636 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:43:27,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:43:27,640 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:43:27,640 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:43:27,642 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i [2023-11-19 03:43:30,692 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:43:30,901 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:43:30,902 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i [2023-11-19 03:43:30,913 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/data/6a2f6dfaf/c3facfccadc245c5b5b4488a61f98959/FLAG9590ab80e [2023-11-19 03:43:30,931 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/data/6a2f6dfaf/c3facfccadc245c5b5b4488a61f98959 [2023-11-19 03:43:30,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:43:30,940 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:43:30,943 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:43:30,944 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:43:30,949 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:43:30,950 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:43:30" (1/1) ... [2023-11-19 03:43:30,951 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57f5b2ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:30, skipping insertion in model container [2023-11-19 03:43:30,952 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:43:30" (1/1) ... [2023-11-19 03:43:30,977 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:43:31,119 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_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i[1097,1110] [2023-11-19 03:43:31,173 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:43:31,218 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:43:31,230 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_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i[1097,1110] [2023-11-19 03:43:31,236 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:43:31,251 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:43:31,251 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:31 WrapperNode [2023-11-19 03:43:31,251 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:43:31,252 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:43:31,253 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:43:31,253 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:43:31,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:31" (1/1) ... [2023-11-19 03:43:31,270 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:31" (1/1) ... [2023-11-19 03:43:31,288 INFO L138 Inliner]: procedures = 21, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 34 [2023-11-19 03:43:31,289 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:43:31,289 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:43:31,289 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:43:31,290 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:43:31,298 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:31" (1/1) ... [2023-11-19 03:43:31,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:31" (1/1) ... [2023-11-19 03:43:31,300 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:31" (1/1) ... [2023-11-19 03:43:31,300 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:31" (1/1) ... [2023-11-19 03:43:31,304 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:31" (1/1) ... [2023-11-19 03:43:31,307 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:31" (1/1) ... [2023-11-19 03:43:31,318 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:31" (1/1) ... [2023-11-19 03:43:31,319 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:31" (1/1) ... [2023-11-19 03:43:31,320 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:43:31,321 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:43:31,321 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:43:31,321 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:43:31,322 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:31" (1/1) ... [2023-11-19 03:43:31,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:43:31,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:43:31,354 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:43:31,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:43:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:43:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:43:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:43:31,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:43:31,474 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:43:31,476 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:43:31,584 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:43:31,601 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:43:31,602 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:43:31,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:43:31 BoogieIcfgContainer [2023-11-19 03:43:31,608 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:43:31,609 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:43:31,609 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:43:31,618 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:43:31,618 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:43:31" (1/1) ... [2023-11-19 03:43:31,631 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:43:31,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:31,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2023-11-19 03:43:31,695 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2023-11-19 03:43:31,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:43:31,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:31,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:31,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:31,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:32,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:32,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-11-19 03:43:32,017 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-11-19 03:43:32,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:43:32,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:32,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:32,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:43:32,060 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:43:32,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:43:32,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:43:32,157 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:43:32,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:43:32,177 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 03:43:32,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:43:32 ImpRootNode [2023-11-19 03:43:32,199 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:43:32,200 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:43:32,201 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:43:32,201 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:43:32,201 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:43:31" (3/4) ... [2023-11-19 03:43:32,205 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:43:32,207 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:43:32,208 INFO L158 Benchmark]: Toolchain (without parser) took 1267.87ms. Allocated memory is still 140.5MB. Free memory was 100.3MB in the beginning and 76.3MB in the end (delta: 24.1MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2023-11-19 03:43:32,210 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 109.1MB. Free memory is still 79.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:43:32,210 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.29ms. Allocated memory is still 140.5MB. Free memory was 100.3MB in the beginning and 110.6MB in the end (delta: -10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:43:32,211 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.18ms. Allocated memory is still 140.5MB. Free memory was 110.6MB in the beginning and 109.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:43:32,212 INFO L158 Benchmark]: Boogie Preprocessor took 30.88ms. Allocated memory is still 140.5MB. Free memory was 109.2MB in the beginning and 107.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:43:32,213 INFO L158 Benchmark]: RCFGBuilder took 286.85ms. Allocated memory is still 140.5MB. Free memory was 107.9MB in the beginning and 97.4MB in the end (delta: 10.