./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a 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_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4511f44c0bf763de58d9eed782d5f1186937970a6834c08910ae7c88d48e7682 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:00:37,925 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:00:38,018 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-31 22:00:38,027 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:00:38,029 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:00:38,068 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:00:38,069 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:00:38,070 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:00:38,071 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:00:38,072 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:00:38,072 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:00:38,073 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:00:38,074 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:00:38,074 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:00:38,076 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:00:38,077 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:00:38,077 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:00:38,078 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:00:38,078 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:00:38,078 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:00:38,079 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:00:38,083 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:00:38,083 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:00:38,084 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:00:38,084 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:00:38,084 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:00:38,085 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:00:38,085 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:00:38,101 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:00:38,101 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:00:38,101 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:00:38,102 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:00:38,102 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:00:38,102 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:00:38,103 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:00:38,103 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:00:38,103 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:00:38,105 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:00:38,106 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:00:38,106 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4511f44c0bf763de58d9eed782d5f1186937970a6834c08910ae7c88d48e7682 [2024-10-31 22:00:38,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:00:38,457 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:00:38,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:00:38,463 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:00:38,464 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:00:38,465 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i Unable to find full path for "g++" [2024-10-31 22:00:40,533 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:00:40,729 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:00:40,730 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i [2024-10-31 22:00:40,740 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/data/05f16d759/1b71a5271a57428aa3d01388d734ae80/FLAG0b934eafa [2024-10-31 22:00:40,760 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/data/05f16d759/1b71a5271a57428aa3d01388d734ae80 [2024-10-31 22:00:40,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:00:40,766 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:00:40,770 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:00:40,770 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:00:40,776 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:00:40,777 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:00:40" (1/1) ... [2024-10-31 22:00:40,778 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58266ab5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:40, skipping insertion in model container [2024-10-31 22:00:40,778 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:00:40" (1/1) ... [2024-10-31 22:00:40,802 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:00:41,032 WARN L251 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_93210d43-8582-4454-9bd2-b3b00d4d43b2/sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i[1100,1113] [2024-10-31 22:00:41,050 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:00:41,080 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:00:41,097 WARN L251 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_93210d43-8582-4454-9bd2-b3b00d4d43b2/sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i[1100,1113] [2024-10-31 22:00:41,106 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:00:41,133 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:00:41,134 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:41 WrapperNode [2024-10-31 22:00:41,134 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:00:41,136 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:00:41,136 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:00:41,136 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:00:41,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:41" (1/1) ... [2024-10-31 22:00:41,154 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:41" (1/1) ... [2024-10-31 22:00:41,178 INFO L138 Inliner]: procedures = 20, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 39 [2024-10-31 22:00:41,178 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:00:41,179 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:00:41,180 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:00:41,181 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:00:41,192 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:41" (1/1) ... [2024-10-31 22:00:41,193 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:41" (1/1) ... [2024-10-31 22:00:41,195 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:41" (1/1) ... [2024-10-31 22:00:41,216 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-31 22:00:41,216 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:41" (1/1) ... [2024-10-31 22:00:41,216 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:41" (1/1) ... [2024-10-31 22:00:41,224 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:41" (1/1) ... [2024-10-31 22:00:41,230 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:41" (1/1) ... [2024-10-31 22:00:41,233 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:41" (1/1) ... [2024-10-31 22:00:41,234 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:41" (1/1) ... [2024-10-31 22:00:41,238 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:00:41,239 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:00:41,241 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:00:41,241 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:00:41,242 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:41" (1/1) ... [2024-10-31 22:00:41,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:00:41,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:41,283 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:41,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:00:41,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:00:41,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:00:41,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:00:41,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:00:41,325 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 22:00:41,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 22:00:41,415 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:00:41,418 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:00:41,614 