./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_16-counting-local-one-method_true.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_16-counting-local-one-method_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 31c429cae02fa7fad8f91ea3ad481b187fa419072b3b05c95387fa572b15e29f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:21:28,898 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:21:28,984 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-02 21:21:28,989 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:21:28,989 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:21:29,011 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:21:29,012 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:21:29,012 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:21:29,013 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:21:29,014 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:21:29,014 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:21:29,015 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:21:29,015 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:21:29,016 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:21:29,016 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:21:29,017 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:21:29,017 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:21:29,017 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:21:29,018 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:21:29,018 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:21:29,019 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:21:29,019 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:21:29,020 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:21:29,020 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:21:29,021 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:21:29,021 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:21:29,022 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:21:29,022 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:21:29,022 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:21:29,023 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:21:29,023 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_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31c429cae02fa7fad8f91ea3ad481b187fa419072b3b05c95387fa572b15e29f [2023-12-02 21:21:29,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:21:29,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:21:29,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:21:29,310 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:21:29,311 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:21:29,312 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/longjmp/68-longjmp_16-counting-local-one-method_true.i [2023-12-02 21:21:32,063 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:21:32,227 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:21:32,227 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/sv-benchmarks/c/longjmp/68-longjmp_16-counting-local-one-method_true.i [2023-12-02 21:21:32,235 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/data/4c3018679/c4ffe7bdb0694e66a5a809079813e3df/FLAGdeead644e [2023-12-02 21:21:32,249 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/data/4c3018679/c4ffe7bdb0694e66a5a809079813e3df [2023-12-02 21:21:32,251 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:21:32,252 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:21:32,253 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:21:32,253 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:21:32,257 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:21:32,258 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:21:32" (1/1) ... [2023-12-02 21:21:32,259 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f234cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:32, skipping insertion in model container [2023-12-02 21:21:32,259 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:21:32" (1/1) ... [2023-12-02 21:21:32,283 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:21:32,446 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_8ba6e5c6-e72d-4f86-8af4-88092e34e495/sv-benchmarks/c/longjmp/68-longjmp_16-counting-local-one-method_true.i[1099,1112] [2023-12-02 21:21:32,461 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:21:32,475 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:21:32,486 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_8ba6e5c6-e72d-4f86-8af4-88092e34e495/sv-benchmarks/c/longjmp/68-longjmp_16-counting-local-one-method_true.i[1099,1112] [2023-12-02 21:21:32,492 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:21:32,504 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:21:32,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:32 WrapperNode [2023-12-02 21:21:32,505 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:21:32,505 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:21:32,506 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:21:32,506 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:21:32,511 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:32" (1/1) ... [2023-12-02 21:21:32,518 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:32" (1/1) ... [2023-12-02 21:21:32,533 INFO L138 Inliner]: procedures = 20, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 28 [2023-12-02 21:21:32,533 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:21:32,533 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:21:32,534 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:21:32,534 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:21:32,540 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:32" (1/1) ... [2023-12-02 21:21:32,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:32" (1/1) ... [2023-12-02 21:21:32,542 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:32" (1/1) ... [2023-12-02 21:21:32,542 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:32" (1/1) ... [2023-12-02 21:21:32,546 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:32" (1/1) ... [2023-12-02 21:21:32,549 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:32" (1/1) ... [2023-12-02 21:21:32,550 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:32" (1/1) ... [2023-12-02 21:21:32,551 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:32" (1/1) ... [2023-12-02 21:21:32,553 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:21:32,554 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:21:32,554 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:21:32,554 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:21:32,555 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:32" (1/1) ... [2023-12-02 21:21:32,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:21:32,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:21:32,584 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:21:32,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:21:32,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:21:32,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:21:32,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:21:32,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:21:32,619 