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:43:32,215 INFO L158 Benchmark]: CodeCheck took 591.10ms. Allocated memory is still 140.5MB. Free memory was 97.4MB in the beginning and 76.5MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:43:32,221 INFO L158 Benchmark]: Witness Printer took 6.48ms. Allocated memory is still 140.5MB. Free memory was 76.5MB in the beginning and 76.3MB in the end (delta: 252.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:43:32,228 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 10 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 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, 0.2s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 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: 47]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 47. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L51] volatile int count = 0; [L53] CALL __VERIFIER_assert(count == 0) [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L53] RET __VERIFIER_assert(count == 0) [L54] COND TRUE count < 5 [L55] count++ [L56] CALL foo(count) [L47] longjmp(my_jump_buffer, 1) VAL [\old(count)=1, count=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 109.1MB. Free memory is still 79.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.29ms. Allocated memory is still 140.5MB. Free memory was 100.3MB in the beginning and 110.6MB in the end (delta: -10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.18ms. Allocated memory is still 140.5MB. Free memory was 110.6MB in the beginning and 109.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.88ms. Allocated memory is still 140.5MB. Free memory was 109.2MB in the beginning and 107.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 286.85ms. Allocated memory is still 140.5MB. Free memory was 107.9MB in the beginning and 97.4MB in the end (delta: 10.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 591.10ms. Allocated memory is still 140.5MB. Free memory was 97.4MB in the beginning and 76.5MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 6.48ms. Allocated memory is still 140.5MB. Free memory was 76.5MB in the beginning and 76.3MB in the end (delta: 252.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:43:32,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/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_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/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_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/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_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/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 1a04b50b24a70f1124a15dd128648f46a530ef03be9ee9f5c5e00b2accbd6585 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:43:34,997 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:43:35,143 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-19 03:43:35,210 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:43:35,211 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:43:35,212 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:43:35,213 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:43:35,214 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:43:35,215 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:43:35,221 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:43:35,222 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:43:35,222 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:43:35,223 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:43:35,225 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:43:35,225 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:43:35,226 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:43:35,226 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:43:35,227 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:43:35,227 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:43:35,229 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:43:35,230 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:43:35,230 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:43:35,231 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:43:35,231 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:43:35,232 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:43:35,232 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:43:35,233 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:43:35,234 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:43:35,234 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:43:35,235 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:43:35,236 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:43:35,237 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:43:35,237 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:43:35,237 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:43:35,238 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_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a04b50b24a70f1124a15dd128648f46a530ef03be9ee9f5c5e00b2accbd6585 [2023-11-19 03:43:35,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:43:35,770 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:43:35,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:43:35,776 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:43:35,777 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:43:35,779 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i [2023-11-19 03:43:39,134 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:43:39,423 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:43:39,424 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i [2023-11-19 03:43:39,433 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/data/98811c0a4/1203dfe646c24cbd9f76b545bb299ffe/FLAG52d3abe87 [2023-11-19 03:43:39,450 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/data/98811c0a4/1203dfe646c24cbd9f76b545bb299ffe [2023-11-19 03:43:39,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:43:39,456 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:43:39,457 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:43:39,458 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:43:39,464 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:43:39,465 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:43:39" (1/1) ... [2023-11-19 03:43:39,466 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ee025ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:39, skipping insertion in model container [2023-11-19 03:43:39,467 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:43:39" (1/1) ... [2023-11-19 03:43:39,493 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:43:39,701 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_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i[1097,1110] [2023-11-19 03:43:39,734 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:43:39,763 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:43:39,785 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_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i[1097,1110] [2023-11-19 03:43:39,803 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:43:39,830 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:43:39,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:39 WrapperNode [2023-11-19 03:43:39,831 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:43:39,832 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:43:39,833 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:43:39,833 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:43:39,840 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:39" (1/1) ... [2023-11-19 03:43:39,852 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:39" (1/1) ... [2023-11-19 03:43:39,875 INFO L138 Inliner]: procedures = 21, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 34 [2023-11-19 03:43:39,876 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:43:39,877 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:43:39,877 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:43:39,878 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:43:39,886 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:39" (1/1) ... [2023-11-19 03:43:39,887 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:39" (1/1) ... [2023-11-19 03:43:39,903 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:39" (1/1) ... [2023-11-19 03:43:39,904 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:39" (1/1) ... [2023-11-19 