./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_2.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5278f5-a721-4db6-ac2b-66cfd3a5138f/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5278f5-a721-4db6-ac2b-66cfd3a5138f/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_5f5278f5-a721-4db6-ac2b-66cfd3a5138f/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5278f5-a721-4db6-ac2b-66cfd3a5138f/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_2.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5278f5-a721-4db6-ac2b-66cfd3a5138f/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5278f5-a721-4db6-ac2b-66cfd3a5138f/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0bfa728fe7e35d40057b3fc28ef44b585a7171877c268ad9a5d64ffeb5620e47 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:32:56,978 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:32:57,045 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5278f5-a721-4db6-ac2b-66cfd3a5138f/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-28 04:32:57,051 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:32:57,052 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:32:57,081 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:32:57,081 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:32:57,082 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:32:57,082 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:32:57,082 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:32:57,082 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:32:57,083 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:32:57,083 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:32:57,083 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:32:57,083 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:32:57,084 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:32:57,084 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:32:57,084 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:32:57,084 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:32:57,084 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:32:57,084 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:32:57,085 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:32:57,085 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:32:57,085 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:32:57,085 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-28 04:32:57,085 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 04:32:57,085 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:32:57,085 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:32:57,085 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:32:57,086 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:32:57,086 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:32:57,086 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:32:57,086 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:32:57,086 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:32:57,087 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:32:57,087 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:32:57,087 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:32:57,087 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:32:57,087 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:32:57,088 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:32:57,088 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:32:57,088 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:32:57,088 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:32:57,088 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:32:57,088 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:32:57,089 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:32:57,089 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:32:57,089 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:32:57,089 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:32:57,089 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:32:57,089 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_5f5278f5-a721-4db6-ac2b-66cfd3a5138f/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 ! overflow) ) 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bfa728fe7e35d40057b3fc28ef44b585a7171877c268ad9a5d64ffeb5620e47 [2024-11-28 04:32:57,427 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:32:57,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:32:57,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:32:57,441 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:32:57,442 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:32:57,443 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5278f5-a721-4db6-ac2b-66cfd3a5138f/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/bitvector/s3_srvr_2.BV.c.cil.c [2024-11-28 04:33:00,736 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5278f5-a721-4db6-ac2b-66cfd3a5138f/bin/uautomizer-verify-aQ6SnzHsRB/data/ee829c204/275a226113e648cb929eb4b17a96d5e5/FLAGb1d65b1fa [2024-11-28 04:33:01,083 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:33:01,088 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5278f5-a721-4db6-ac2b-66cfd3a5138f/sv-benchmarks/c/bitvector/s3_srvr_2.BV.c.cil.c [2024-11-28 04:33:01,128 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5278f5-a721-4db6-ac2b-66cfd3a5138f/bin/uautomizer-verify-aQ6SnzHsRB/data/ee829c204/275a226113e648cb929eb4b17a96d5e5/FLAGb1d65b1fa [2024-11-28 04:33:01,148 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5278f5-a721-4db6-ac2b-66cfd3a5138f/bin/uautomizer-verify-aQ6SnzHsRB/data/ee829c204/275a226113e648cb929eb4b17a96d5e5 [2024-11-28 04:33:01,150 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:33:01,152 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:33:01,153 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:33:01,153 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:33:01,159 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:33:01,162 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:33:01" (1/1) ... [2024-11-28 04:33:01,164 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72f68152 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:01, skipping insertion in model container [2024-11-28 04:33:01,164 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:33:01" (1/1) ... [2024-11-28 04:33:01,210 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:33:01,425 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:33:01,440 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:33:01,507 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:33:01,522 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:33:01,522 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:01 WrapperNode [2024-11-28 04:33:01,522 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:33:01,523 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:33:01,523 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:33:01,523 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:33:01,530 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:01" (1/1) ... [2024-11-28 04:33:01,539 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:01" (1/1) ... [2024-11-28 04:33:01,574 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 603 [2024-11-28 04:33:01,574 