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 21:21:32,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 21:21:32,688 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:21:32,690 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:21:32,787 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:21:32,807 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:21:32,808 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:21:32,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:21:32 BoogieIcfgContainer [2023-12-02 21:21:32,810 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:21:32,811 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:21:32,811 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:21:32,822 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:21:32,822 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:21:32" (1/1) ... [2023-12-02 21:21:32,831 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:21:32,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:32,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2023-12-02 21:21:32,883 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2023-12-02 21:21:32,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 21:21:32,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:32,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:32,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:33,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:21:33,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:33,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 17 transitions. [2023-12-02 21:21:33,311 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2023-12-02 21:21:33,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 21:21:33,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:33,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:33,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:21:33,335 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:21:33,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:21:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:21:33,391 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:21:33,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:21:33,406 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-02 21:21:33,429 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:21:33 ImpRootNode [2023-12-02 21:21:33,430 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:21:33,430 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:21:33,431 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:21:33,431 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:21:33,431 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:21:32" (3/4) ... [2023-12-02 21:21:33,434 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 21:21:33,435 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:21:33,436 INFO L158 Benchmark]: Toolchain (without parser) took 1183.27ms. Allocated memory is still 159.4MB. Free memory was 122.3MB in the beginning and 83.4MB in the end (delta: 38.9MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2023-12-02 21:21:33,437 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 121.6MB. Free memory was 89.8MB in the beginning and 89.7MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:21:33,437 INFO L158 Benchmark]: CACSL2BoogieTranslator took 251.64ms. Allocated memory is still 159.4MB. Free memory was 122.0MB in the beginning and 124.2MB in the end (delta: -2.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 21:21:33,438 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.57ms. Allocated memory is still 159.4MB. Free memory was 124.2MB in the beginning and 122.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:21:33,439 INFO L158 Benchmark]: Boogie Preprocessor took 19.49ms. Allocated memory is still 159.4MB. Free memory was 122.9MB in the beginning and 121.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:21:33,439 INFO L158 Benchmark]: RCFGBuilder took 256.40ms. Allocated memory is still 159.4MB. Free memory was 121.7MB in the beginning and 111.6MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 21:21:33,440 INFO L158 Benchmark]: CodeCheck took 618.67ms. Allocated memory is still 159.4MB. Free memory was 111.6MB in the beginning and 83.9MB in the end (delta: 27.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-12-02 21:21:33,441 INFO L158 Benchmark]: Witness Printer took 4.53ms. Allocated memory is still 159.4MB. Free memory was 83.9MB in the beginning and 83.4MB in the end (delta: 498.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:21:33,445 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 2 procedures, 14 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, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17 IncrementalHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 5 mSDtfsCounter, 17 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 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: 52]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 52. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L47] volatile int count = 0; VAL [count=0] [L49] COND TRUE count < 5 [L50] count++ VAL [count=1] [L51] CALL __VERIFIER_assert(count >= 0 && count <= 5) VAL [\old(cond)=1] [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L51] RET __VERIFIER_assert(count >= 0 && count <= 5) VAL [count=1] [L52] longjmp(my_jump_buffer, 1) VAL [count=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 121.6MB. Free memory was 89.8MB in the beginning and 89.7MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 251.64ms. Allocated memory is still 159.4MB. Free memory was 122.0MB in the beginning and 124.2MB in the end (delta: -2.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.57ms. Allocated memory is still 159.4MB. Free memory was 124.2MB in the beginning and 122.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.49ms. Allocated memory is still 159.4MB. Free memory was 122.9MB in the beginning and 121.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 256.40ms. Allocated memory is still 159.4MB. Free memory was 121.7MB in the beginning and 111.6MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 618.67ms. Allocated memory is still 159.4MB. Free memory was 111.6MB in the beginning and 83.9MB in the end (delta: 27.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 4.53ms. Allocated memory is still 159.4MB. Free memory was 83.9MB in the beginning and 83.4MB in the end (delta: 498.