03:43:39,909 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:39" (1/1) ... [2023-11-19 03:43:39,927 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:39" (1/1) ... [2023-11-19 03:43:39,934 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:39" (1/1) ... [2023-11-19 03:43:39,936 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:39" (1/1) ... [2023-11-19 03:43:39,939 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:43:39,946 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:43:39,946 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:43:39,947 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:43:39,947 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:39" (1/1) ... [2023-11-19 03:43:39,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:43:39,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:43:40,012 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:43:40,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:43:40,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:43:40,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:43:40,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:43:40,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:43:40,165 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:43:40,168 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:43:40,380 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:43:40,410 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:43:40,410 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:43:40,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:43:40 BoogieIcfgContainer [2023-11-19 03:43:40,416 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:43:40,418 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:43:40,418 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:43:40,429 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:43:40,429 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:43:40" (1/1) ... [2023-11-19 03:43:40,442 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:43:40,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:40,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2023-11-19 03:43:40,516 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2023-11-19 03:43:40,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:43:40,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:40,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:43:40,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:43:40,524 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:43:40,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:43:40,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:40,636 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:43:40,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:40,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:43:40,694 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:40,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:40,768 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:43:40,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 03:43:40,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:40,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-11-19 03:43:40,810 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-11-19 03:43:40,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:43:40,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:40,811 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:43:40,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:43:40,813 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:43:40,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 03:43:40,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:43:40,915 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:43:40,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:43:40,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:43:40,976 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:43:40,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:43:40,997 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:43:41,003 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-19 03:43:41,004 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 03:43:41,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:43:41 ImpRootNode [2023-11-19 03:43:41,026 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:43:41,027 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:43:41,027 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:43:41,027 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:43:41,028 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:43:40" (3/4) ... [2023-11-19 03:43:41,030 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:43:41,031 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:43:41,032 INFO L158 Benchmark]: Toolchain (without parser) took 1575.93ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 47.0MB in the beginning and 45.1MB in the end (delta: 2.0MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2023-11-19 03:43:41,032 INFO L158 Benchmark]: CDTParser took 0.75ms. Allocated memory is still 71.3MB. Free memory is still 46.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:43:41,033 INFO L158 Benchmark]: CACSL2BoogieTranslator took 373.76ms. Allocated memory is still 71.3MB. Free memory was 46.8MB in the beginning and 35.6MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 03:43:41,034 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.91ms. Allocated memory is still 71.3MB. Free memory was 35.6MB in the beginning and 34.1MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:43:41,034 INFO L158 Benchmark]: Boogie Preprocessor took 67.81ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 34.1MB in the beginning and 76.1MB in the end (delta: -42.0MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2023-11-19 03:43:41,035 INFO L158 Benchmark]: RCFGBuilder took 470.27ms. Allocated memory is still 96.5MB. Free memory was 76.1MB in the beginning and 65.2MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:43:41,036 INFO L158 Benchmark]: CodeCheck took 607.85ms. Allocated memory is still 96.5MB. Free memory was 65.2MB in the beginning and 45.4MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:43:41,036 INFO L158 Benchmark]: Witness Printer took 4.17ms. Allocated memory is still 96.5MB. Free memory was 45.4MB in the beginning and 45.1MB in the end (delta: 343.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:43:41,040 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 10 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 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, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 4 SizeOfPredicates, 2 NumberOfNonLiveVariables, 29 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: 47]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 47. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L51] volatile int count = 0; [L53] CALL __VERIFIER_assert(count == 0) [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L53] RET __VERIFIER_assert(count == 0) [L54] COND TRUE count < 5 [L55] count++ [L56] CALL foo(count) [L47] longjmp(my_jump_buffer, 1) VAL [\old(count)=1, count=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75ms. Allocated memory is still 71.3MB. Free memory is still 46.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 373.76ms. Allocated memory is still 71.3MB. Free memory was 46.8MB in the beginning and 35.6MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.91ms. Allocated memory is still 71.3MB. Free memory was 35.6MB in the beginning and 34.1MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.81ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 34.1MB in the beginning and 76.1MB in the end (delta: -42.0MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. * RCFGBuilder took 470.27ms. Allocated memory is still 96.5MB. Free memory was 76.1MB in the beginning and 65.2MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 607.85ms. Allocated memory is still 96.5MB. Free memory was 65.2MB in the beginning and 45.4MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 4.17ms. Allocated memory is still 96.5MB. Free memory was 45.4MB in the beginning and 45.1MB in the end (delta: 343.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:43:41,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f2aed3-9e71-44f2-aeb1-9b83c522c74a/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