./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/openssl/s3_srvr.blast.01.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_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/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_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.01.i.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/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_7e26585a-9752-419d-879e-4d0b14ce513a/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 6cbab6fa89ec0662a3f26b65a5642d5ae526485e7fe3ba965ed5a2823e941a06 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:55:14,503 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:14,624 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:55:14,629 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:55:14,630 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:55:14,660 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:14,661 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:55:14,662 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:55:14,663 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:14,663 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:14,664 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:14,665 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:55:14,666 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:55:14,666 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:55:14,667 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:55:14,668 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:14,669 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:55:14,670 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:14,670 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:55:14,671 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:55:14,672 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:55:14,673 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:55:14,673 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:55:14,674 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:14,674 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:14,675 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:14,676 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:14,676 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:14,677 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:14,678 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:14,678 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:55:14,679 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:55:14,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:55:14,680 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:55:14,681 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_7e26585a-9752-419d-879e-4d0b14ce513a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cbab6fa89ec0662a3f26b65a5642d5ae526485e7fe3ba965ed5a2823e941a06 [2023-11-11 23:55:15,068 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:15,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:15,113 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:15,116 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:15,117 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:15,119 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/openssl/s3_srvr.blast.01.i.cil-1.c [2023-11-11 23:55:18,825 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:55:19,281 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:55:19,282 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/sv-benchmarks/c/openssl/s3_srvr.blast.01.i.cil-1.c [2023-11-11 23:55:19,354 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/data/86a71a5fc/d7b7e727df24405f86d2e61ab0769491/FLAG50643cb82 [2023-11-11 23:55:19,379 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/data/86a71a5fc/d7b7e727df24405f86d2e61ab0769491 [2023-11-11 23:55:19,391 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:55:19,394 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:55:19,396 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:19,396 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:55:19,401 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:55:19,402 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:19" (1/1) ... [2023-11-11 23:55:19,403 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4abb9ccb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:19, skipping insertion in model container [2023-11-11 23:55:19,404 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:19" (1/1) ... [2023-11-11 23:55:19,508 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:20,051 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:20,078 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:55:20,314 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:20,337 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:55:20,338 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:20 WrapperNode [2023-11-11 23:55:20,338 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:20,339 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:20,339 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:55:20,339 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:55:20,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:20" (1/1) ... [2023-11-11 23:55:20,388 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:20" (1/1) ... [2023-11-11 23:55:20,480 INFO L138 Inliner]: procedures = 31, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 929 [2023-11-11 23:55:20,480 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:20,481 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:55:20,482 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:55:20,483 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:55:20,494 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:20" (1/1) ... [2023-11-11 23:55:20,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:20" (1/1) ... [2023-11-11 23:55:20,517 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:20" (1/1) ... [2023-11-11 23:55:20,531 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:20" (1/1) ... [2023-11-11 23:55:20,604 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:20" (1/1) ... [2023-11-11 23:55:20,621 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:20" (1/1) ... [2023-11-11 23:55:20,638 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:20" (1/1) ... [2023-11-11 23:55:20,643 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:20" (1/1) ... [2023-11-11 23:55:20,650 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:55:20,651 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:55:20,651 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:55:20,652 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:55:20,653 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:20" (1/1) ... [2023-11-11 23:55:20,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:20,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:55:20,699 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:55:20,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:55:20,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:55:20,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:55:20,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:55:20,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:55:20,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:55:20,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:55:20,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:55:20,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:55:20,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:55:20,981 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:55:20,983 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:55:21,035 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-11 23:55:26,387 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##103: assume !false; [2023-11-11 23:55:26,387 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##102: assume false; [2023-11-11 23:55:26,387 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:55:26,814 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:55:26,815 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:55:26,818 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:26 BoogieIcfgContainer [2023-11-11 23:55:26,819 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:55:26,820 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:55:26,821 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:55:26,832 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:55:26,833 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:26" (1/1) ... [2023-11-11 23:55:26,846 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:55:26,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:26,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 134 states and 214 transitions. [2023-11-11 23:55:26,922 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 214 transitions. [2023-11-11 23:55:26,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-11 23:55:26,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:26,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:27,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:55:27,750 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:55:28,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:55:38,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-11 23:55:38,441 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:55:38,445 INFO L158 Benchmark]: Toolchain (without parser) took 19050.58ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 103.7MB in the beginning and 124.5MB in the end (delta: -20.8MB). Peak memory consumption was 91.3MB. Max. memory is 16.1GB. [2023-11-11 23:55:38,446 INFO L158 Benchmark]: CDTParser took 0.84ms. Allocated memory is still 111.1MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:55:38,447 INFO L158 Benchmark]: CACSL2BoogieTranslator took 942.65ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 100.2MB in the end (delta: 3.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-11 23:55:38,447 INFO L158 Benchmark]: Boogie Procedure Inliner took 141.70ms. Allocated memory is still 142.6MB. Free memory was 100.2MB in the beginning and 95.1MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:55:38,448 INFO L158 Benchmark]: Boogie Preprocessor took 169.10ms. Allocated memory is still 142.6MB. Free memory was 95.1MB in the beginning and 87.6MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-11 23:55:38,449 INFO L158 Benchmark]: RCFGBuilder took 6167.61ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 87.6MB in the beginning and 71.4MB in the end (delta: 16.2MB). Peak memory consumption was 67.3MB. Max. memory is 16.1GB. [2023-11-11 23:55:38,450 INFO L158 Benchmark]: CodeCheck took 11623.53ms. Allocated memory is still 172.0MB. Free memory was 70.4MB in the beginning and 124.5MB in the end (delta: -54.1MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2023-11-11 23:55:38,454 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 0.84ms. Allocated memory is still 111.1MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 942.65ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 100.2MB in the end (delta: 3.