./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB --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 2fe7b53138021eb94b6394bcb43513c611c2df78be69206731dce22126ed20ab --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:46:00,335 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:46:00,410 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 04:46:00,416 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:46:00,416 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:46:00,466 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:46:00,468 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:46:00,468 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:46:00,469 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:46:00,469 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:46:00,470 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:46:00,470 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:46:00,470 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:46:00,471 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:46:00,471 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:46:00,471 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:46:00,471 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:46:00,472 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:46:00,472 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:46:00,472 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:46:00,472 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:46:00,472 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:46:00,472 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:46:00,473 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:46:00,473 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:46:00,473 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:46:00,473 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:46:00,473 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:46:00,473 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:46:00,474 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:46:00,474 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:46:00,474 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:46:00,474 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:46:00,474 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:46:00,474 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:46:00,475 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:46:00,475 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:46:00,475 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:46:00,475 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:46:00,475 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:46:00,475 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:46:00,475 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:46:00,475 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:46:00,475 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:46:00,476 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:46:00,476 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 2fe7b53138021eb94b6394bcb43513c611c2df78be69206731dce22126ed20ab [2024-11-28 04:46:00,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:46:00,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:46:00,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:46:00,937 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:46:00,937 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:46:00,940 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i [2024-11-28 04:46:04,511 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/data/cd9cf7456/0ed6e18da232411792bdfd6700fafa5e/FLAGe55b42a74 [2024-11-28 04:46:04,882 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:46:04,883 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i [2024-11-28 04:46:04,898 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/data/cd9cf7456/0ed6e18da232411792bdfd6700fafa5e/FLAGe55b42a74 [2024-11-28 04:46:04,918 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/data/cd9cf7456/0ed6e18da232411792bdfd6700fafa5e [2024-11-28 04:46:04,922 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:46:04,924 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:46:04,926 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:46:04,926 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:46:04,933 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:46:04,934 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:46:04" (1/1) ... [2024-11-28 04:46:04,935 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bdb0e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:04, skipping insertion in model container [2024-11-28 04:46:04,938 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:46:04" (1/1) ... [2024-11-28 04:46:04,959 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:46:05,184 WARN L250 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_b7848e90-32d8-4c09-b482-195ad64ce9c7/sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i[1081,1094] [2024-11-28 04:46:05,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:46:05,240 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:46:05,252 WARN L250 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_b7848e90-32d8-4c09-b482-195ad64ce9c7/sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i[1081,1094] [2024-11-28 04:46:05,268 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:46:05,293 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:46:05,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:05 WrapperNode [2024-11-28 04:46:05,296 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:46:05,297 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:46:05,297 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:46:05,297 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:46:05,308 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:05" (1/1) ... [2024-11-28 04:46:05,316 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:05" (1/1) ... [2024-11-28 04:46:05,342 INFO L138 Inliner]: procedures = 21, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 53 [2024-11-28 04:46:05,343 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:46:05,343 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:46:05,343 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:46:05,344 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:46:05,355 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:05" (1/1) ... [2024-11-28 04:46:05,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:05" (1/1) ... [2024-11-28 04:46:05,359 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:05" (1/1) ... [2024-11-28 04:46:05,386 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]. [2024-11-28 04:46:05,387 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:05" (1/1) ... [2024-11-28 04:46:05,387 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:05" (1/1) ... [2024-11-28 04:46:05,393 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:05" (1/1) ... [2024-11-28 04:46:05,397 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:05" (1/1) ... [2024-11-28 04:46:05,402 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:05" (1/1) ... [2024-11-28 04:46:05,403 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:05" (1/1) ... [2024-11-28 04:46:05,408 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:05" (1/1) ... [2024-11-28 04:46:05,409 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:46:05,410 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:46:05,414 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:46:05,414 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:46:05,415 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:05" (1/1) ... [2024-11-28 04:46:05,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:46:05,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:46:05,462 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:46:05,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:46:05,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:46:05,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:46:05,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:46:05,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:46:05,575 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:46:05,578 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:46:05,730 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-28 04:46:05,734 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:46:05,748 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:46:05,749 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 04:46:05,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:46:05 BoogieIcfgContainer [2024-11-28 04:46:05,751 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:46:05,753 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:46:05,756 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:46:05,764 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:46:05,765 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:46:04" (1/3) ... [2024-11-28 04:46:05,767 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@629d40a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:46:05, skipping insertion in model container [2024-11-28 04:46:05,767 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:05" (2/3) ... [2024-11-28 04:46:05,767 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@629d40a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:46:05, skipping insertion in model container [2024-11-28 04:46:05,767 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:46:05" (3/3) ... [2024-11-28 04:46:05,769 INFO L128 eAbstractionObserver]: Analyzing ICFG 68-longjmp_07-returns_true.i [2024-11-28 04:46:05,790 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:46:05,793 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 68-longjmp_07-returns_true.i that has 1 procedures, 15 locations, 1 initial locations, 1 loop locations, and 2 error locations. [2024-11-28 04:46:05,874 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:46:05,895 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;@3ffc04ab, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:46:05,895 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-28 04:46:05,902 INFO L276 IsEmpty]: Start isEmpty. Operand has 15 states, 12 states have (on average 1.5) internal successors, (18), 14 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:46:05,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-28 04:46:05,914 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:46:05,915 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:46:05,915 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-28 04:46:05,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:46:05,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1806845194, now seen corresponding path program 1 times [2024-11-28 04:46:05,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:46:05,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107934853] [2024-11-28 04:46:05,939 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:46:05,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:46:06,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:46:06,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:46:06,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:46:06,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107934853] [2024-11-28 04:46:06,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107934853] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:46:06,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:46:06,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:46:06,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976393342] [2024-11-28 04:46:06,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:46:06,404 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:46:06,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:46:06,436 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:46:06,437 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:46:06,439 INFO L87 Difference]: Start difference. First operand has 15 states, 12 states have (on average 1.5) internal successors, (18), 14 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:46:06,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:46:06,475 INFO L93 Difference]: Finished difference Result 22 states and 27 transitions. [2024-11-28 04:46:06,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:46:06,482 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2024-11-28 04:46:06,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:46:06,498 INFO L225 Difference]: With dead ends: 22 [2024-11-28 04:46:06,498 INFO L226 Difference]: Without dead ends: 11 [2024-11-28 04:46:06,506 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:46:06,513 INFO L435 NwaCegarLoop]: 8 mSDtfsCounter, 0 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 15 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:46:06,518 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 15 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:46:06,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2024-11-28 04:46:06,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2024-11-28 04:46:06,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:46:06,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 10 transitions. [2024-11-28 04:46:06,555 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 10 transitions. Word has length 7 [2024-11-28 04:46:06,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:46:06,556 INFO L471 AbstractCegarLoop]: Abstraction has 11 states and 10 transitions. [2024-11-28 04:46:06,556 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:46:06,557 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2024-11-28 04:46:06,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-28 04:46:06,559 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:46:06,560 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:46:06,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 04:46:06,561 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-28 04:46:06,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:46:06,562 INFO L85 PathProgramCache]: Analyzing trace with hash 1806904776, now seen corresponding path program 1 times [2024-11-28 04:46:06,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:46:06,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354354951] [2024-11-28 04:46:06,562 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:46:06,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:46:06,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:46:06,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:46:06,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:46:06,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354354951] [2024-11-28 04:46:06,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354354951] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:46:06,900 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:46:06,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:46:06,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682327331] [2024-11-28 04:46:06,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:46:06,902 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:46:06,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:46:06,903 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:46:06,903 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:46:06,903 INFO L87 Difference]: Start difference. First operand 11 states and 10 transitions. Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:46:06,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:46:06,917 INFO L93 Difference]: Finished difference Result 11 states and 10 transitions. [2024-11-28 04:46:06,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:46:06,919 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2024-11-28 04:46:06,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:46:06,919 INFO L225 Difference]: With dead ends: 11 [2024-11-28 04:46:06,919 INFO L226 Difference]: Without dead ends: 9 [2024-11-28 04:46:06,920 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:46:06,921 INFO L435 NwaCegarLoop]: 6 mSDtfsCounter, 0 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:46:06,922 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 14 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:46:06,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2024-11-28 04:46:06,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2024-11-28 04:46:06,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.0) internal successors, (8), 8 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:46:06,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 8 transitions. [2024-11-28 04:46:06,925 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 8 transitions. Word has length 7 [2024-11-28 04:46:06,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:46:06,925 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 8 transitions. [2024-11-28 04:46:06,926 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:46:06,926 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 8 transitions. [2024-11-28 04:46:06,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-28 04:46:06,927 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:46:06,927 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:46:06,927 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 04:46:06,927 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-28 04:46:06,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:46:06,928 INFO L85 PathProgramCache]: Analyzing trace with hash 179478196, now seen corresponding path program 1 times [2024-11-28 04:46:06,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:46:06,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910605423] [2024-11-28 04:46:06,929 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:46:06,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:46:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:46:06,977 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:46:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:46:07,024 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 04:46:07,025 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 04:46:07,026 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 2 remaining) [2024-11-28 04:46:07,029 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-28 04:46:07,029 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 04:46:07,038 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-28 04:46:07,060 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 04:46:07,067 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:46:07 BoogieIcfgContainer [2024-11-28 04:46:07,067 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 04:46:07,069 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:46:07,069 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:46:07,069 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:46:07,070 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:46:05" (3/4) ... [2024-11-28 04:46:07,074 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 04:46:07,075 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:46:07,076 INFO L158 Benchmark]: Toolchain (without parser) took 2152.00ms. Allocated memory is still 117.4MB. Free memory was 84.9MB in the beginning and 63.1MB in the end (delta: 21.9MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2024-11-28 04:46:07,076 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 167.8MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:46:07,077 INFO L158 Benchmark]: CACSL2BoogieTranslator took 370.39ms. Allocated memory is still 117.4MB. Free memory was 84.7MB in the beginning and 73.4MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:46:07,079 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.97ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 72.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:46:07,079 INFO L158 Benchmark]: Boogie Preprocessor took 66.39ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 70.7MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:46:07,080 INFO L158 Benchmark]: RCFGBuilder took 340.53ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 60.5MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:46:07,080 INFO L158 Benchmark]: TraceAbstraction took 1313.76ms. Allocated memory is still 117.4MB. Free memory was 59.9MB in the beginning and 63.1MB in the end (delta: -3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:46:07,081 INFO L158 Benchmark]: Witness Printer took 5.94ms. Allocated memory is still 117.4MB. Free memory was 63.1MB in the beginning and 63.1MB in the end (delta: 32.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:46:07,086 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 167.8MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 370.39ms. Allocated memory is still 117.4MB. Free memory was 84.7MB in the beginning and 73.4MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.97ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 72.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 66.39ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 70.7MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 340.53ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 60.5MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1313.76ms. Allocated memory is still 117.4MB. Free memory was 59.9MB in the beginning and 63.1MB in the end (delta: -3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.94ms. Allocated memory is still 117.4MB. Free memory was 63.1MB in the beginning and 63.1MB in the end (delta: 32.3kB). 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: 48]: 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 48. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L53] volatile int count = 0; [L54] int x = _setjmp (my_jump_buffer); VAL [count=0, x=0] [L55] COND FALSE !(x == -10) VAL [count=0, x=0] [L58] COND FALSE !(x > 0) VAL [count=0] [L60] CALL foo(count) [L47] CALL __VERIFIER_assert(count >= 0 && count <= 5) [L19] COND FALSE !(!(cond)) [L47] RET __VERIFIER_assert(count >= 0 && count <= 5) [L48] longjmp(my_jump_buffer, -10) - 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 1 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 29 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 14 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15occurred in iteration=0, InterpolantAutomatonStates: 7, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 25 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-28 04:46:07,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB --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 2fe7b53138021eb94b6394bcb43513c611c2df78be69206731dce22126ed20ab --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:46:10,525 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:46:10,682 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-28 04:46:10,693 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:46:10,696 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:46:10,753 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:46:10,754 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:46:10,754 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:46:10,755 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:46:10,755 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:46:10,755 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:46:10,755 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:46:10,756 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:46:10,756 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:46:10,756 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:46:10,757 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:46:10,757 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:46:10,757 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:46:10,757 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:46:10,757 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:46:10,758 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:46:10,758 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 04:46:10,758 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 04:46:10,758 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 04:46:10,758 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:46:10,758 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:46:10,759 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:46:10,759 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:46:10,759 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:46:10,759 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:46:10,759 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:46:10,759 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:46:10,760 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:46:10,760 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:46:10,760 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:46:10,760 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:46:10,760 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:46:10,761 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:46:10,761 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:46:10,761 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:46:10,761 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:46:10,761 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 04:46:10,761 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 04:46:10,762 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:46:10,762 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:46:10,762 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:46:10,762 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:46:10,762 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 2fe7b53138021eb94b6394bcb43513c611c2df78be69206731dce22126ed20ab [2024-11-28 04:46:11,168 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:46:11,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:46:11,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:46:11,184 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:46:11,185 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:46:11,186 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i [2024-11-28 04:46:14,849 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/data/94b5f497f/3409a1b705854a85943c3b790798b1c4/FLAG5f3f8f142 [2024-11-28 04:46:15,156 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:46:15,160 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i [2024-11-28 04:46:15,191 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/data/94b5f497f/3409a1b705854a85943c3b790798b1c4/FLAG5f3f8f142 [2024-11-28 04:46:15,235 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/data/94b5f497f/3409a1b705854a85943c3b790798b1c4 [2024-11-28 04:46:15,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:46:15,243 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:46:15,245 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:46:15,245 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:46:15,253 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:46:15,254 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:46:15" (1/1) ... [2024-11-28 04:46:15,257 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68967aed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:15, skipping insertion in model container [2024-11-28 04:46:15,257 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:46:15" (1/1) ... [2024-11-28 04:46:15,281 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:46:15,503 WARN L250 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_b7848e90-32d8-4c09-b482-195ad64ce9c7/sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i[1081,1094] [2024-11-28 04:46:15,538 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:46:15,567 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:46:15,586 WARN L250 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_b7848e90-32d8-4c09-b482-195ad64ce9c7/sv-benchmarks/c/longjmp/68-longjmp_07-returns_true.i[1081,1094] [2024-11-28 04:46:15,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:46:15,626 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:46:15,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:15 WrapperNode [2024-11-28 04:46:15,627 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:46:15,628 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:46:15,628 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:46:15,629 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:46:15,641 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:15" (1/1) ... [2024-11-28 04:46:15,657 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:15" (1/1) ... [2024-11-28 04:46:15,684 INFO L138 Inliner]: procedures = 21, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 52 [2024-11-28 04:46:15,686 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:46:15,687 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:46:15,687 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:46:15,687 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:46:15,699 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:15" (1/1) ... [2024-11-28 04:46:15,699 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:15" (1/1) ... [2024-11-28 04:46:15,703 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:15" (1/1) ... [2024-11-28 04:46:15,724 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]. [2024-11-28 04:46:15,724 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:15" (1/1) ... [2024-11-28 04:46:15,724 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:15" (1/1) ... [2024-11-28 04:46:15,731 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:15" (1/1) ... [2024-11-28 04:46:15,732 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:15" (1/1) ... [2024-11-28 04:46:15,736 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:15" (1/1) ... [2024-11-28 04:46:15,737 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:15" (1/1) ... [2024-11-28 04:46:15,738 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:15" (1/1) ... [2024-11-28 04:46:15,740 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:46:15,742 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:46:15,742 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:46:15,742 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:46:15,743 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:15" (1/1) ... [2024-11-28 04:46:15,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:46:15,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:46:15,788 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:46:15,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:46:15,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:46:15,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 04:46:15,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:46:15,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:46:15,891 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:46:15,894 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:46:16,163 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-28 04:46:16,163 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:46:16,178 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:46:16,178 