./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/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_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/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_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/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 be72ada7daf51b9672b82550c90021fecf4891e35726a3813c73070b244ac267 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:05:56,391 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:05:56,570 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:05:56,577 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:05:56,579 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:05:56,621 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:05:56,623 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:05:56,624 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:05:56,625 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:05:56,631 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:05:56,632 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:05:56,633 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:05:56,633 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:05:56,635 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:05:56,636 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:05:56,636 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:05:56,636 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:05:56,637 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:05:56,637 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:05:56,638 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:05:56,638 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:05:56,639 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:05:56,639 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:05:56,640 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:05:56,640 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:05:56,641 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:05:56,642 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:05:56,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:56,643 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:05:56,644 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:05:56,645 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:05:56,645 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:05:56,646 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:05:56,646 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:05:56,646 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_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be72ada7daf51b9672b82550c90021fecf4891e35726a3813c73070b244ac267 [2023-11-12 00:05:57,023 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:05:57,058 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:05:57,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:05:57,062 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:05:57,063 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:05:57,065 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c [2023-11-12 00:06:00,185 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:06:00,636 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:06:00,641 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c [2023-11-12 00:06:00,671 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/data/b7a400df8/a9eecbad8bc94a9aa7c447dc6ca87dac/FLAG26a2d7484 [2023-11-12 00:06:00,689 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/data/b7a400df8/a9eecbad8bc94a9aa7c447dc6ca87dac [2023-11-12 00:06:00,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:06:00,698 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:06:00,702 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:00,702 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:06:00,708 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:06:00,710 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:00" (1/1) ... [2023-11-12 00:06:00,711 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@306f03bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:00, skipping insertion in model container [2023-11-12 00:06:00,711 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:00" (1/1) ... [2023-11-12 00:06:00,809 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:06:01,239 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:01,257 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:06:01,490 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:01,524 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:06:01,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:01 WrapperNode [2023-11-12 00:06:01,525 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:01,527 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:01,527 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:06:01,527 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:06:01,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:01" (1/1) ... [2023-11-12 00:06:01,583 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:01" (1/1) ... [2023-11-12 00:06:01,711 INFO L138 Inliner]: procedures = 31, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 932 [2023-11-12 00:06:01,712 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:01,734 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:06:01,735 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:06:01,735 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:06:01,745 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:01" (1/1) ... [2023-11-12 00:06:01,745 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:01" (1/1) ... [2023-11-12 00:06:01,764 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:01" (1/1) ... [2023-11-12 00:06:01,768 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:01" (1/1) ... [2023-11-12 00:06:01,833 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:01" (1/1) ... [2023-11-12 00:06:01,843 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:01" (1/1) ... [2023-11-12 00:06:01,861 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:01" (1/1) ... [2023-11-12 00:06:01,865 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:01" (1/1) ... [2023-11-12 00:06:01,879 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:06:01,883 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:06:01,883 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:06:01,883 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:06:01,884 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:01" (1/1) ... [2023-11-12 00:06:01,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:01,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:06:01,920 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:06:01,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:06:01,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:06:01,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:06:01,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:06:01,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:06:01,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:06:01,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:06:01,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:06:01,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:06:01,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:06:02,227 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:06:02,230 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:06:02,280 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 00:06:06,927 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##103: assume !false; [2023-11-12 00:06:06,928 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##102: assume false; [2023-11-12 00:06:06,928 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:06:07,340 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:06:07,340 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:06:07,343 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:06:07 BoogieIcfgContainer [2023-11-12 00:06:07,343 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:06:07,344 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:06:07,345 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:06:07,355 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:06:07,356 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:06:07" (1/1) ... [2023-11-12 00:06:07,366 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:06:07,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:07,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 136 states and 218 transitions. [2023-11-12 00:06:07,427 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 218 transitions. [2023-11-12 00:06:07,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-12 00:06:07,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:07,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:08,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:06:08,207 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:06:08,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:06:18,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-12 00:06:18,927 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) [2023-11-12 00:06:18,931 INFO L158 Benchmark]: Toolchain (without parser) took 18232.25ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 122.3MB in the beginning and 66.7MB in the end (delta: 55.6MB). Peak memory consumption was 90.9MB. Max. memory is 16.1GB. [2023-11-12 00:06:18,931 INFO L158 Benchmark]: CDTParser took 0.75ms. Allocated memory is still 113.2MB. Free memory is still 85.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:06:18,932 INFO L158 Benchmark]: CACSL2BoogieTranslator took 823.73ms. Allocated memory is still 159.4MB. Free memory was 121.9MB in the beginning and 89.7MB in the end (delta: 32.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-12 00:06:18,933 INFO L158 Benchmark]: Boogie Procedure Inliner took 185.28ms. Allocated memory is still 159.4MB. Free memory was 89.7MB in the beginning and 123.1MB in the end (delta: -33.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:06:18,934 INFO L158 Benchmark]: Boogie Preprocessor took 147.37ms. Allocated memory is still 159.4MB. Free memory was 123.0MB in the beginning and 115.7MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:06:18,934 INFO L158 Benchmark]: RCFGBuilder took 5461.12ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 115.7MB in the beginning and 106.7MB in the end (delta: 9.1MB). Peak memory consumption was 95.1MB. Max. memory is 16.1GB. [2023-11-12 00:06:18,935 INFO L158 Benchmark]: CodeCheck took 11584.92ms. Allocated memory is still 192.9MB. Free memory was 106.7MB in the beginning and 66.7MB in the end (delta: 40.0MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2023-11-12 00:06:18,939 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 0.75ms. Allocated memory is still 113.2MB. Free memory is still 85.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 823.73ms. Allocated memory is still 159.4MB. Free memory was 121.9MB in the beginning and 89.7MB in the end (delta: 32.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 185.28ms. Allocated memory is still 159.4MB. Free memory was 89.7MB in the beginning and 123.1MB in the end (delta: -33.