./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_2_alt.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c57b3e2-a2c0-4abd-8ca8-07d1f4e9c1b4/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c57b3e2-a2c0-4abd-8ca8-07d1f4e9c1b4/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c57b3e2-a2c0-4abd-8ca8-07d1f4e9c1b4/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c57b3e2-a2c0-4abd-8ca8-07d1f4e9c1b4/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_2_alt.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c57b3e2-a2c0-4abd-8ca8-07d1f4e9c1b4/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c57b3e2-a2c0-4abd-8ca8-07d1f4e9c1b4/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --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 a65775523b68e5f1491e65fb55bccc0472a03474453d723fe603a65fa975995c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:16:16,426 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:16:16,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:16:16,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:16:16,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:16:16,503 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:16:16,505 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:16:16,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:16:16,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:16:16,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:16:16,521 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:16:16,522 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:16:16,523 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:16:16,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:16:16,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:16:16,535 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:16:16,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:16:16,538 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:16:16,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:16:16,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:16:16,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:16:16,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:16:16,552 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:16:16,553 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:16:16,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:16:16,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:16:16,565 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:16:16,567 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:16:16,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:16:16,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:16:16,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:16:16,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:16:16,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:16:16,574 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:16:16,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:16:16,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:16:16,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:16:16,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:16:16,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:16:16,578 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:16:16,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:16:16,580 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c57b3e2-a2c0-4abd-8ca8-07d1f4e9c1b4/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-22 23:16:16,625 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:16:16,626 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:16:16,627 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:16:16,627 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:16:16,628 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:16:16,628 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:16:16,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:16:16,629 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:16:16,629 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 23:16:16,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:16:16,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:16:16,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:16:16,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:16:16,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:16:16,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:16:16,631 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-22 23:16:16,632 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:16:16,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:16:16,632 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:16:16,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:16:16,632 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:16:16,633 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:16:16,633 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:16:16,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:16:16,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:16:16,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:16:16,634 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:16:16,634 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:16:16,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:16:16,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:16:16,635 INFO L138 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_6c57b3e2-a2c0-4abd-8ca8-07d1f4e9c1b4/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c57b3e2-a2c0-4abd-8ca8-07d1f4e9c1b4/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a65775523b68e5f1491e65fb55bccc0472a03474453d723fe603a65fa975995c [2021-11-22 23:16:16,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:16:16,953 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:16:16,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:16:16,958 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:16:16,959 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:16:16,960 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c57b3e2-a2c0-4abd-8ca8-07d1f4e9c1b4/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/bitvector/s3_srvr_2_alt.BV.c.cil.c [2021-11-22 23:16:17,039 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c57b3e2-a2c0-4abd-8ca8-07d1f4e9c1b4/bin/ukojak-LBtLqBUTdQ/data/3279744b9/d8cd7c85625d400da3985d367f70c5a9/FLAG698b58558 [2021-11-22 23:16:17,558 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:16:17,559 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c57b3e2-a2c0-4abd-8ca8-07d1f4e9c1b4/sv-benchmarks/c/bitvector/s3_srvr_2_alt.BV.c.cil.c [2021-11-22 23:16:17,578 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c57b3e2-a2c0-4abd-8ca8-07d1f4e9c1b4/bin/ukojak-LBtLqBUTdQ/data/3279744b9/d8cd7c85625d400da3985d367f70c5a9/FLAG698b58558 [2021-11-22 23:16:17,905 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c57b3e2-a2c0-4abd-8ca8-07d1f4e9c1b4/bin/ukojak-LBtLqBUTdQ/data/3279744b9/d8cd7c85625d400da3985d367f70c5a9 [2021-11-22 23:16:17,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:16:17,908 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:16:17,910 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:16:17,910 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:16:17,913 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:16:17,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:16:17" (1/1) ... [2021-11-22 23:16:17,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44408bb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:16:17, skipping insertion in model container [2021-11-22 23:16:17,915 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:16:17" (1/1) ... [2021-11-22 23:16:17,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:16:17,975 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:16:18,276 WARN L230 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_6c57b3e2-a2c0-4abd-8ca8-07d1f4e9c1b4/sv-benchmarks/c/bitvector/s3_srvr_2_alt.BV.c.cil.c[44675,44688] [2021-11-22 23:16:18,282 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:16:18,290 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:16:18,359 WARN L230 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_6c57b3e2-a2c0-4abd-8ca8-07d1f4e9c1b4/sv-benchmarks/c/bitvector/s3_srvr_2_alt.BV.c.cil.c[44675,44688] [2021-11-22 23:16:18,362 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:16:18,391 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:16:18,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:16:18 WrapperNode [2021-11-22 23:16:18,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:16:18,393 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:16:18,393 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:16:18,393 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:16:18,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:16:18" (1/1) ... [2021-11-22 23:16:18,411 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:16:18" (1/1) ... [2021-11-22 23:16:18,450 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 565 [2021-11-22 23:16:18,451 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:16:18,451 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:16:18,451 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:16:18,452 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:16:18,460 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:16:18" (1/1) ... [2021-11-22 23:16:18,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:16:18" (1/1) ... [2021-11-22 23:16:18,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:16:18" (1/1) ... [2021-11-22 23:16:18,464 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:16:18" (1/1) ... [2021-11-22 23:16:18,473 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:16:18" (1/1) ... [2021-11-22 23:16:18,481 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:16:18" (1/1) ... [2021-11-22 23:16:18,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:16:18" (1/1) ... [2021-11-22 23:16:18,488 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:16:18,489 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:16:18,489 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:16:18,489 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:16:18,491 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:16:18" (1/1) ... [2021-11-22 23:16:18,512 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:16:18,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c57b3e2-a2c0-4abd-8ca8-07d1f4e9c1b4/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:16:18,547 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c57b3e2-a2c0-4abd-8ca8-07d1f4e9c1b4/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:16:18,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c57b3e2-a2c0-4abd-8ca8-07d1f4e9c1b4/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:16:18,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:16:18,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:16:18,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:16:18,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:16:18,681 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:16:18,683 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:16:18,721 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-22 23:16:19,389 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-11-22 23:16:19,390 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-11-22 23:16:19,390 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:16:19,485 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:16:19,485 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 23:16:19,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:16:19 BoogieIcfgContainer [2021-11-22 23:16:19,488 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:16:19,489 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:16:19,489 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:16:19,499 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:16:19,500 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:16:19" (1/1) ... [2021-11-22 23:16:19,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:16:19,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:19,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 163 states and 244 transitions. [2021-11-22 23:16:19,569 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 244 transitions. [2021-11-22 23:16:19,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-22 23:16:19,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:19,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:19,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:16:19,678 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 23:16:19,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:16:19,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:16:19,841 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 23:16:19,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:16:19,912 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2021-11-22 23:16:19,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 11:16:19 ImpRootNode [2021-11-22 23:16:19,942 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-22 23:16:19,943 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 23:16:19,943 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 23:16:19,943 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 23:16:19,944 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:16:19" (3/4) ... [2021-11-22 23:16:19,945 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-22 23:16:20,011 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c57b3e2-a2c0-4abd-8ca8-07d1f4e9c1b4/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-22 23:16:20,012 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 23:16:20,013 INFO L158 Benchmark]: Toolchain (without parser) took 2103.95ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 51.2MB in the beginning and 68.2MB in the end (delta: -17.1MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. [2021-11-22 23:16:20,013 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 86.0MB. Free memory was 58.9MB in the beginning and 58.9MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:16:20,014 INFO L158 Benchmark]: CACSL2BoogieTranslator took 482.25ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 51.0MB in the beginning and 76.6MB in the end (delta: -25.7MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2021-11-22 23:16:20,014 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.89ms. Allocated memory is still 104.9MB. Free memory was 76.6MB in the beginning and 73.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 23:16:20,015 INFO L158 Benchmark]: Boogie Preprocessor took 37.21ms. Allocated memory is still 104.9MB. Free memory was 73.6MB in the beginning and 71.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:16:20,015 INFO L158 Benchmark]: RCFGBuilder took 999.19ms. Allocated memory is still 104.9MB. Free memory was 71.5MB in the beginning and 53.6MB in the end (delta: 17.8MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2021-11-22 23:16:20,016 INFO L158 Benchmark]: CodeCheck took 453.09ms. Allocated memory is still 104.9MB. Free memory was 53.6MB in the beginning and 71.9MB in the end (delta: -18.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:16:20,016 INFO L158 Benchmark]: Witness Printer took 68.92ms. Allocated memory is still 104.9MB. Free memory was 71.9MB in the beginning and 68.2MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 23:16:20,023 INFO L339 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, 163 locations, 29 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 93]: integer overflow possible integer overflow possible We found a FailurePath: [L687] int s ; [L688] int tmp ; [L692] s = 8464 [L693] 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 = __VERIFIER_nondet_int(); [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 [L84] COND TRUE s__info_callback != 0 [L85] cb = s__info_callback VAL [\old(initial_state)=8464, ag_X=0, ag_Y=0, blastFlag=0, cb=-1, got_new_session=0, initial_state=8464, 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__init_buf___0=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, Time=0, tmp=0, tmp___1=0, tmp___10=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 [\old(initial_state)=8464, ag_X=0, ag_Y=0, blastFlag=0, cb=-1, got_new_session=0, initial_state=8464, 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__init_buf___0=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, Time=0, tmp=0, tmp___1=0, tmp___10=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 0.30ms. Allocated memory is still 86.0MB. Free memory was 58.9MB in the beginning and 58.9MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 482.25ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 51.0MB in the beginning and 76.6MB in the end (delta: -25.7MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.89ms. Allocated memory is still 104.9MB. Free memory was 76.6MB in the beginning and 73.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.21ms. Allocated memory is still 104.9MB. Free memory was 73.6MB in the beginning and 71.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 999.19ms. Allocated memory is still 104.9MB. Free memory was 71.5MB in the beginning and 53.6MB in the end (delta: 17.8MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. * CodeCheck took 453.09ms. Allocated memory is still 104.9MB. Free memory was 53.6MB in the beginning and 71.9MB in the end (delta: -18.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 68.92ms. Allocated memory is still 104.9MB. Free memory was 71.9MB in the beginning and 68.2MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2021-11-22 23:16:20,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c57b3e2-a2c0-4abd-8ca8-07d1f4e9c1b4/bin/ukojak-LBtLqBUTdQ/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)