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 21:21:33,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_16-counting-local-one-method_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 31c429cae02fa7fad8f91ea3ad481b187fa419072b3b05c95387fa572b15e29f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:21:35,442 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:21:35,531 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-02 21:21:35,566 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:21:35,567 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:21:35,568 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:21:35,569 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:21:35,569 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:21:35,570 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:21:35,571 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:21:35,571 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:21:35,572 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:21:35,572 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:21:35,573 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:21:35,573 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:21:35,574 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:21:35,574 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:21:35,575 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:21:35,576 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:21:35,576 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:21:35,577 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:21:35,578 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:21:35,578 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:21:35,579 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:21:35,579 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:21:35,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:21:35,580 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:21:35,581 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:21:35,581 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:21:35,582 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:21:35,582 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:21:35,583 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:21:35,583 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:21:35,583 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:21:35,583 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_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31c429cae02fa7fad8f91ea3ad481b187fa419072b3b05c95387fa572b15e29f [2023-12-02 21:21:35,874 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:21:35,895 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:21:35,898 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:21:35,899 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:21:35,899 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:21:35,901 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/longjmp/68-longjmp_16-counting-local-one-method_true.i [2023-12-02 21:21:38,720 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:21:38,932 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:21:38,933 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/sv-benchmarks/c/longjmp/68-longjmp_16-counting-local-one-method_true.i [2023-12-02 21:21:38,942 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/data/9a26735c7/ca2be613d8084ccf80d892369d7df42c/FLAGe10b4ed4e [2023-12-02 21:21:38,959 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/data/9a26735c7/ca2be613d8084ccf80d892369d7df42c [2023-12-02 21:21:38,962 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:21:38,964 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:21:38,965 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:21:38,966 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:21:38,971 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:21:38,972 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:21:38" (1/1) ... [2023-12-02 21:21:38,973 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27e96ca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:38, skipping insertion in model container [2023-12-02 21:21:38,974 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:21:38" (1/1) ... [2023-12-02 21:21:38,999 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:21:39,163 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_8ba6e5c6-e72d-4f86-8af4-88092e34e495/sv-benchmarks/c/longjmp/68-longjmp_16-counting-local-one-method_true.i[1099,1112] [2023-12-02 21:21:39,182 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:21:39,203 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:21:39,217 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_8ba6e5c6-e72d-4f86-8af4-88092e34e495/sv-benchmarks/c/longjmp/68-longjmp_16-counting-local-one-method_true.i[1099,1112] [2023-12-02 21:21:39,225 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:21:39,244 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:21:39,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:39 WrapperNode [2023-12-02 21:21:39,245 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:21:39,246 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:21:39,246 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:21:39,247 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:21:39,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:39" (1/1) ... [2023-12-02 21:21:39,265 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:39" (1/1) ... [2023-12-02 21:21:39,285 INFO L138 Inliner]: procedures = 20, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 28 [2023-12-02 21:21:39,285 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:21:39,286 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:21:39,286 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:21:39,287 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:21:39,296 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:39" (1/1) ... [2023-12-02 21:21:39,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:39" (1/1) ... [2023-12-02 21:21:39,299 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:39" (1/1) ... [2023-12-02 21:21:39,299 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:39" (1/1) ... [2023-12-02 21:21:39,305 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:39" (1/1) ... [2023-12-02 21:21:39,309 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:39" (1/1) ... [2023-12-02 21:21:39,311 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:39" (1/1) ... [2023-12-02 21:21:39,312 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:39" (1/1) ... [2023-12-02 21:21:39,315 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:21:39,316 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:21:39,316 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:21:39,317 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:21:39,317 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:39" (1/1) ... [2023-12-02 21:21:39,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:21:39,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:21:39,358 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:21:39,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:21:39,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:21:39,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:21:39,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:21:39,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:21:39,399 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 21:21:39,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 21:21:39,490 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:21:39,493 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:21:39,624 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:21:39,648 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:21:39,648 