./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 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/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_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2 --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-527bcce [2023-11-21 18:45:31,979 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:45:32,051 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-21 18:45:32,057 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:45:32,058 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:45:32,083 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:45:32,084 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:45:32,085 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:45:32,086 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:45:32,086 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:45:32,087 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:45:32,088 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:45:32,088 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:45:32,089 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:45:32,089 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:45:32,090 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:45:32,091 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:45:32,091 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:45:32,092 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:45:32,092 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:45:32,093 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:45:32,097 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:45:32,098 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:45:32,098 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:45:32,099 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:45:32,099 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:45:32,100 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:45:32,103 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:45:32,104 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:45:32,104 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:45:32,105 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_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a04b50b24a70f1124a15dd128648f46a530ef03be9ee9f5c5e00b2accbd6585 [2023-11-21 18:45:32,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:45:32,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:45:32,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:45:32,409 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:45:32,410 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:45:32,411 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i [2023-11-21 18:45:35,643 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:45:35,869 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:45:35,871 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i [2023-11-21 18:45:35,882 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/data/99686e801/ecc920e314c840609e4f22825fb033e6/FLAG961af7423 [2023-11-21 18:45:35,898 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/data/99686e801/ecc920e314c840609e4f22825fb033e6 [2023-11-21 18:45:35,900 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:45:35,901 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:45:35,903 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:45:35,903 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:45:35,909 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:45:35,912 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:45:35" (1/1) ... [2023-11-21 18:45:35,914 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56a6339e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:35, skipping insertion in model container [2023-11-21 18:45:35,917 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:45:35" (1/1) ... [2023-11-21 18:45:35,945 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:45:36,115 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_019863df-5369-4a52-88d7-8a4581b450da/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i[1097,1110] [2023-11-21 18:45:36,133 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:45:36,148 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:45:36,162 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_019863df-5369-4a52-88d7-8a4581b450da/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i[1097,1110] [2023-11-21 18:45:36,169 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:45:36,185 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:45:36,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:36 WrapperNode [2023-11-21 18:45:36,186 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:45:36,187 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:45:36,188 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:45:36,188 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:45:36,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:36" (1/1) ... [2023-11-21 18:45:36,204 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:36" (1/1) ... [2023-11-21 18:45:36,223 INFO L138 Inliner]: procedures = 21, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 34 [2023-11-21 18:45:36,224 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:45:36,225 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:45:36,225 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:45:36,225 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:45:36,234 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:36" (1/1) ... [2023-11-21 18:45:36,235 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:36" (1/1) ... [2023-11-21 18:45:36,236 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:36" (1/1) ... [2023-11-21 18:45:36,237 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:36" (1/1) ... [2023-11-21 18:45:36,241 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:36" (1/1) ... [2023-11-21 18:45:36,244 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:36" (1/1) ... [2023-11-21 18:45:36,246 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:36" (1/1) ... [2023-11-21 18:45:36,247 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:36" (1/1) ... [2023-11-21 18:45:36,248 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:45:36,250 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:45:36,250 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:45:36,250 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:45:36,251 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:36" (1/1) ... [2023-11-21 18:45:36,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:45:36,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:45:36,287 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:45:36,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:45:36,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:45:36,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:45:36,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:45:36,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:45:36,402 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:45:36,405 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:45:36,541 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:45:36,564 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:45:36,565 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:45:36,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:45:36 BoogieIcfgContainer [2023-11-21 18:45:36,567 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:45:36,568 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:45:36,568 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:45:36,577 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:45:36,578 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:45:36" (1/1) ... [2023-11-21 18:45:36,586 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:45:36,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:36,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2023-11-21 18:45:36,638 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2023-11-21 18:45:36,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:45:36,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:36,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:36,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:37,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:37,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:37,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-11-21 18:45:37,130 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-11-21 18:45:37,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:45:37,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:37,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:37,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:45:37,151 