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-10-31 22:00:41,618 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:00:41,640 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:00:41,642 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 22:00:41,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:00:41 BoogieIcfgContainer [2024-10-31 22:00:41,643 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:00:41,646 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:00:41,647 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:00:41,676 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:00:41,677 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:00:40" (1/3) ... [2024-10-31 22:00:41,678 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a00b246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:00:41, skipping insertion in model container [2024-10-31 22:00:41,678 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:41" (2/3) ... [2024-10-31 22:00:41,678 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a00b246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:00:41, skipping insertion in model container [2024-10-31 22:00:41,678 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:00:41" (3/3) ... [2024-10-31 22:00:41,681 INFO L112 eAbstractionObserver]: Analyzing ICFG 68-longjmp_14-counting-return-one-method_true.i [2024-10-31 22:00:41,702 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:00:41,702 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-31 22:00:41,795 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:00:41,803 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@387d0d3f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:00:41,804 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-31 22:00:41,809 INFO L276 IsEmpty]: Start isEmpty. Operand has 16 states, 10 states have (on average 1.5) internal successors, (15), 13 states have internal predecessors, (15), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-31 22:00:41,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-10-31 22:00:41,818 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:00:41,819 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:00:41,820 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:00:41,829 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:00:41,829 INFO L85 PathProgramCache]: Analyzing trace with hash 1805660505, now seen corresponding path program 1 times [2024-10-31 22:00:41,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:00:41,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67027001] [2024-10-31 22:00:41,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:00:41,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:00:42,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:00:42,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:00:42,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:00:42,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67027001] [2024-10-31 22:00:42,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67027001] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:00:42,367 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:00:42,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 22:00:42,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887358635] [2024-10-31 22:00:42,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:00:42,374 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-31 22:00:42,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:00:42,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-31 22:00:42,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:00:42,399 INFO L87 Difference]: Start difference. First operand has 16 states, 10 states have (on average 1.5) internal successors, (15), 13 states have internal predecessors, (15), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 4 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:00:42,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:00:42,461 INFO L93 Difference]: Finished difference Result 22 states and 27 transitions. [2024-10-31 22:00:42,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-31 22:00:42,464 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.2) internal successors, (6), 4 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2024-10-31 22:00:42,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:00:42,473 INFO L225 Difference]: With dead ends: 22 [2024-10-31 22:00:42,473 INFO L226 Difference]: Without dead ends: 10 [2024-10-31 22:00:42,476 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-31 22:00:42,482 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:00:42,483 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 16 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:00:42,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-10-31 22:00:42,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2024-10-31 22:00:42,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 7 states have (on average 1.0) internal successors, (7), 7 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-31 22:00:42,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 9 transitions. [2024-10-31 22:00:42,531 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 9 transitions. Word has length 7 [2024-10-31 22:00:42,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:00:42,532 INFO L471 AbstractCegarLoop]: Abstraction has 10 states and 9 transitions. [2024-10-31 22:00:42,532 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.2) internal successors, (6), 4 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:00:42,532 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2024-10-31 22:00:42,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-31 22:00:42,534 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:00:42,534 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:00:42,534 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 22:00:42,535 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:00:42,536 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:00:42,537 INFO L85 PathProgramCache]: Analyzing trace with hash 73112514, now seen corresponding path program 1 times [2024-10-31 22:00:42,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:00:42,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355609912] [2024-10-31 22:00:42,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:00:42,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:00:42,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:42,592 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:00:42,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:42,647 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:00:42,652 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-31 22:00:42,654 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 2 remaining) [2024-10-31 22:00:42,656 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-10-31 22:00:42,661 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-31 22:00:42,669 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-31 22:00:42,703 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-10-31 22:00:42,715 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 10:00:42 BoogieIcfgContainer [2024-10-31 22:00:42,715 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 22:00:42,716 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:00:42,716 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:00:42,716 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:00:42,717 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:00:41" (3/4) ... [2024-10-31 22:00:42,725 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-10-31 22:00:42,726 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:00:42,727 INFO L158 Benchmark]: Toolchain (without parser) took 1961.28ms. Allocated memory was 113.2MB in the beginning and 151.0MB in the end (delta: 37.7MB). Free memory was 73.7MB in the beginning and 79.3MB in the end (delta: -5.6MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. [2024-10-31 22:00:42,728 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 113.2MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:00:42,728 INFO L158 Benchmark]: CACSL2BoogieTranslator took 365.08ms. Allocated memory is still 113.2MB. Free memory was 73.7MB in the beginning and 60.7MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-31 22:00:42,732 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.13ms. Allocated memory is still 113.2MB. Free memory was 60.7MB in the beginning and 59.