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:21:39,650 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:21:39 BoogieIcfgContainer [2023-12-02 21:21:39,650 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:21:39,651 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:21:39,651 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:21:39,663 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:21:39,663 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:21:39" (1/1) ... [2023-12-02 21:21:39,673 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:21:39,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:39,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2023-12-02 21:21:39,733 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2023-12-02 21:21:39,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 21:21:39,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:39,737 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:21:39,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:21:39,738 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:21:39,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 21:21:39,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:39,857 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:21:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:39,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:21:39,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:40,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:21:40,041 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-12-02 21:21:40,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 21:21:40,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:40,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 18 transitions. [2023-12-02 21:21:40,165 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2023-12-02 21:21:40,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 21:21:40,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:40,169 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:21:40,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:21:40,170 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:21:40,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 21:21:40,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:21:40,244 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:21:40,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:21:40,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:21:40,299 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:21:40,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:21:40,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 21:21:40,320 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-12-02 21:21:40,322 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-02 21:21:40,343 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:21:40 ImpRootNode [2023-12-02 21:21:40,343 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:21:40,344 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:21:40,344 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:21:40,344 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:21:40,344 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:21:39" (3/4) ... [2023-12-02 21:21:40,346 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 21:21:40,347 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:21:40,348 INFO L158 Benchmark]: Toolchain (without parser) took 1383.64ms. Allocated memory is still 127.9MB. Free memory was 103.9MB in the beginning and 94.6MB in the end (delta: 9.3MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2023-12-02 21:21:40,348 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 65.0MB. Free memory was 41.5MB in the beginning and 41.4MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:21:40,349 INFO L158 Benchmark]: CACSL2BoogieTranslator took 279.90ms. Allocated memory is still 127.9MB. Free memory was 103.9MB in the beginning and 92.8MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 21:21:40,350 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.25ms. Allocated memory is still 127.9MB. Free memory was 92.8MB in the beginning and 91.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:21:40,350 INFO L158 Benchmark]: Boogie Preprocessor took 29.00ms. Allocated memory is still 127.9MB. Free memory was 91.4MB in the beginning and 89.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:21:40,351 INFO L158 Benchmark]: RCFGBuilder took 334.17ms. Allocated memory is still 127.9MB. Free memory was 89.8MB in the beginning and 79.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 21:21:40,352 INFO L158 Benchmark]: CodeCheck took 691.80ms. Allocated memory is still 127.9MB. Free memory was 79.4MB in the beginning and 95.1MB in the end (delta: -15.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:21:40,352 INFO L158 Benchmark]: Witness Printer took 3.43ms. Allocated memory is still 127.9MB. Free memory was 95.1MB in the beginning and 94.6MB in the end (delta: 494.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:21:40,356 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 2 procedures, 14 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, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18 IncrementalHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 5 mSDtfsCounter, 18 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 13 SizeOfPredicates, 1 NumberOfNonLiveVariables, 33 ConjunctsInSsa, 5 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: 52]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 52. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L47] volatile int count = 0; VAL [count=0] [L49] COND TRUE count < 5 [L50] count++ VAL [count=1] [L51] CALL __VERIFIER_assert(count >= 0 && count <= 5) VAL [\old(cond)=1] [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L51] RET __VERIFIER_assert(count >= 0 && count <= 5) VAL [count=1] [L52] longjmp(my_jump_buffer, 1) VAL [count=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 65.0MB. Free memory was 41.5MB in the beginning and 41.4MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 279.90ms. Allocated memory is still 127.9MB. Free memory was 103.9MB in the beginning and 92.8MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.25ms. Allocated memory is still 127.9MB. Free memory was 92.8MB in the beginning and 91.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.00ms. Allocated memory is still 127.9MB. Free memory was 91.4MB in the beginning and 89.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 334.17ms. Allocated memory is still 127.9MB. Free memory was 89.8MB in the beginning and 79.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 691.80ms. Allocated memory is still 127.9MB. Free memory was 79.4MB in the beginning and 95.1MB in the end (delta: -15.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.43ms. Allocated memory is still 127.9MB. Free memory was 95.1MB in the beginning and 94.6MB in the end (delta: 494.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 21:21:40,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba6e5c6-e72d-4f86-8af4-88092e34e495/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample