./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 0e0057cc 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_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/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_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi --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 0.2.4-dev-0e0057c [2023-11-24 22:59:55,100 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:59:55,197 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:59:55,202 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:59:55,202 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:59:55,232 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:59:55,233 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:59:55,234 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:59:55,234 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:59:55,235 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:59:55,236 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:59:55,236 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:59:55,237 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:59:55,237 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:59:55,238 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:59:55,239 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:59:55,239 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:59:55,240 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:59:55,240 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:59:55,241 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:59:55,242 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:59:55,246 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:59:55,247 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:59:55,247 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:59:55,254 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:59:55,255 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:59:55,255 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:59:55,256 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:59:55,256 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:55,257 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:59:55,257 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:59:55,258 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:59:55,258 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:59:55,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:59:55,259 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:59:55,259 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_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be72ada7daf51b9672b82550c90021fecf4891e35726a3813c73070b244ac267 [2023-11-24 22:59:55,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:59:55,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:59:55,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:59:55,564 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:59:55,564 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:59:55,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c [2023-11-24 22:59:58,835 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:59:59,353 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:59:59,353 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c [2023-11-24 22:59:59,392 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/data/05f087584/53e7b2529ab542b9882959126674db01/FLAG78b79d57c [2023-11-24 22:59:59,413 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/data/05f087584/53e7b2529ab542b9882959126674db01 [2023-11-24 22:59:59,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:59:59,424 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:59:59,431 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:59,431 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:59:59,439 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:59:59,440 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:59" (1/1) ... [2023-11-24 22:59:59,441 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fcb73e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:59, skipping insertion in model container [2023-11-24 22:59:59,441 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:59" (1/1) ... [2023-11-24 22:59:59,548 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:00:00,247 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:00,291 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:00:00,558 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:00,590 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:00:00,590 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:00 WrapperNode [2023-11-24 23:00:00,591 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:00,592 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:00,593 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:00:00,593 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:00:00,603 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:00" (1/1) ... [2023-11-24 23:00:00,650 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:00" (1/1) ... [2023-11-24 23:00:00,714 INFO L138 Inliner]: procedures = 31, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 932 [2023-11-24 23:00:00,715 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:00,716 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:00:00,716 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:00:00,716 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:00:00,739 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:00" (1/1) ... [2023-11-24 23:00:00,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:00" (1/1) ... [2023-11-24 23:00:00,751 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:00" (1/1) ... [2023-11-24 23:00:00,751 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:00" (1/1) ... [2023-11-24 23:00:00,819 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:00" (1/1) ... [2023-11-24 23:00:00,848 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:00" (1/1) ... [2023-11-24 23:00:00,851 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:00" (1/1) ... [2023-11-24 23:00:00,856 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:00" (1/1) ... [2023-11-24 23:00:00,869 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:00:00,870 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:00:00,870 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:00:00,870 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:00:00,871 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:00" (1/1) ... [2023-11-24 23:00:00,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:00,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:00:00,913 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:00:00,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:00:00,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:00:00,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:00:00,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:00:00,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:00:00,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:00:00,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:00:00,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:00:00,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:00:00,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:00:01,230 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:00:01,233 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:00:01,268 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-24 23:00:05,534 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##103: assume !false; [2023-11-24 23:00:05,534 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##102: assume false; [2023-11-24 23:00:05,534 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:00:05,977 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:00:05,977 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:00:05,979 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:05 BoogieIcfgContainer [2023-11-24 23:00:05,979 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:00:05,980 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:00:05,981 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:00:05,996 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:00:05,998 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:05" (1/1) ... [2023-11-24 23:00:06,009 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:00:06,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:06,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 136 states and 218 transitions. [2023-11-24 23:00:06,069 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 218 transitions. [2023-11-24 23:00:06,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:00:06,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:06,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:06,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:00:06,933 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:00:07,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:00:11,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:00:11,436 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:00:21,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-24 23:00:21,527 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) [2023-11-24 23:00:21,531 INFO L158 Benchmark]: Toolchain (without parser) took 22106.61ms. Allocated memory was 134.2MB in the beginning and 224.4MB in the end (delta: 90.2MB). Free memory was 79.4MB in the beginning and 126.5MB in the end (delta: -47.1MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. [2023-11-24 23:00:21,532 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 134.2MB. Free memory was 94.1MB in the beginning and 94.1MB in the end (delta: 34.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:00:21,533 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1160.51ms. Allocated memory was 134.2MB in the beginning and 165.7MB in the end (delta: 31.5MB). Free memory was 79.1MB in the beginning and 114.4MB in the end (delta: -35.3MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2023-11-24 23:00:21,534 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.76ms. Allocated memory is still 165.7MB. Free memory was 114.4MB in the beginning and 108.8MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:00:21,535 INFO L158 Benchmark]: Boogie Preprocessor took 153.04ms. Allocated memory is still 165.7MB. Free memory was 108.8MB in the beginning and 101.2MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-24 23:00:21,536 INFO L158 Benchmark]: RCFGBuilder took 5109.99ms. Allocated memory was 165.7MB in the beginning and 224.4MB in the end (delta: 58.7MB). Free memory was 101.2MB in the beginning and 141.3MB in the end (delta: -40.2MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. [2023-11-24 23:00:21,537 INFO L158 Benchmark]: CodeCheck took 15549.34ms. Allocated memory is still 224.4MB. Free memory was 141.3MB in the beginning and 126.5MB in the end (delta: 14.8MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2023-11-24 23:00:21,541 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 0.17ms. Allocated memory is still 134.2MB. Free memory was 94.1MB in the beginning and 94.1MB in the end (delta: 34.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1160.51ms. Allocated memory was 134.2MB in the beginning and 165.7MB in the end (delta: 31.5MB). Free memory was 79.1MB in the beginning and 114.4MB in the end (delta: -35.3MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.76ms. Allocated memory is still 165.7MB. Free memory was 114.4MB in the beginning and 108.8MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 153.04ms. Allocated memory is still 165.7MB. Free memory was 108.8MB in the beginning and 101.2MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 5109.99ms. Allocated memory was 165.7MB in the beginning and 224.4MB in the end (delta: 58.7MB). Free memory was 101.2MB in the beginning and 141.3MB in the end (delta: -40.2MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. * CodeCheck took 15549.34ms. Allocated memory is still 224.4MB. Free memory was 141.3MB in the beginning and 126.5MB in the end (delta: 14.8MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:00:21,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/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_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/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_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi --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 0.2.4-dev-0e0057c [2023-11-24 23:00:24,540 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:00:24,687 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 23:00:24,753 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:00:24,755 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:00:24,756 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:00:24,757 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:00:24,758 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:00:24,760 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:00:24,766 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:00:24,766 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:00:24,767 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:00:24,767 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:00:24,769 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:00:24,770 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:00:24,770 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:00:24,771 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:00:24,771 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:00:24,772 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:00:24,773 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:00:24,774 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:00:24,775 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:00:24,775 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:00:24,776 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:00:24,776 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:00:24,777 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:00:24,777 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:00:24,778 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:00:24,778 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:00:24,779 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:00:24,780 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:24,781 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:00:24,781 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:00:24,782 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:00:24,782 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:00:24,782 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:00:24,783 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:00:24,783 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:00:24,783 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:00:24,785 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_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be72ada7daf51b9672b82550c90021fecf4891e35726a3813c73070b244ac267 [2023-11-24 23:00:25,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:00:25,390 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:00:25,394 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:00:25,396 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:00:25,398 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:00:25,400 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c [2023-11-24 23:00:28,817 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:00:29,324 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:00:29,325 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c [2023-11-24 23:00:29,363 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/data/9571d26cb/cbba9117f59f49048141aa60ca05353e/FLAG22174ae61 [2023-11-24 23:00:29,384 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/data/9571d26cb/cbba9117f59f49048141aa60ca05353e [2023-11-24 23:00:29,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:00:29,392 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:00:29,396 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:29,396 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:00:29,401 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:00:29,402 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:29" (1/1) ... [2023-11-24 23:00:29,403 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12edd91a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:29, skipping insertion in model container [2023-11-24 23:00:29,403 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:29" (1/1) ... [2023-11-24 23:00:29,494 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:00:30,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:30,164 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 23:00:30,191 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:00:30,412 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:30,422 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:00:30,595 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:30,631 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:00:30,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30 WrapperNode [2023-11-24 23:00:30,632 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:30,633 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:30,634 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:00:30,634 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:00:30,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,692 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,775 INFO L138 Inliner]: procedures = 35, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 810 [2023-11-24 23:00:30,775 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:30,776 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:00:30,776 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:00:30,777 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:00:30,787 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,787 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,798 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,798 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,841 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,848 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,854 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,858 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,867 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:00:30,870 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:00:30,870 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:00:30,870 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:00:30,871 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:30,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:00:30,932 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:00:30,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:00:30,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:00:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:00:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:00:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:00:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:00:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:00:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:00:30,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:00:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:00:31,218 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:00:31,220 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:00:31,244 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-24 23:00:50,485 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2023-11-24 23:00:50,486 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2023-11-24 23:00:50,486 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:00:50,833 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:00:50,833 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:00:50,835 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:50 BoogieIcfgContainer [2023-11-24 23:00:50,836 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:00:50,837 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:00:50,837 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:00:50,849 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:00:50,849 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:50" (1/1) ... [2023-11-24 23:00:50,860 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:00:50,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:50,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 136 states and 218 transitions. [2023-11-24 23:00:50,943 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 218 transitions. [2023-11-24 23:00:50,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:00:50,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:50,947 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:00:50,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:00:50,954 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:00:50,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 23:00:51,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:51,683 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 23:00:52,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:52,198 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:00:52,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:52,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:52,232 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 23:00:52,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbcd2903-70a0-474d-8bce-0503333396af/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0