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 141.70ms. Allocated memory is still 142.6MB. Free memory was 100.2MB in the beginning and 95.1MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 169.10ms. Allocated memory is still 142.6MB. Free memory was 95.1MB in the beginning and 87.6MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 6167.61ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 87.6MB in the beginning and 71.4MB in the end (delta: 16.2MB). Peak memory consumption was 67.3MB. Max. memory is 16.1GB. * CodeCheck took 11623.53ms. Allocated memory is still 172.0MB. Free memory was 70.4MB in the beginning and 124.5MB in the end (delta: -54.1MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:55:38,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/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_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.01.i.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/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_7e26585a-9752-419d-879e-4d0b14ce513a/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 6cbab6fa89ec0662a3f26b65a5642d5ae526485e7fe3ba965ed5a2823e941a06 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:55:41,259 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:41,393 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:55:41,455 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:41,456 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:55:41,457 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:55:41,458 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:41,458 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:41,460 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:41,465 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:55:41,466 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:55:41,466 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:55:41,467 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:41,469 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:55:41,469 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:41,470 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:55:41,470 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:55:41,471 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:55:41,471 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:55:41,472 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:55:41,473 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:55:41,474 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:55:41,474 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:55:41,475 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:41,475 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:41,476 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:41,476 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:55:41,477 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:55:41,477 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:55:41,478 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:41,479 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:41,480 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:41,480 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:41,481 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:55:41,481 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:55:41,481 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:55:41,482 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:55:41,482 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:55:41,482 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:55:41,483 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_7e26585a-9752-419d-879e-4d0b14ce513a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cbab6fa89ec0662a3f26b65a5642d5ae526485e7fe3ba965ed5a2823e941a06 [2023-11-11 23:55:41,872 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:41,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:41,902 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:41,903 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:41,904 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:41,906 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/openssl/s3_srvr.blast.01.i.cil-1.c [2023-11-11 23:55:45,077 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:55:45,608 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:55:45,609 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/sv-benchmarks/c/openssl/s3_srvr.blast.01.i.cil-1.c [2023-11-11 23:55:45,640 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/data/64e23e4d8/8d7ed5a64f3b4a7e9bb49bc1bfc6c969/FLAGc04a89ff1 [2023-11-11 23:55:45,666 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/data/64e23e4d8/8d7ed5a64f3b4a7e9bb49bc1bfc6c969 [2023-11-11 23:55:45,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:55:45,675 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:55:45,685 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:45,685 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:55:45,691 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:55:45,692 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:45" (1/1) ... [2023-11-11 23:55:45,693 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63744366 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:45, skipping insertion in model container [2023-11-11 23:55:45,694 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:45" (1/1) ... [2023-11-11 23:55:45,795 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:46,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:46,332 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-11 23:55:46,349 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:46,559 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:46,569 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:55:46,744 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:46,778 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:55:46,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:46 WrapperNode [2023-11-11 23:55:46,779 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:46,780 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:46,780 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:55:46,781 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:55:46,790 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:46" (1/1) ... [2023-11-11 23:55:46,839 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:46" (1/1) ... [2023-11-11 23:55:46,903 INFO L138 Inliner]: procedures = 35, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 806 [2023-11-11 23:55:46,917 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:46,918 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:55:46,923 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:55:46,923 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:55:46,932 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:46" (1/1) ... [2023-11-11 23:55:46,932 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:46" (1/1) ... [2023-11-11 23:55:46,943 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:46" (1/1) ... [2023-11-11 23:55:46,943 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:46" (1/1) ... [2023-11-11 23:55:47,036 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:46" (1/1) ... [2023-11-11 23:55:47,060 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:46" (1/1) ... [2023-11-11 23:55:47,079 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:46" (1/1) ... [2023-11-11 23:55:47,084 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:46" (1/1) ... [2023-11-11 23:55:47,092 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:55:47,093 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:55:47,094 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:55:47,094 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:55:47,105 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:46" (1/1) ... [2023-11-11 23:55:47,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:47,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:55:47,142 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:55:47,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:55:47,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:55:47,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:55:47,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:55:47,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:55:47,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:55:47,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:55:47,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:55:47,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:55:47,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:55:47,422 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:55:47,425 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:55:47,452 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-11 23:56:06,308 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2023-11-11 23:56:06,308 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2023-11-11 23:56:06,308 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:56:06,639 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:56:06,640 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:56:06,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:06 BoogieIcfgContainer [2023-11-11 23:56:06,643 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:56:06,644 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:56:06,644 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:56:06,655 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:56:06,656 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:06" (1/1) ... [2023-11-11 23:56:06,667 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:56:06,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:06,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 134 states and 214 transitions. [2023-11-11 23:56:06,752 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 214 transitions. [2023-11-11 23:56:06,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-11 23:56:06,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:06,755 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:06,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:56:06,758 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:56:06,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-11 23:56:07,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:07,469 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:56:07,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:07,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:56:07,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:07,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:07,991 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:56:08,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e26585a-9752-419d-879e-4d0b14ce513a/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0