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:33:01,575 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:33:01,575 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:33:01,575 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:33:01,584 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:01" (1/1) ... [2024-11-28 04:33:01,585 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:01" (1/1) ... [2024-11-28 04:33:01,587 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:01" (1/1) ... [2024-11-28 04:33:01,602 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 04:33:01,602 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:01" (1/1) ... [2024-11-28 04:33:01,602 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:01" (1/1) ... [2024-11-28 04:33:01,609 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:01" (1/1) ... [2024-11-28 04:33:01,611 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:01" (1/1) ... [2024-11-28 04:33:01,621 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:01" (1/1) ... [2024-11-28 04:33:01,623 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:01" (1/1) ... [2024-11-28 04:33:01,628 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:01" (1/1) ... [2024-11-28 04:33:01,637 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:33:01,638 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:33:01,638 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:33:01,638 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:33:01,639 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:01" (1/1) ... [2024-11-28 04:33:01,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:33:01,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5278f5-a721-4db6-ac2b-66cfd3a5138f/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:33:01,679 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5278f5-a721-4db6-ac2b-66cfd3a5138f/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:33:01,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5278f5-a721-4db6-ac2b-66cfd3a5138f/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:33:01,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:33:01,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:33:01,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:33:01,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:33:01,829 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:33:01,831 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:33:01,849 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-28 04:33:02,490 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2024-11-28 04:33:02,490 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2024-11-28 04:33:02,567 INFO L? ?]: Removed 150 outVars from TransFormulas that were not future-live. [2024-11-28 04:33:02,567 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:33:02,588 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:33:02,590 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:33:02,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:33:02 BoogieIcfgContainer [2024-11-28 04:33:02,591 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:33:02,595 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:33:02,596 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:33:02,602 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:33:02,602 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:33:01" (1/3) ... [2024-11-28 04:33:02,603 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18ff03ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:33:02, skipping insertion in model container [2024-11-28 04:33:02,603 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:01" (2/3) ... [2024-11-28 04:33:02,603 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18ff03ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:33:02, skipping insertion in model container [2024-11-28 04:33:02,603 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:33:02" (3/3) ... [2024-11-28 04:33:02,605 INFO L128 eAbstractionObserver]: Analyzing ICFG s3_srvr_2.BV.c.cil.c [2024-11-28 04:33:02,623 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:33:02,625 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG s3_srvr_2.BV.c.cil.c that has 1 procedures, 193 locations, 1 initial locations, 1 loop locations, and 29 error locations. [2024-11-28 04:33:02,706 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:33:02,721 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;@1d720e7c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:33:02,722 INFO L334 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2024-11-28 04:33:02,728 INFO L276 IsEmpty]: Start isEmpty. Operand has 193 states, 163 states have (on average 1.7914110429447854) internal successors, (292), 192 states have internal predecessors, (292), 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 04:33:02,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-28 04:33:02,734 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:33:02,735 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-11-28 04:33:02,735 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2024-11-28 04:33:02,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:33:02,740 INFO L85 PathProgramCache]: Analyzing trace with hash 925612, now seen corresponding path program 1 times [2024-11-28 04:33:02,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:33:02,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414726923] [2024-11-28 04:33:02,747 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:33:02,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:33:02,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:33:03,085 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 04:33:03,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:33:03,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414726923] [2024-11-28 04:33:03,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414726923] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:33:03,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:33:03,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:33:03,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257062792] [2024-11-28 04:33:03,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:33:03,094 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:33:03,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:33:03,116 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:33:03,117 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:33:03,120 INFO L87 Difference]: Start difference. First operand has 193 states, 163 states have (on average 1.7914110429447854) internal successors, (292), 192 states have internal predecessors, (292), 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, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 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 04:33:03,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:33:03,197 INFO L93 Difference]: Finished difference Result 352 states and 539 transitions. [2024-11-28 04:33:03,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:33:03,202 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 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 4 [2024-11-28 04:33:03,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:33:03,211 INFO L225 Difference]: With dead