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:45:37,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:45:37,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:45:37,211 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:45:37,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:45:37,226 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-21 18:45:37,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:45:37 ImpRootNode [2023-11-21 18:45:37,250 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:45:37,252 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:45:37,252 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:45:37,252 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:45:37,253 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:45:36" (3/4) ... [2023-11-21 18:45:37,256 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 18:45:37,257 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:45:37,259 INFO L158 Benchmark]: Toolchain (without parser) took 1356.73ms. Allocated memory is still 176.2MB. Free memory was 138.2MB in the beginning and 139.8MB in the end (delta: -1.6MB). Peak memory consumption was 171.1kB. Max. memory is 16.1GB. [2023-11-21 18:45:37,259 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 134.2MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:45:37,260 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.48ms. Allocated memory is still 176.2MB. Free memory was 137.8MB in the beginning and 127.0MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 18:45:37,261 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.56ms. Allocated memory is still 176.2MB. Free memory was 127.0MB in the beginning and 125.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:45:37,263 INFO L158 Benchmark]: Boogie Preprocessor took 24.22ms. Allocated memory is still 176.2MB. Free memory was 125.6MB in the beginning and 124.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:45:37,264 INFO L158 Benchmark]: RCFGBuilder took 317.54ms. Allocated memory is still 176.2MB. Free memory was 124.5MB in the beginning and 114.4MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 18:45:37,265 INFO L158 Benchmark]: CodeCheck took 682.89ms. Allocated memory is still 176.2MB. Free memory was 114.4MB in the beginning and 140.7MB in the end (delta: -26.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:45:37,271 INFO L158 Benchmark]: Witness Printer took 5.77ms. Allocated memory is still 176.2MB. Free memory was 140.7MB in the beginning and 139.8MB in the end (delta: 858.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:45:37,278 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 10 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 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, 0.3s 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 0.38ms. Allocated memory is still 134.2MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.48ms. Allocated memory is still 176.2MB. Free memory was 137.8MB in the beginning and 127.0MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.56ms. Allocated memory is still 176.2MB. Free memory was 127.0MB in the beginning and 125.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.22ms. Allocated memory is still 176.2MB. Free memory was 125.6MB in the beginning and 124.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 317.54ms. Allocated memory is still 176.2MB. Free memory was 124.5MB in the beginning and 114.4MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 682.89ms. Allocated memory is still 176.2MB. Free memory was 114.4MB in the beginning and 140.7MB in the end (delta: -26.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.77ms. Allocated memory is still 176.2MB. Free memory was 140.7MB in the beginning and 139.8MB in the end (delta: 858.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-21 18:45:37,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/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_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2 --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-527bcce [2023-11-21 18:45:40,021 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:45:40,170 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-21 18:45:40,224 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:45:40,225 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:45:40,226 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:45:40,227 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:45:40,227 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:45:40,228 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:45:40,233 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:45:40,234 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:45:40,234 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:45:40,235 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:45:40,236 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:45:40,237 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:45:40,237 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:45:40,238 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:45:40,238 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:45:40,238 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:45:40,240 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:45:40,240 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:45:40,241 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:45:40,241 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:45:40,242 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:45:40,242 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:45:40,243 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:45:40,243 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:45:40,244 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:45:40,244 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:45:40,244 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:45:40,246 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:45:40,246 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:45:40,246 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:45:40,247 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:45:40,247 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_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a04b50b24a70f1124a15dd128648f46a530ef03be9ee9f5c5e00b2accbd6585 [2023-11-21 18:45:40,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:45:40,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:45:40,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:45:40,706 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:45:40,706 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:45:40,708 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i [2023-11-21 18:45:43,751 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:45:44,030 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:45:44,031 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i [2023-11-21 18:45:44,040 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/data/de8bfca99/c2b7ad4aa2d24d9c9094f379d5ee3469/FLAGca9326deb [2023-11-21 18:45:44,055 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/data/de8bfca99/c2b7ad4aa2d24d9c9094f379d5ee3469 [2023-11-21 18:45:44,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:45:44,060 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:45:44,061 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:45:44,061 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:45:44,066 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:45:44,067 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:45:44" (1/1) ... [2023-11-21 18:45:44,069 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57ec05b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:44, skipping insertion in model container [2023-11-21 18:45:44,069 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:45:44" (1/1) ... [2023-11-21 18:45:44,092 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:45:44,248 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_019863df-5369-4a52-88d7-8a4581b450da/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i[1097,1110] [2023-11-21 18:45:44,269 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:45:44,289 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:45:44,304 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_019863df-5369-4a52-88d7-8a4581b450da/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i[1097,1110] [2023-11-21 18:45:44,311 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:45:44,329 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:45:44,330 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:44 WrapperNode [2023-11-21 18:45:44,330 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:45:44,331 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:45:44,331 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:45:44,332 