./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_3.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0554b8-c65c-43ae-ae31-cd457c35d9c2/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0554b8-c65c-43ae-ae31-cd457c35d9c2/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0554b8-c65c-43ae-ae31-cd457c35d9c2/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0554b8-c65c-43ae-ae31-cd457c35d9c2/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_3.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0554b8-c65c-43ae-ae31-cd457c35d9c2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0554b8-c65c-43ae-ae31-cd457c35d9c2/bin/ukojak-verify-ImItNfHLgk --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 156a7df3c130cf841d56ae27a05a074acd1f22e0e9925497eb8fa958d644c880 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:28:28,503 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:28:28,572 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0554b8-c65c-43ae-ae31-cd457c35d9c2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 23:28:28,576 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:28:28,577 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:28:28,602 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:28:28,603 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:28:28,603 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:28:28,604 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:28:28,605 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:28:28,605 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:28:28,606 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:28:28,606 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:28:28,607 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:28:28,608 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:28:28,608 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:28:28,609 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:28:28,609 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:28:28,610 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:28:28,610 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:28:28,611 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:28:28,612 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:28:28,612 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:28:28,613 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:28:28,613 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:28:28,614 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:28:28,614 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:28:28,615 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:28:28,616 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:28:28,616 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:28:28,617 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:28:28,617 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:28:28,618 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:28:28,618 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:28:28,618 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:28:28,619 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0554b8-c65c-43ae-ae31-cd457c35d9c2/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0554b8-c65c-43ae-ae31-cd457c35d9c2/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 156a7df3c130cf841d56ae27a05a074acd1f22e0e9925497eb8fa958d644c880 [2024-11-08 23:28:28,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:28:28,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:28:28,988 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:28:28,991 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:28:28,992 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:28:28,994 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0554b8-c65c-43ae-ae31-cd457c35d9c2/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/bitvector/s3_srvr_3.BV.c.cil.c Unable to find full path for "g++" [2024-11-08 23:28:31,443 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:28:31,754 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:28:31,755 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0554b8-c65c-43ae-ae31-cd457c35d9c2/sv-benchmarks/c/bitvector/s3_srvr_3.BV.c.cil.c [2024-11-08 23:28:31,787 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0554b8-c65c-43ae-ae31-cd457c35d9c2/bin/ukojak-verify-ImItNfHLgk/data/98ba48e3b/1298bbaa7242429eb73f32ed8eb34ffa/FLAGde2782f5f [2024-11-08 23:28:31,813 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0554b8-c65c-43ae-ae31-cd457c35d9c2/bin/ukojak-verify-ImItNfHLgk/data/98ba48e3b/1298bbaa7242429eb73f32ed8eb34ffa [2024-11-08 23:28:31,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:28:31,821 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:28:31,825 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:28:31,826 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:28:31,835 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:28:31,836 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:28:31" (1/1) ... [2024-11-08 23:28:31,841 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f10e5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:31, skipping insertion in model container [2024-11-08 23:28:31,842 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:28:31" (1/1) ... [2024-11-08 23:28:31,925 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:28:32,264 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:28:32,278 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:28:32,360 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:28:32,384 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:28:32,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:32 WrapperNode [2024-11-08 23:28:32,385 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:28:32,386 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:28:32,387 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:28:32,387 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:28:32,397 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:32" (1/1) ... [2024-11-08 23:28:32,414 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:32" (1/1) ... [2024-11-08 23:28:32,474 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 668 [2024-11-08 23:28:32,474 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:28:32,475 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:28:32,476 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:28:32,476 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:28:32,489 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:32" (1/1) ... [2024-11-08 23:28:32,490 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:32" (1/1) ... [2024-11-08 23:28:32,495 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:32" (1/1) ... [2024-11-08 23:28:32,496 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:32" (1/1) ... [2024-11-08 23:28:32,522 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:32" (1/1) ... [2024-11-08 23:28:32,545 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:32" (1/1) ... [2024-11-08 23:28:32,548 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:32" (1/1) ... [2024-11-08 23:28:32,551 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:32" (1/1) ... [2024-11-08 23:28:32,556 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:28:32,557 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:28:32,558 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:28:32,558 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:28:32,559 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:32" (1/1) ... [2024-11-08 23:28:32,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:28:32,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0554b8-c65c-43ae-ae31-cd457c35d9c2/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:28:32,605 