ends: 352 [2024-11-28 04:33:03,211 INFO L226 Difference]: Without dead ends: 166 [2024-11-28 04:33:03,214 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 04:33:03,217 INFO L435 NwaCegarLoop]: 257 mSDtfsCounter, 250 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 264 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:33:03,218 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [250 Valid, 264 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:33:03,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2024-11-28 04:33:03,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 166. [2024-11-28 04:33:03,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 143 states have (on average 1.7622377622377623) internal successors, (252), 165 states have internal predecessors, (252), 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 04:33:03,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 252 transitions. [2024-11-28 04:33:03,278 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 252 transitions. Word has length 4 [2024-11-28 04:33:03,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:33:03,278 INFO L471 AbstractCegarLoop]: Abstraction has 166 states and 252 transitions. [2024-11-28 04:33:03,279 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 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 04:33:03,279 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 252 transitions. [2024-11-28 04:33:03,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-28 04:33:03,279 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:33:03,279 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-28 04:33:03,280 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 04:33:03,280 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2024-11-28 04:33:03,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:33:03,281 INFO L85 PathProgramCache]: Analyzing trace with hash 28694019, now seen corresponding path program 1 times [2024-11-28 04:33:03,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:33:03,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842829184] [2024-11-28 04:33:03,281 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:33:03,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:33:03,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:33:03,346 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:33:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:33:03,425 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 04:33:03,428 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 04:33:03,430 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 29 remaining) [2024-11-28 04:33:03,432 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 29 remaining) [2024-11-28 04:33:03,433 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 29 remaining) [2024-11-28 04:33:03,433 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 29 remaining) [2024-11-28 04:33:03,433 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 29 remaining) [2024-11-28 04:33:03,433 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 29 remaining) [2024-11-28 04:33:03,434 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 29 remaining) [2024-11-28 04:33:03,434 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 29 remaining) [2024-11-28 04:33:03,435 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 29 remaining) [2024-11-28 04:33:03,435 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 29 remaining) [2024-11-28 04:33:03,435 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 29 remaining) [2024-11-28 04:33:03,435 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 29 remaining) [2024-11-28 04:33:03,435 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 29 remaining) [2024-11-28 04:33:03,435 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 29 remaining) [2024-11-28 04:33:03,436 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 29 remaining) [2024-11-28 04:33:03,436 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 29 remaining) [2024-11-28 04:33:03,436 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 29 remaining) [2024-11-28 04:33:03,436 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 29 remaining) [2024-11-28 04:33:03,436 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 29 remaining) [2024-11-28 04:33:03,436 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 29 remaining) [2024-11-28 04:33:03,436 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 29 remaining) [2024-11-28 04:33:03,436 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 29 remaining) [2024-11-28 04:33:03,437 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 29 remaining) [2024-11-28 04:33:03,437 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 29 remaining) [2024-11-28 04:33:03,437 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 29 remaining) [2024-11-28 04:33:03,437 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 29 remaining) [2024-11-28 04:33:03,437 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 29 remaining) [2024-11-28 04:33:03,437 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 29 remaining) [2024-11-28 04:33:03,437 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 29 remaining) [2024-11-28 04:33:03,438 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 04:33:03,446 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-28 04:33:03,486 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 04:33:03,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:33:03 BoogieIcfgContainer [2024-11-28 04:33:03,497 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 04:33:03,498 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:33:03,498 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:33:03,498 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:33:03,499 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:33:02" (3/4) ... [2024-11-28 04:33:03,500 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-28 04:33:03,568 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 3. [2024-11-28 04:33:03,619 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5278f5-a721-4db6-ac2b-66cfd3a5138f/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 04:33:03,619 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5278f5-a721-4db6-ac2b-66cfd3a5138f/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 04:33:03,619 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:33:03,622 INFO L158 Benchmark]: Toolchain (without parser) took 2469.42ms. Allocated memory is still 142.6MB. Free memory was 101.1MB in the beginning and 66.5MB in the end (delta: 34.6MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2024-11-28 04:33:03,622 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:33:03,623 INFO L158 Benchmark]: CACSL2BoogieTranslator took 369.60ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 85.3MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:33:03,623 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.36ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 82.5MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:33:03,623 INFO L158 Benchmark]: Boogie Preprocessor took 62.38ms. Allocated memory is still 142.6MB. Free memory was 82.5MB in the beginning and 79.6MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:33:03,624 INFO L158 Benchmark]: RCFGBuilder took 955.06ms. Allocated memory is still 142.6MB. Free memory was 79.6MB in the beginning and 38.4MB in the end (delta: 41.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-28 04:33:03,624 INFO L158 Benchmark]: TraceAbstraction took 901.57ms. Allocated memory is still 142.6MB. Free memory was 37.7MB in the beginning and 72.0MB in the end (delta: -34.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:33:03,624 INFO L158 Benchmark]: Witness Printer took 122.56ms. Allocated memory is still 142.6MB. Free memory was 72.0MB in the beginning and 66.5MB in the end (delta: 5.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:33:03,626 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 369.60ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 85.3MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.36ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 82.5MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 62.38ms. Allocated memory is still 142.6MB. Free memory was 82.5MB in the beginning and 79.6MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 955.06ms. Allocated memory is still 142.6MB. Free memory was 79.6MB in the beginning and 38.4MB in the end (delta: 41.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * TraceAbstraction took 901.57ms. Allocated memory is still 142.6MB. Free memory was 37.7MB in the beginning and 72.0MB in the end (delta: -34.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 122.56ms. Allocated memory is still 142.6MB. Free memory was 72.0MB in the beginning and 66.5MB in the end (delta: 5.5MB). Peak memory consumption was 8.4MB. 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 - CounterExampleResult [Line: 93]: integer overflow possible integer overflow possible We found a FailurePath: [L688] int s ; [L689] int tmp ; [L693] s = 8464 [L694] CALL ssl3_accept(s) [L19] int s__info_callback = __VERIFIER_nondet_int(); [L20] int s__in_handshake = __VERIFIER_nondet_int(); [L21] int s__state ; [L22] int s__new_session ; [L23] int s__server ; [L24] int s__version = __VERIFIER_nondet_int(); [L25] int s__type ; [L26] int s__init_num ; [L27] int s__hit = __VERIFIER_nondet_int(); [L28] int s__rwstate ; [L29] int s__init_buf___0 ; [L30] int s__debug = __VERIFIER_nondet_int(); [L31] int s__shutdown ; [L32] int s__cert = __VERIFIER_nondet_int(); [L33] int s__options = __VERIFIER_nondet_int(); [L34] int s__verify_mode = __VERIFIER_nondet_int(); [L35] int s__session__peer = __VERIFIER_nondet_int(); [L36] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int(); [L37] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L38] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int(); [L39] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int(); [L40] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int(); [L41] int s__s3__tmp__cert_request ; [L42] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L43] int s__s3__tmp__use_rsa_tmp ; [L44] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L45] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L46] int s__s3__tmp__next_state___0 = __VERIFIER_nondet_int(); [L47] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int(); [L48] int s__session__cipher ; [L49] int buf ; [L50] unsigned long l ; [L51] unsigned long Time ; [L52] unsigned long tmp ; [L53] int cb ; [L54] long num1 = __VERIFIER_nondet_long(); [L55] int ret ; [L56] int new_state ; [L57] int state ; [L58] int skip ; [L59] int got_new_session ; [L60] int tmp___1 = __VERIFIER_nondet_int(); [L61] int tmp___2 = __VERIFIER_nondet_int(); [L62] int tmp___3 = __VERIFIER_nondet_int(); [L63] int tmp___4 = __VERIFIER_nondet_int(); [L64] int tmp___5 = __VERIFIER_nondet_int(); [L65] int tmp___6 = __VERIFIER_nondet_int(); [L66] int tmp___7 ; [L67] long tmp___8 = __VERIFIER_nondet_long(); [L68] int tmp___9 = __VERIFIER_nondet_int(); [L69] int tmp___10 = __VERIFIER_nondet_int(); [L70] int blastFlag ; [L71] int ag_X = __VERIFIER_nondet_int(); [L72] int ag_Y = __VERIFIER_nondet_int(); [L73] int __retres69 ; [L76] s__state = initial_state [L77] blastFlag = 0 [L78] tmp = __VERIFIER_nondet_int() [L79] Time = tmp [L80] cb = 0 [L81] ret = -1 [L82] skip = 0 [L83] got_new_session = 0 VAL [ag_X=0, ag_Y=0, blastFlag=0, cb=0, got_new_session=0, num1=0, ret=-1, s__cert=0, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=2147483647, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__next_state___0=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, tmp___10=0, tmp___1=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L84] COND TRUE s__info_callback != 0 [L85] cb = s__info_callback VAL [ag_X=0, ag_Y=0, blastFlag=0, cb=1, got_new_session=0, num1=0, ret=-1, s__cert=0, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=2147483647, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__next_state___0=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, tmp___10=0, tmp___1=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L93] s__in_handshake + 1 VAL [ag_X=0, ag_Y=0, blastFlag=0, cb=1, got_new_session=0, num1=0, ret=-1, s__cert=0, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__next_state___0=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, tmp___10=0, tmp___1=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] - UnprovableResult [Line: 93]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 95]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 95]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 233]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 233]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 274]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 275]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 275]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 277]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 277]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 313]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 313]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 313]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 313]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 379]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 379]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 404]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 404]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 406]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 406]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 416]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 416]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 584]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 584]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 671]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 671]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 193 locations, 29 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 250 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 250 mSDsluCounter, 264 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 257 mSDtfsCounter, 12 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=193occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 11 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-11-28 04:33:03,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5278f5-a721-4db6-ac2b-66cfd3a5138f/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)