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:45:44,339 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:44" (1/1) ... [2023-11-21 18:45:44,349 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:44" (1/1) ... [2023-11-21 18:45:44,371 INFO L138 Inliner]: procedures = 21, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 34 [2023-11-21 18:45:44,371 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:45:44,373 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:45:44,373 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:45:44,373 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:45:44,382 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:44" (1/1) ... [2023-11-21 18:45:44,383 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:44" (1/1) ... [2023-11-21 18:45:44,400 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:44" (1/1) ... [2023-11-21 18:45:44,400 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:44" (1/1) ... [2023-11-21 18:45:44,406 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:44" (1/1) ... [2023-11-21 18:45:44,412 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:44" (1/1) ... [2023-11-21 18:45:44,421 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:44" (1/1) ... [2023-11-21 18:45:44,422 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:44" (1/1) ... [2023-11-21 18:45:44,425 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:45:44,428 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:45:44,429 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:45:44,430 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:45:44,431 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:44" (1/1) ... [2023-11-21 18:45:44,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:45:44,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:45:44,466 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:45:44,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:45:44,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:45:44,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:45:44,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:45:44,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:45:44,611 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:45:44,615 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:45:44,793 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:45:44,828 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:45:44,828 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:45:44,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:45:44 BoogieIcfgContainer [2023-11-21 18:45:44,830 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:45:44,831 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:45:44,831 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:45:44,842 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:45:44,842 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:45:44" (1/1) ... [2023-11-21 18:45:44,852 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:45:44,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:44,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2023-11-21 18:45:44,908 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2023-11-21 18:45:44,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:45:44,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:44,911 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:45:44,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:45:44,962 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:45:44,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-21 18:45:45,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:45,093 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:45:45,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:45,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:45:45,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:45:45,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:45,258 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:45:45,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-21 18:45:45,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:45,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-11-21 18:45:45,302 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-11-21 18:45:45,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:45:45,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:45,303 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:45:45,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:45:45,305 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:45:45,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-21 18:45:45,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:45:45,421 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:45:45,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:45:45,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:45:45,491 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:45:45,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:45:45,514 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:45:45,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-21 18:45:45,520 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-21 18:45:45,546 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:45:45 ImpRootNode [2023-11-21 18:45:45,546 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:45:45,551 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:45:45,551 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:45:45,552 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:45:45,552 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:45:44" (3/4) ... [2023-11-21 18:45:45,557 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 18:45:45,558 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:45:45,559 INFO L158 Benchmark]: Toolchain (without parser) took 1499.22ms. Allocated memory is still 100.7MB. Free memory was 77.3MB in the beginning and 59.2MB in the end (delta: 18.1MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2023-11-21 18:45:45,560 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 69.2MB. Free memory was 45.9MB in the beginning and 45.9MB in the end (delta: 43.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:45:45,561 INFO L158 Benchmark]: CACSL2BoogieTranslator took 269.10ms. Allocated memory is still 100.7MB. Free memory was 77.1MB in the beginning and 65.8MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:45:45,562 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.65ms. Allocated memory is still 100.7MB. Free memory was 65.8MB in the beginning and 64.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:45:45,563 INFO L158 Benchmark]: Boogie Preprocessor took 54.49ms. Allocated memory is still 100.7MB. Free memory was 64.3MB in the beginning and 63.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:45:45,570 INFO L158 Benchmark]: RCFGBuilder took 402.03ms. Allocated memory is still 100.7MB. Free memory was 62.8MB in the beginning and 79.8MB in the end (delta: -16.9MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2023-11-21 18:45:45,572 INFO L158 Benchmark]: CodeCheck took 719.55ms. Allocated memory is still 100.7MB. Free memory was 79.8MB in the beginning and 59.6MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 18:45:45,572 INFO L158 Benchmark]: Witness Printer took 6.92ms. Allocated memory is still 100.7MB. Free memory was 59.6MB in the beginning and 59.2MB in the end (delta: 399.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:45:45,578 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: 0.7s, 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 0.52ms. Allocated memory is still 69.2MB. Free memory was 45.9MB in the beginning and 45.9MB in the end (delta: 43.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 269.10ms. Allocated memory is still 100.7MB. Free memory was 77.1MB in the beginning and 65.8MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.65ms. Allocated memory is still 100.7MB. Free memory was 65.8MB in the beginning and 64.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.49ms. Allocated memory is still 100.7MB. Free memory was 64.3MB in the beginning and 63.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 402.03ms. Allocated memory is still 100.7MB. Free memory was 62.8MB in the beginning and 79.8MB in the end (delta: -16.9MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. * CodeCheck took 719.55ms. Allocated memory is still 100.7MB. Free memory was 79.8MB in the beginning and 59.6MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 6.92ms. Allocated memory is still 100.7MB. Free memory was 59.6MB in the beginning and 59.2MB in the end (delta: 399.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-21 18:45:45,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_019863df-5369-4a52-88d7-8a4581b450da/bin/ukojak-verify-i0I2FZA1j2/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