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 147.37ms. Allocated memory is still 159.4MB. Free memory was 123.0MB in the beginning and 115.7MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 5461.12ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 115.7MB in the beginning and 106.7MB in the end (delta: 9.1MB). Peak memory consumption was 95.1MB. Max. memory is 16.1GB. * CodeCheck took 11584.92ms. Allocated memory is still 192.9MB. Free memory was 106.7MB in the beginning and 66.7MB in the end (delta: 40.0MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:06:18,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/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_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/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_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/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 be72ada7daf51b9672b82550c90021fecf4891e35726a3813c73070b244ac267 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:06:21,588 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:06:21,712 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:06:21,764 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:06:21,766 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:06:21,766 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:06:21,767 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:06:21,768 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:06:21,769 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:06:21,774 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:06:21,774 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:06:21,775 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:06:21,775 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:06:21,777 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:06:21,778 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:06:21,778 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:06:21,778 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:06:21,779 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:06:21,779 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:06:21,780 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:06:21,781 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:06:21,781 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:06:21,782 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:06:21,782 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:06:21,783 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:06:21,783 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:06:21,784 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:06:21,784 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:06:21,784 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:06:21,785 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:06:21,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:21,786 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:06:21,786 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:06:21,787 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:06:21,787 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:06:21,787 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:06:21,788 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:06:21,788 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:06:21,788 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:06:21,789 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_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be72ada7daf51b9672b82550c90021fecf4891e35726a3813c73070b244ac267 [2023-11-12 00:06:22,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:06:22,270 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:06:22,272 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:06:22,274 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:06:22,274 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:06:22,276 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c [2023-11-12 00:06:25,441 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:06:25,914 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:06:25,915 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c [2023-11-12 00:06:25,952 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/data/c20e343d6/5474676c48fc4c87b09d9c5b9355b9da/FLAG90993f7c7 [2023-11-12 00:06:25,972 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/data/c20e343d6/5474676c48fc4c87b09d9c5b9355b9da [2023-11-12 00:06:25,979 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:06:25,981 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:06:25,984 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:25,984 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:06:25,989 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:06:25,990 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:25" (1/1) ... [2023-11-12 00:06:25,991 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76e19edd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:25, skipping insertion in model container [2023-11-12 00:06:25,992 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:25" (1/1) ... [2023-11-12 00:06:26,082 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:06:26,623 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:26,648 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-12 00:06:26,672 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:06:26,845 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:26,857 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:06:26,971 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:26,995 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:06:26,996 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:26 WrapperNode [2023-11-12 00:06:26,996 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:26,998 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:26,998 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:06:26,998 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:06:27,007 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:26" (1/1) ... [2023-11-12 00:06:27,037 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:26" (1/1) ... [2023-11-12 00:06:27,090 INFO L138 Inliner]: procedures = 35, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 810 [2023-11-12 00:06:27,091 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:27,092 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:06:27,092 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:06:27,092 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:06:27,102 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:26" (1/1) ... [2023-11-12 00:06:27,103 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:26" (1/1) ... [2023-11-12 00:06:27,113 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:26" (1/1) ... [2023-11-12 00:06:27,113 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:26" (1/1) ... [2023-11-12 00:06:27,156 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:26" (1/1) ... [2023-11-12 00:06:27,177 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:26" (1/1) ... [2023-11-12 00:06:27,181 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:26" (1/1) ... [2023-11-12 00:06:27,195 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:26" (1/1) ... [2023-11-12 00:06:27,202 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:06:27,203 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:06:27,203 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:06:27,203 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:06:27,204 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:26" (1/1) ... [2023-11-12 00:06:27,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:27,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:06:27,241 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:06:27,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:06:27,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:06:27,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:06:27,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:06:27,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:06:27,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:06:27,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:06:27,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:06:27,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:06:27,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:06:27,496 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:06:27,498 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:06:27,518 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 00:06:46,732 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2023-11-12 00:06:46,732 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2023-11-12 00:06:46,733 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:06:47,160 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:06:47,160 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:06:47,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:06:47 BoogieIcfgContainer [2023-11-12 00:06:47,164 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:06:47,166 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:06:47,166 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:06:47,177 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:06:47,178 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:06:47" (1/1) ... [2023-11-12 00:06:47,189 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:06:47,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:47,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 136 states and 218 transitions. [2023-11-12 00:06:47,266 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 218 transitions. [2023-11-12 00:06:47,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-12 00:06:47,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:47,270 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:06:47,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-12 00:06:47,279 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:06:47,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-12 00:06:47,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:48,001 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-12 00:06:48,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:48,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:06:48,574 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:06:48,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:48,603 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-12 00:06:48,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:06:58,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:06:58,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:58,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 135 states and 217 transitions. [2023-11-12 00:06:58,712 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 217 transitions. [2023-11-12 00:06:58,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-12 00:06:58,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:58,713 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:06:58,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-12 00:06:58,716 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:06:58,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed510f9-e2d0-414e-a3cb-3d61f660cbe4/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process