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0554b8-c65c-43ae-ae31-cd457c35d9c2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:28:32,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0554b8-c65c-43ae-ae31-cd457c35d9c2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:28:32,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:28:32,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:28:32,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:28:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:28:32,777 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:28:32,780 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:28:32,807 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-08 23:28:33,737 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##103: assume !false; [2024-11-08 23:28:33,737 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##102: assume false; [2024-11-08 23:28:33,834 INFO L? ?]: Removed 140 outVars from TransFormulas that were not future-live. [2024-11-08 23:28:33,834 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:28:34,211 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:28:34,211 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:28:34,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:28:34 BoogieIcfgContainer [2024-11-08 23:28:34,212 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:28:34,213 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:28:34,214 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:28:34,252 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:28:34,252 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:28:34" (1/1) ... [2024-11-08 23:28:34,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:28:34,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:28:34,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 135 states and 216 transitions. [2024-11-08 23:28:34,359 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 216 transitions. [2024-11-08 23:28:34,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 23:28:34,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:28:34,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:28:34,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:28:34,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:28:34,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:28:34,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 134 states and 215 transitions. [2024-11-08 23:28:34,765 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 215 transitions. [2024-11-08 23:28:34,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:28:34,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:28:34,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:28:34,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:28:34,807 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:28:34,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:28:34,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:28:34,922 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:28:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:28:34,979 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:28:35,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:28:35 ImpRootNode [2024-11-08 23:28:35,036 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:28:35,037 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:28:35,037 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:28:35,037 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:28:35,038 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:28:34" (3/4) ... [2024-11-08 23:28:35,039 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-08 23:28:35,141 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0554b8-c65c-43ae-ae31-cd457c35d9c2/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:28:35,141 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:28:35,142 INFO L158 Benchmark]: Toolchain (without parser) took 3321.32ms. Allocated memory was 136.3MB in the beginning and 205.5MB in the end (delta: 69.2MB). Free memory was 95.2MB in the beginning and 140.9MB in the end (delta: -45.7MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2024-11-08 23:28:35,143 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 136.3MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:28:35,143 INFO L158 Benchmark]: CACSL2BoogieTranslator took 560.74ms. Allocated memory is still 136.3MB. Free memory was 95.2MB in the beginning and 77.0MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:28:35,144 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.49ms. Allocated memory is still 136.3MB. Free memory was 77.0MB in the beginning and 73.6MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:28:35,144 INFO L158 Benchmark]: Boogie Preprocessor took 81.02ms. Allocated memory is still 136.3MB. Free memory was 73.6MB in the beginning and 70.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:28:35,145 INFO L158 Benchmark]: RCFGBuilder took 1655.00ms. Allocated memory was 136.3MB in the beginning and 205.5MB in the end (delta: 69.2MB). Free memory was 70.6MB in the beginning and 102.8MB in the end (delta: -32.2MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. [2024-11-08 23:28:35,145 INFO L158 Benchmark]: CodeCheck took 822.62ms. Allocated memory is still 205.5MB. Free memory was 102.6MB in the beginning and 144.1MB in the end (delta: -41.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:28:35,146 INFO L158 Benchmark]: Witness Printer took 104.90ms. Allocated memory is still 205.5MB. Free memory was 144.1MB in the beginning and 140.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:28:35,152 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 135 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 0 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 91]: integer overflow possible integer overflow possible We found a FailurePath: [L685] int s ; [L686] int tmp ; [L690] s = 8464 [L691] 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 ; [L39] int s__ctx__stats__sess_accept ; [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 ; [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 __retres67 ; [L74] s__state = initial_state [L75] blastFlag = 0 [L76] tmp = __VERIFIER_nondet_int() [L77] Time = tmp [L78] cb = 0 [L79] ret = -1 [L80] skip = 0 [L81] got_new_session = 0 [L82] COND TRUE s__info_callback != 0 [L83] cb = s__info_callback VAL [blastFlag=0, cb=1, got_new_session=0, num1=0, ret=-1, s__cert=0, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept_good=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__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] [L91] s__in_handshake + 1 VAL [blastFlag=0, cb=1, got_new_session=0, num1=0, ret=-1, s__cert=0, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept_good=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__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] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 136.3MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 560.74ms. Allocated memory is still 136.3MB. Free memory was 95.2MB in the beginning and 77.0MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.49ms. Allocated memory is still 136.3MB. Free memory was 77.0MB in the beginning and 73.6MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.02ms. Allocated memory is still 136.3MB. Free memory was 73.6MB in the beginning and 70.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1655.00ms. Allocated memory was 136.3MB in the beginning and 205.5MB in the end (delta: 69.2MB). Free memory was 70.6MB in the beginning and 102.8MB in the end (delta: -32.2MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. * CodeCheck took 822.62ms. Allocated memory is still 205.5MB. Free memory was 102.6MB in the beginning and 144.1MB in the end (delta: -41.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 104.90ms. Allocated memory is still 205.5MB. Free memory was 144.1MB in the beginning and 140.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-08 23:28:35,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0554b8-c65c-43ae-ae31-cd457c35d9c2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)