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 04:46:16,179 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:46:16 BoogieIcfgContainer [2024-11-28 04:46:16,179 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:46:16,184 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:46:16,186 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:46:16,193 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:46:16,195 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:46:15" (1/3) ... [2024-11-28 04:46:16,196 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f0294f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:46:16, skipping insertion in model container [2024-11-28 04:46:16,198 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:15" (2/3) ... [2024-11-28 04:46:16,199 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f0294f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:46:16, skipping insertion in model container [2024-11-28 04:46:16,199 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:46:16" (3/3) ... [2024-11-28 04:46:16,201 INFO L128 eAbstractionObserver]: Analyzing ICFG 68-longjmp_07-returns_true.i [2024-11-28 04:46:16,224 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:46:16,226 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 68-longjmp_07-returns_true.i that has 1 procedures, 15 locations, 1 initial locations, 1 loop locations, and 2 error locations. [2024-11-28 04:46:16,302 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:46:16,350 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;@14f7629a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:46:16,350 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-28 04:46:16,356 INFO L276 IsEmpty]: Start isEmpty. Operand has 15 states, 12 states have (on average 1.5) internal successors, (18), 14 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:46:16,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-28 04:46:16,363 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:46:16,363 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:46:16,364 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-28 04:46:16,371 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:46:16,372 INFO L85 PathProgramCache]: Analyzing trace with hash 1806845194, now seen corresponding path program 1 times [2024-11-28 04:46:16,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:46:16,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [841408703] [2024-11-28 04:46:16,388 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:46:16,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:46:16,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:46:16,392 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:46:16,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 04:46:16,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:46:16,621 INFO L256 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 04:46:16,630 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:46:16,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:46:16,713 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:46:16,716 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:46:16,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [841408703] [2024-11-28 04:46:16,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [841408703] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:46:16,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:46:16,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:46:16,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470756073] [2024-11-28 04:46:16,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:46:16,726 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:46:16,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:46:16,754 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:46:16,756 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:46:16,758 INFO L87 Difference]: Start difference. First operand has 15 states, 12 states have (on average 1.5) internal successors, (18), 14 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:46:16,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:46:16,788 INFO L93 Difference]: Finished difference Result 22 states and 27 transitions. [2024-11-28 04:46:16,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:46:16,793 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2024-11-28 04:46:16,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:46:16,801 INFO L225 Difference]: With dead ends: 22 [2024-11-28 04:46:16,802 INFO L226 Difference]: Without dead ends: 11 [2024-11-28 04:46:16,806 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:46:16,813 INFO L435 NwaCegarLoop]: 8 mSDtfsCounter, 0 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 15 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:46:16,814 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 15 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:46:16,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2024-11-28 04:46:16,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2024-11-28 04:46:16,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:46:16,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 10 transitions. [2024-11-28 04:46:16,858 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 10 transitions. Word has length 7 [2024-11-28 04:46:16,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:46:16,859 INFO L471 AbstractCegarLoop]: Abstraction has 11 states and 10 transitions. [2024-11-28 04:46:16,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:46:16,860 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2024-11-28 04:46:16,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-28 04:46:16,861 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:46:16,861 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:46:16,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 04:46:17,065 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:46:17,066 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-28 04:46:17,066 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:46:17,066 INFO L85 PathProgramCache]: Analyzing trace with hash 1806904776, now seen corresponding path program 1 times [2024-11-28 04:46:17,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:46:17,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [484873373] [2024-11-28 04:46:17,067 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:46:17,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:46:17,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:46:17,075 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:46:17,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 04:46:17,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:46:17,204 INFO L256 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 04:46:17,209 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:46:17,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:46:17,325 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:46:17,327 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:46:17,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [484873373] [2024-11-28 04:46:17,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [484873373] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:46:17,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:46:17,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:46:17,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614569816] [2024-11-28 04:46:17,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:46:17,329 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:46:17,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:46:17,329 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:46:17,330 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:46:17,330 INFO L87 Difference]: Start difference. First operand 11 states and 10 transitions. Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:46:17,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:46:17,348 INFO L93 Difference]: Finished difference Result 11 states and 10 transitions. [2024-11-28 04:46:17,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:46:17,350 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2024-11-28 04:46:17,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:46:17,350 INFO L225 Difference]: With dead ends: 11 [2024-11-28 04:46:17,350 INFO L226 Difference]: Without dead ends: 9 [2024-11-28 04:46:17,351 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:46:17,352 INFO L435 NwaCegarLoop]: 6 mSDtfsCounter, 0 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:46:17,352 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 14 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:46:17,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2024-11-28 04:46:17,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2024-11-28 04:46:17,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.0) internal successors, (8), 8 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:46:17,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 8 transitions. [2024-11-28 04:46:17,359 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 8 transitions. Word has length 7 [2024-11-28 04:46:17,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:46:17,359 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 8 transitions. [2024-11-28 04:46:17,360 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:46:17,360 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 8 transitions. [2024-11-28 04:46:17,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-28 04:46:17,361 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:46:17,361 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:46:17,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-28 04:46:17,562 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:46:17,562 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-28 04:46:17,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:46:17,563 INFO L85 PathProgramCache]: Analyzing trace with hash 179478196, now seen corresponding path program 1 times [2024-11-28 04:46:17,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:46:17,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [332605422] [2024-11-28 04:46:17,563 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:46:17,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:46:17,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:46:17,566 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:46:17,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 04:46:17,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:46:17,738 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:46:17,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:46:17,819 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2024-11-28 04:46:17,820 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 04:46:17,821 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 2 remaining) [2024-11-28 04:46:17,823 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-28 04:46:17,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-28 04:46:18,023 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:46:18,028 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-28 04:46:18,066 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 04:46:18,074 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:46:18 BoogieIcfgContainer [2024-11-28 04:46:18,074 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 04:46:18,075 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:46:18,075 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:46:18,076 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:46:18,077 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:46:16" (3/4) ... [2024-11-28 04:46:18,081 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 04:46:18,082 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:46:18,083 INFO L158 Benchmark]: Toolchain (without parser) took 2840.09ms. Allocated memory was 83.9MB in the beginning and 176.2MB in the end (delta: 92.3MB). Free memory was 60.8MB in the beginning and 151.1MB in the end (delta: -90.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-28 04:46:18,084 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:46:18,084 INFO L158 Benchmark]: CACSL2BoogieTranslator took 382.23ms. Allocated memory is still 83.9MB. Free memory was 60.6MB in the beginning and 48.9MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:46:18,085 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.84ms. Allocated memory is still 83.9MB. Free memory was 48.9MB in the beginning and 47.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:46:18,085 INFO L158 Benchmark]: Boogie Preprocessor took 54.11ms. Allocated memory is still 83.9MB. Free memory was 47.7MB in the beginning and 46.2MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:46:18,086 INFO L158 Benchmark]: RCFGBuilder took 437.50ms. Allocated memory is still 83.9MB. Free memory was 45.9MB in the beginning and 35.6MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:46:18,086 INFO L158 Benchmark]: TraceAbstraction took 1890.50ms. Allocated memory was 83.9MB in the beginning and 176.2MB in the end (delta: 92.3MB). Free memory was 35.2MB in the beginning and 151.6MB in the end (delta: -116.4MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2024-11-28 04:46:18,087 INFO L158 Benchmark]: Witness Printer took 6.97ms. Allocated memory is still 176.2MB. Free memory was 151.6MB in the beginning and 151.1MB in the end (delta: 496.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:46:18,089 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 382.23ms. Allocated memory is still 83.9MB. Free memory was 60.6MB in the beginning and 48.9MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.84ms. Allocated memory is still 83.9MB. Free memory was 48.9MB in the beginning and 47.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.11ms. Allocated memory is still 83.9MB. Free memory was 47.7MB in the beginning and 46.2MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 437.50ms. Allocated memory is still 83.9MB. Free memory was 45.9MB in the beginning and 35.6MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1890.50ms. Allocated memory was 83.9MB in the beginning and 176.2MB in the end (delta: 92.3MB). Free memory was 35.2MB in the beginning and 151.6MB in the end (delta: -116.4MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * Witness Printer took 6.97ms. Allocated memory is still 176.2MB. Free memory was 151.6MB in the beginning and 151.1MB in the end (delta: 496.2kB). 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: 48]: 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 48. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L53] volatile int count = 0; [L54] int x = _setjmp (my_jump_buffer); VAL [count=0, x=0] [L55] COND FALSE !(x == -10) VAL [count=0, x=0] [L58] COND FALSE !(x > 0) VAL [count=0] [L60] CALL foo(count) [L47] CALL __VERIFIER_assert(count >= 0 && count <= 5) [L19] COND FALSE !(!(cond)) [L47] RET __VERIFIER_assert(count >= 0 && count <= 5) [L48] longjmp(my_jump_buffer, -10) - 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 1 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 29 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 14 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15occurred in iteration=0, InterpolantAutomatonStates: 7, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 24 SizeOfPredicates, 0 NumberOfNonLiveVariables, 100 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-28 04:46:18,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7848e90-32d8-4c09-b482-195ad64ce9c7/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample