./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/openssl/s3_srvr.blast.15.i.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.15.i.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV --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 e559d44f6ee539bed570b1939999945f6f48ca1506c283f526f35c026a08bf8f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:44:59,938 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:45:00,015 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:45:00,020 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:45:00,021 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:45:00,048 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:45:00,050 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:45:00,050 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:45:00,051 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:45:00,052 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:45:00,053 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:45:00,053 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:45:00,054 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:45:00,054 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:45:00,055 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:45:00,056 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:45:00,056 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:45:00,057 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:45:00,058 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:45:00,058 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:45:00,059 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:45:00,060 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:45:00,060 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:45:00,061 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:45:00,061 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:45:00,062 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:45:00,062 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:45:00,063 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:45:00,064 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:45:00,064 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:45:00,065 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:45:00,065 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:45:00,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:45:00,066 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:45:00,067 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_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e559d44f6ee539bed570b1939999945f6f48ca1506c283f526f35c026a08bf8f [2023-11-11 23:45:00,385 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:45:00,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:45:00,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:45:00,426 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:45:00,427 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:45:00,428 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/openssl/s3_srvr.blast.15.i.cil-2.c [2023-11-11 23:45:03,585 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:45:03,958 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:45:03,959 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/sv-benchmarks/c/openssl/s3_srvr.blast.15.i.cil-2.c [2023-11-11 23:45:03,998 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/data/0c3972ebe/0b989bd2eb7b4683915bbd3eb2ef154d/FLAG33b5536ec [2023-11-11 23:45:04,022 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/data/0c3972ebe/0b989bd2eb7b4683915bbd3eb2ef154d [2023-11-11 23:45:04,033 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:45:04,035 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:45:04,037 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:45:04,037 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:45:04,044 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:45:04,045 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:45:04" (1/1) ... [2023-11-11 23:45:04,046 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a954001 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:04, skipping insertion in model container [2023-11-11 23:45:04,047 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:45:04" (1/1) ... [2023-11-11 23:45:04,146 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:45:04,661 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:45:04,681 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:45:04,930 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:45:04,959 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:45:04,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:04 WrapperNode [2023-11-11 23:45:04,960 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:45:04,962 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:45:04,962 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:45:04,962 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:45:04,972 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:04" (1/1) ... [2023-11-11 23:45:05,030 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:04" (1/1) ... [2023-11-11 23:45:05,142 INFO L138 Inliner]: procedures = 31, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 940 [2023-11-11 23:45:05,143 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:45:05,144 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:45:05,144 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:45:05,144 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:45:05,155 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:04" (1/1) ... [2023-11-11 23:45:05,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:04" (1/1) ... [2023-11-11 23:45:05,175 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:04" (1/1) ... [2023-11-11 23:45:05,176 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:04" (1/1) ... [2023-11-11 23:45:05,246 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:04" (1/1) ... [2023-11-11 23:45:05,262 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:04" (1/1) ... [2023-11-11 23:45:05,266 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:04" (1/1) ... [2023-11-11 23:45:05,271 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:04" (1/1) ... [2023-11-11 23:45:05,279 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:45:05,280 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:45:05,280 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:45:05,280 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:45:05,281 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:04" (1/1) ... [2023-11-11 23:45:05,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:45:05,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:45:05,328 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:45:05,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:45:05,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:45:05,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:45:05,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:45:05,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:45:05,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:45:05,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:45:05,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:45:05,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:45:05,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:45:05,678 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:45:05,680 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:45:05,707 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-11 23:45:10,812 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##103: assume !false; [2023-11-11 23:45:10,813 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##102: assume false; [2023-11-11 23:45:10,813 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:45:11,340 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:45:11,340 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:45:11,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:45:11 BoogieIcfgContainer [2023-11-11 23:45:11,345 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:45:11,346 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:45:11,347 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:45:11,390 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:45:11,390 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:45:11" (1/1) ... [2023-11-11 23:45:11,405 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:45:11,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:11,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 136 states and 219 transitions. [2023-11-11 23:45:11,505 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 219 transitions. [2023-11-11 23:45:11,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-11 23:45:11,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:11,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:12,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:45:12,419 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:45:12,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:45:16,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:45:16,943 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:45:27,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-11 23:45:27,031 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:45:27,035 INFO L158 Benchmark]: Toolchain (without parser) took 22999.66ms. Allocated memory was 155.2MB in the beginning and 197.1MB in the end (delta: 41.9MB). Free memory was 110.3MB in the beginning and 87.1MB in the end (delta: 23.2MB). Peak memory consumption was 67.6MB. Max. memory is 16.1GB. [2023-11-11 23:45:27,036 INFO L158 Benchmark]: CDTParser took 0.70ms. Allocated memory is still 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:45:27,037 INFO L158 Benchmark]: CACSL2BoogieTranslator took 923.51ms. Allocated memory is still 155.2MB. Free memory was 110.3MB in the beginning and 77.8MB in the end (delta: 32.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-11 23:45:27,037 INFO L158 Benchmark]: Boogie Procedure Inliner took 181.58ms. Allocated memory is still 155.2MB. Free memory was 77.8MB in the beginning and 72.4MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:45:27,038 INFO L158 Benchmark]: Boogie Preprocessor took 135.01ms. Allocated memory is still 155.2MB. Free memory was 72.4MB in the beginning and 64.8MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-11 23:45:27,038 INFO L158 Benchmark]: RCFGBuilder took 6065.10ms. Allocated memory is still 155.2MB. Free memory was 64.8MB in the beginning and 49.5MB in the end (delta: 15.3MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2023-11-11 23:45:27,039 INFO L158 Benchmark]: CodeCheck took 15687.41ms. Allocated memory was 155.2MB in the beginning and 197.1MB in the end (delta: 41.9MB). Free memory was 49.5MB in the beginning and 87.1MB in the end (delta: -37.7MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2023-11-11 23:45:27,043 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70ms. Allocated memory is still 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 923.51ms. Allocated memory is still 155.2MB. Free memory was 110.3MB in the beginning and 77.8MB in the end (delta: 32.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 181.58ms. Allocated memory is still 155.2MB. Free memory was 77.8MB in the beginning and 72.4MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 135.01ms. Allocated memory is still 155.2MB. Free memory was 72.4MB in the beginning and 64.8MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 6065.10ms. Allocated memory is still 155.2MB. Free memory was 64.8MB in the beginning and 49.5MB in the end (delta: 15.3MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * CodeCheck took 15687.41ms. Allocated memory was 155.2MB in the beginning and 197.1MB in the end (delta: 41.9MB). Free memory was 49.5MB in the beginning and 87.1MB in the end (delta: -37.7MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:45:27,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.15.i.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV --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 e559d44f6ee539bed570b1939999945f6f48ca1506c283f526f35c026a08bf8f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:45:29,741 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:45:29,885 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:45:29,931 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:45:29,932 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:45:29,933 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:45:29,934 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:45:29,934 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:45:29,935 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:45:29,940 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:45:29,941 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:45:29,941 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:45:29,941 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:45:29,943 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:45:29,943 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:45:29,944 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:45:29,944 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:45:29,945 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:45:29,945 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:45:29,945 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:45:29,946 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:45:29,946 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:45:29,946 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:45:29,947 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:45:29,947 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:45:29,948 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:45:29,948 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:45:29,948 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:45:29,949 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:45:29,949 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:45:29,950 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:45:29,950 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:45:29,951 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:45:29,951 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:45:29,951 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:45:29,951 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:45:29,952 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:45:29,952 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:45:29,952 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:45:29,953 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e559d44f6ee539bed570b1939999945f6f48ca1506c283f526f35c026a08bf8f [2023-11-11 23:45:30,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:45:30,428 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:45:30,431 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:45:30,432 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:45:30,433 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:45:30,434 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/openssl/s3_srvr.blast.15.i.cil-2.c [2023-11-11 23:45:33,483 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:45:33,911 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:45:33,911 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/sv-benchmarks/c/openssl/s3_srvr.blast.15.i.cil-2.c [2023-11-11 23:45:33,953 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/data/af9c7a718/3c49a1c6d4f44689a8baa685a6a77a99/FLAG736edbc66 [2023-11-11 23:45:33,975 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/data/af9c7a718/3c49a1c6d4f44689a8baa685a6a77a99 [2023-11-11 23:45:33,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:45:33,988 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:45:33,994 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:45:33,994 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:45:34,000 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:45:34,001 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:45:33" (1/1) ... [2023-11-11 23:45:34,002 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a9494fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:34, skipping insertion in model container [2023-11-11 23:45:34,003 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:45:33" (1/1) ... [2023-11-11 23:45:34,084 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:45:34,549 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:45:34,581 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-11 23:45:34,596 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:45:34,752 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:45:34,759 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:45:34,900 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:45:34,929 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:45:34,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:34 WrapperNode [2023-11-11 23:45:34,929 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:45:34,931 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:45:34,931 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:45:34,931 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:45:34,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:34" (1/1) ... [2023-11-11 23:45:34,991 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:34" (1/1) ... [2023-11-11 23:45:35,049 INFO L138 Inliner]: procedures = 35, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 818 [2023-11-11 23:45:35,049 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:45:35,050 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:45:35,050 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:45:35,050 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:45:35,075 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:34" (1/1) ... [2023-11-11 23:45:35,076 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:34" (1/1) ... [2023-11-11 23:45:35,101 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:34" (1/1) ... [2023-11-11 23:45:35,102 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:34" (1/1) ... [2023-11-11 23:45:35,196 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:34" (1/1) ... [2023-11-11 23:45:35,225 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:34" (1/1) ... [2023-11-11 23:45:35,229 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:34" (1/1) ... [2023-11-11 23:45:35,233 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:34" (1/1) ... [2023-11-11 23:45:35,257 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:45:35,258 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:45:35,258 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:45:35,259 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:45:35,260 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:34" (1/1) ... [2023-11-11 23:45:35,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:45:35,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:45:35,310 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:45:35,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:45:35,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:45:35,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:45:35,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:45:35,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:45:35,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:45:35,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:45:35,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:45:35,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:45:35,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:45:35,612 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:45:35,613 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:45:35,642 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-11 23:45:55,770 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2023-11-11 23:45:55,771 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2023-11-11 23:45:55,771 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:45:56,207 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:45:56,207 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:45:56,211 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:45:56 BoogieIcfgContainer [2023-11-11 23:45:56,211 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:45:56,213 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:45:56,213 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:45:56,223 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:45:56,223 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:45:56" (1/1) ... [2023-11-11 23:45:56,233 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:45:56,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:56,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 136 states and 219 transitions. [2023-11-11 23:45:56,312 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 219 transitions. [2023-11-11 23:45:56,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-11 23:45:56,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:56,318 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:45:56,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:45:56,324 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:45:56,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-11 23:45:57,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:57,044 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:45:57,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:57,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:45:57,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:57,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:57,622 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:45:57,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f748350-28a7-414e-afd3-159e3fdffff1/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0