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:00:42,733 INFO L158 Benchmark]: Boogie Preprocessor took 59.02ms. Allocated memory is still 113.2MB. Free memory was 59.4MB in the beginning and 57.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:00:42,734 INFO L158 Benchmark]: RCFGBuilder took 404.31ms. Allocated memory is still 113.2MB. Free memory was 57.3MB in the beginning and 84.8MB in the end (delta: -27.5MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2024-10-31 22:00:42,734 INFO L158 Benchmark]: TraceAbstraction took 1069.43ms. Allocated memory was 113.2MB in the beginning and 151.0MB in the end (delta: 37.7MB). Free memory was 84.1MB in the beginning and 80.0MB in the end (delta: 4.1MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2024-10-31 22:00:42,735 INFO L158 Benchmark]: Witness Printer took 10.48ms. Allocated memory is still 151.0MB. Free memory was 80.0MB in the beginning and 79.3MB in the end (delta: 731.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:00:42,738 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 113.2MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 365.08ms. Allocated memory is still 113.2MB. Free memory was 73.7MB in the beginning and 60.7MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.13ms. Allocated memory is still 113.2MB. Free memory was 60.7MB in the beginning and 59.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 59.02ms. Allocated memory is still 113.2MB. Free memory was 59.4MB in the beginning and 57.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 404.31ms. Allocated memory is still 113.2MB. Free memory was 57.3MB in the beginning and 84.8MB in the end (delta: -27.5MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1069.43ms. Allocated memory was 113.2MB in the beginning and 151.0MB in the end (delta: 37.7MB). Free memory was 84.1MB in the beginning and 80.0MB in the end (delta: 4.1MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. * Witness Printer took 10.48ms. Allocated memory is still 151.0MB. Free memory was 80.0MB in the beginning and 79.3MB in the end (delta: 731.5kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 50]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: overapproximation of longjmp at line 50. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L47] int count = _setjmp (my_jump_buffer); VAL [count=0] [L48] COND TRUE count < 5 VAL [count=0] [L49] CALL __VERIFIER_assert(count >= 0 && count < 5) VAL [\old(cond)=1] [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L49] RET __VERIFIER_assert(count >= 0 && count < 5) VAL [count=0] [L50] longjmp(my_jump_buffer, count + 1) VAL [count=0] - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 16 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 16 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 5 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 16 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-10-31 22:00:42,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with 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_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4511f44c0bf763de58d9eed782d5f1186937970a6834c08910ae7c88d48e7682 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:00:45,407 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:00:45,520 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-10-31 22:00:45,529 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:00:45,530 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:00:45,568 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:00:45,568 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:00:45,569 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:00:45,570 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:00:45,570 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:00:45,571 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:00:45,572 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:00:45,572 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:00:45,573 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:00:45,574 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:00:45,574 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:00:45,575 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:00:45,575 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:00:45,576 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:00:45,576 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:00:45,576 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:00:45,580 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-31 22:00:45,581 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-31 22:00:45,581 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:00:45,582 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-31 22:00:45,582 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:00:45,583 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:00:45,583 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:00:45,583 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:00:45,584 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:00:45,584 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:00:45,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:00:45,585 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:00:45,585 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:00:45,586 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:00:45,586 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-31 22:00:45,586 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-31 22:00:45,587 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:00:45,589 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:00:45,589 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:00:45,589 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:00:45,590 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-31 22:00:45,590 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4511f44c0bf763de58d9eed782d5f1186937970a6834c08910ae7c88d48e7682 [2024-10-31 22:00:46,021 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:00:46,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:00:46,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:00:46,061 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:00:46,061 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:00:46,063 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i Unable to find full path for "g++" [2024-10-31 22:00:48,058 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:00:48,321 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:00:48,321 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i [2024-10-31 22:00:48,336 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/data/46a3fea7a/ee614e7ec7b14416905fdc0750a24feb/FLAG5157194a1 [2024-10-31 22:00:48,358 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/data/46a3fea7a/ee614e7ec7b14416905fdc0750a24feb [2024-10-31 22:00:48,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:00:48,365 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:00:48,367 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:00:48,371 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:00:48,377 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:00:48,378 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:00:48" (1/1) ... [2024-10-31 22:00:48,380 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77e05f99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:48, skipping insertion in model container [2024-10-31 22:00:48,380 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:00:48" (1/1) ... [2024-10-31 22:00:48,409 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:00:48,659 WARN L251 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_93210d43-8582-4454-9bd2-b3b00d4d43b2/sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i[1100,1113] [2024-10-31 22:00:48,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:00:48,712 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:00:48,730 WARN L251 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_93210d43-8582-4454-9bd2-b3b00d4d43b2/sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i[1100,1113] [2024-10-31 22:00:48,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:00:48,777 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:00:48,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:48 WrapperNode [2024-10-31 22:00:48,778 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:00:48,780 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:00:48,780 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:00:48,781 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:00:48,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:48" (1/1) ... [2024-10-31 22:00:48,800 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:48" (1/1) ... [2024-10-31 22:00:48,821 INFO L138 Inliner]: procedures = 20, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 39 [2024-10-31 22:00:48,821 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:00:48,822 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:00:48,822 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:00:48,822 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:00:48,834 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:48" (1/1) ... [2024-10-31 22:00:48,835 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:48" (1/1) ... [2024-10-31 22:00:48,837 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:48" (1/1) ... [2024-10-31 22:00:48,871 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-31 22:00:48,871 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:48" (1/1) ... [2024-10-31 22:00:48,871 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:48" (1/1) ... [2024-10-31 22:00:48,883 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:48" (1/1) ... [2024-10-31 22:00:48,905 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:48" (1/1) ... [2024-10-31 22:00:48,907 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:48" (1/1) ... [2024-10-31 22:00:48,908 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:48" (1/1) ... [2024-10-31 22:00:48,915 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:00:48,916 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:00:48,916 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:00:48,916 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:00:48,917 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:48" (1/1) ... [2024-10-31 22:00:48,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:00:48,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:48,954 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:48,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:00:48,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:00:48,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-31 22:00:48,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:00:48,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:00:48,994 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 22:00:48,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 22:00:49,081 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:00:49,085 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:00:49,331 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-10-31 22:00:49,331 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:00:49,347 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:00:49,348 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 22:00:49,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:00:49 BoogieIcfgContainer [2024-10-31 22:00:49,349 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:00:49,353 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:00:49,353 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:00:49,356 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:00:49,356 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:00:48" (1/3) ... [2024-10-31 22:00:49,358 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c04daad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:00:49, skipping insertion in model container [2024-10-31 22:00:49,358 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:48" (2/3) ... [2024-10-31 22:00:49,359 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c04daad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:00:49, skipping insertion in model container [2024-10-31 22:00:49,361 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:00:49" (3/3) ... [2024-10-31 22:00:49,362 INFO L112 eAbstractionObserver]: Analyzing ICFG 68-longjmp_14-counting-return-one-method_true.i [2024-10-31 22:00:49,381 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:00:49,382 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-31 22:00:49,454 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:00:49,462 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1c914296, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:00:49,462 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-31 22:00:49,467 INFO L276 IsEmpty]: Start isEmpty. Operand has 16 states, 10 states have (on average 1.5) internal successors, (15), 13 states have internal predecessors, (15), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-31 22:00:49,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-10-31 22:00:49,476 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:00:49,477 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:00:49,478 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:00:49,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:00:49,486 INFO L85 PathProgramCache]: Analyzing trace with hash 1805660505, now seen corresponding path program 1 times [2024-10-31 22:00:49,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-31 22:00:49,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [898001763] [2024-10-31 22:00:49,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:00:49,501 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-31 22:00:49,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/mathsat [2024-10-31 22:00:49,505 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-31 22:00:49,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-10-31 22:00:49,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:00:49,652 INFO L255 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-31 22:00:49,658 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:00:49,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:00:49,807 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-31 22:00:49,808 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-31 22:00:49,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [898001763] [2024-10-31 22:00:49,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [898001763] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:00:49,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:00:49,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 22:00:49,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240527667] [2024-10-31 22:00:49,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:00:49,833 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-31 22:00:49,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-31 22:00:49,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-31 22:00:49,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:00:49,867 INFO L87 Difference]: Start difference. First operand has 16 states, 10 states have (on average 1.5) internal successors, (15), 13 states have internal predecessors, (15), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 4 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:00:49,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:00:49,952 INFO L93 Difference]: Finished difference Result 22 states and 27 transitions. [2024-10-31 22:00:49,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-31 22:00:49,956 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.2) internal successors, (6), 4 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2024-10-31 22:00:49,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:00:49,965 INFO L225 Difference]: With dead ends: 22 [2024-10-31 22:00:49,966 INFO L226 Difference]: Without dead ends: 10 [2024-10-31 22:00:49,969 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-31 22:00:49,977 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:00:49,980 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 16 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:00:49,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-10-31 22:00:50,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2024-10-31 22:00:50,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 7 states have (on average 1.0) internal successors, (7), 7 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-31 22:00:50,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 9 transitions. [2024-10-31 22:00:50,027 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 9 transitions. Word has length 7 [2024-10-31 22:00:50,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:00:50,029 INFO L471 AbstractCegarLoop]: Abstraction has 10 states and 9 transitions. [2024-10-31 22:00:50,029 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.2) internal successors, (6), 4 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:00:50,030 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2024-10-31 22:00:50,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-31 22:00:50,031 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:00:50,031 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:00:50,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-10-31 22:00:50,238 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-31 22:00:50,238 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:00:50,239 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:00:50,239 INFO L85 PathProgramCache]: Analyzing trace with hash 73112514, now seen corresponding path program 1 times [2024-10-31 22:00:50,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-31 22:00:50,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1867615031] [2024-10-31 22:00:50,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:00:50,241 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-31 22:00:50,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/mathsat [2024-10-31 22:00:50,246 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-31 22:00:50,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-10-31 22:00:50,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:50,359 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:00:50,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:50,410 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-10-31 22:00:50,410 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-31 22:00:50,412 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 2 remaining) [2024-10-31 22:00:50,416 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-10-31 22:00:50,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:50,623 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-31 22:00:50,628 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-31 22:00:50,657 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-10-31 22:00:50,663 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 10:00:50 BoogieIcfgContainer [2024-10-31 22:00:50,663 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 22:00:50,664 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:00:50,664 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:00:50,664 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:00:50,665 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:00:49" (3/4) ... [2024-10-31 22:00:50,669 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-10-31 22:00:50,670 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:00:50,675 INFO L158 Benchmark]: Toolchain (without parser) took 2309.05ms. Allocated memory is still 81.8MB. Free memory was 57.6MB in the beginning and 42.5MB in the end (delta: 15.1MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2024-10-31 22:00:50,676 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 62.9MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:00:50,677 INFO L158 Benchmark]: CACSL2BoogieTranslator took 411.99ms. Allocated memory is still 81.8MB. Free memory was 57.4MB in the beginning and 44.2MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-31 22:00:50,680 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.83ms. Allocated memory is still 81.8MB. Free memory was 44.2MB in the beginning and 42.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:00:50,681 INFO L158 Benchmark]: Boogie Preprocessor took 93.04ms. Allocated memory is still 81.8MB. Free memory was 42.5MB in the beginning and 60.6MB in the end (delta: -18.1MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2024-10-31 22:00:50,681 INFO L158 Benchmark]: RCFGBuilder took 433.82ms. Allocated memory is still 81.8MB. Free memory was 60.6MB in the beginning and 50.1MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-31 22:00:50,683 INFO L158 Benchmark]: TraceAbstraction took 1310.52ms. Allocated memory is still 81.8MB. Free memory was 49.3MB in the beginning and 43.0MB in the end (delta: 6.4MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2024-10-31 22:00:50,684 INFO L158 Benchmark]: Witness Printer took 9.68ms. Allocated memory is still 81.8MB. Free memory was 43.0MB in the beginning and 42.5MB in the end (delta: 450.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:00:50,690 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 62.9MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 411.99ms. Allocated memory is still 81.8MB. Free memory was 57.4MB in the beginning and 44.2MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.83ms. Allocated memory is still 81.8MB. Free memory was 44.2MB in the beginning and 42.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 93.04ms. Allocated memory is still 81.8MB. Free memory was 42.5MB in the beginning and 60.6MB in the end (delta: -18.1MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. * RCFGBuilder took 433.82ms. Allocated memory is still 81.8MB. Free memory was 60.6MB in the beginning and 50.1MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1310.52ms. Allocated memory is still 81.8MB. Free memory was 49.3MB in the beginning and 43.0MB in the end (delta: 6.4MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * Witness Printer took 9.68ms. Allocated memory is still 81.8MB. Free memory was 43.0MB in the beginning and 42.5MB in the end (delta: 450.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 50]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: overapproximation of longjmp at line 50. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L47] int count = _setjmp (my_jump_buffer); VAL [count=0] [L48] COND TRUE count < 5 VAL [count=0] [L49] CALL __VERIFIER_assert(count >= 0 && count < 5) VAL [\old(cond)=1] [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L49] RET __VERIFIER_assert(count >= 0 && count < 5) VAL [count=0] [L50] longjmp(my_jump_buffer, count + 1) VAL [count=0] - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 16 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 16 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 5 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 14 SizeOfPredicates, 1 NumberOfNonLiveVariables, 48 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-10-31 22:00:50,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93210d43-8582-4454-9bd2-b3b00d4d43b2/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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