./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/openssl/s3_srvr.blast.16.i.cil-2.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_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.16.i.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9 --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 85b77735b82f790dcf6393a6fb65098490b7c65f26539a1354e286eeb25926e8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:09:07,791 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:09:07,853 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 22:09:07,857 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:09:07,858 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:09:07,878 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:09:07,879 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:09:07,880 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:09:07,880 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:09:07,881 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:09:07,882 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:09:07,882 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:09:07,883 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:09:07,883 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:09:07,884 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:09:07,884 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:09:07,885 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:09:07,885 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:09:07,886 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:09:07,886 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 22:09:07,887 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:09:07,890 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:09:07,890 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:09:07,891 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:09:07,891 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:09:07,892 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:09:07,892 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:09:07,892 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:09:07,893 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:09:07,893 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:09:07,894 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:09:07,894 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:09:07,894 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:09:07,895 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:09:07,895 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:09:07,895 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_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85b77735b82f790dcf6393a6fb65098490b7c65f26539a1354e286eeb25926e8 [2023-12-02 22:09:08,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:09:08,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:09:08,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:09:08,118 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:09:08,119 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:09:08,120 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/openssl/s3_srvr.blast.16.i.cil-2.c [2023-12-02 22:09:10,899 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:09:11,166 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:09:11,167 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/sv-benchmarks/c/openssl/s3_srvr.blast.16.i.cil-2.c [2023-12-02 22:09:11,186 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/data/be8c97382/784486af519a49fa91f5abf24498e2eb/FLAG7772638c8 [2023-12-02 22:09:11,201 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/data/be8c97382/784486af519a49fa91f5abf24498e2eb [2023-12-02 22:09:11,203 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:09:11,205 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:09:11,206 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:09:11,206 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:09:11,211 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:09:11,212 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:09:11" (1/1) ... [2023-12-02 22:09:11,213 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@592d0d3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:11, skipping insertion in model container [2023-12-02 22:09:11,213 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:09:11" (1/1) ... [2023-12-02 22:09:11,276 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:09:11,630 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:09:11,647 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:09:11,753 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:09:11,773 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:09:11,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:11 WrapperNode [2023-12-02 22:09:11,773 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:09:11,774 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:09:11,774 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:09:11,775 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:09:11,782 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:11" (1/1) ... [2023-12-02 22:09:11,805 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:11" (1/1) ... [2023-12-02 22:09:11,849 INFO L138 Inliner]: procedures = 31, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 950 [2023-12-02 22:09:11,849 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:09:11,850 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:09:11,850 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:09:11,850 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:09:11,860 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:11" (1/1) ... [2023-12-02 22:09:11,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:11" (1/1) ... [2023-12-02 22:09:11,872 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:11" (1/1) ... [2023-12-02 22:09:11,872 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:11" (1/1) ... [2023-12-02 22:09:11,914 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:11" (1/1) ... [2023-12-02 22:09:11,922 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:11" (1/1) ... [2023-12-02 22:09:11,926 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:11" (1/1) ... [2023-12-02 22:09:11,930 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:11" (1/1) ... [2023-12-02 22:09:11,937 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:09:11,938 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:09:11,939 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:09:11,939 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:09:11,940 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:11" (1/1) ... [2023-12-02 22:09:11,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:09:11,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:09:11,995 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:09:12,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:09:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:09:12,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 22:09:12,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 22:09:12,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 22:09:12,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 22:09:12,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:09:12,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 22:09:12,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:09:12,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:09:12,218 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:09:12,220 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:09:12,241 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-12-02 22:09:15,299 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##103: assume !false; [2023-12-02 22:09:15,299 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##102: assume false; [2023-12-02 22:09:15,299 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:09:15,611 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:09:15,611 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:09:15,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:09:15 BoogieIcfgContainer [2023-12-02 22:09:15,613 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:09:15,614 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:09:15,614 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:09:15,623 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:09:15,624 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:09:15" (1/1) ... [2023-12-02 22:09:15,633 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:09:15,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:15,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 136 states and 219 transitions. [2023-12-02 22:09:15,689 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 219 transitions. [2023-12-02 22:09:15,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-02 22:09:15,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:15,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:16,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:09:16,271 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:09:16,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:09:21,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:09:21,570 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:09:31,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 22:09:31,641 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) [2023-12-02 22:09:31,644 INFO L158 Benchmark]: Toolchain (without parser) took 20438.24ms. Allocated memory was 172.0MB in the beginning and 230.7MB in the end (delta: 58.7MB). Free memory was 125.2MB in the beginning and 146.9MB in the end (delta: -21.7MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2023-12-02 22:09:31,644 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 102.8MB. Free memory is still 51.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:09:31,644 INFO L158 Benchmark]: CACSL2BoogieTranslator took 567.38ms. Allocated memory is still 172.0MB. Free memory was 125.2MB in the beginning and 91.7MB in the end (delta: 33.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-12-02 22:09:31,645 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.80ms. Allocated memory is still 172.0MB. Free memory was 91.7MB in the beginning and 86.4MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 22:09:31,645 INFO L158 Benchmark]: Boogie Preprocessor took 88.00ms. Allocated memory is still 172.0MB. Free memory was 86.4MB in the beginning and 78.6MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 22:09:31,646 INFO L158 Benchmark]: RCFGBuilder took 3674.33ms. Allocated memory was 172.0MB in the beginning and 230.7MB in the end (delta: 58.7MB). Free memory was 78.6MB in the beginning and 156.5MB in the end (delta: -77.9MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2023-12-02 22:09:31,646 INFO L158 Benchmark]: CodeCheck took 16028.99ms. Allocated memory is still 230.7MB. Free memory was 156.5MB in the beginning and 146.9MB in the end (delta: 9.6MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2023-12-02 22:09:31,649 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 102.8MB. Free memory is still 51.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 567.38ms. Allocated memory is still 172.0MB. Free memory was 125.2MB in the beginning and 91.7MB in the end (delta: 33.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.80ms. Allocated memory is still 172.0MB. Free memory was 91.7MB in the beginning and 86.4MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.00ms. Allocated memory is still 172.0MB. Free memory was 86.4MB in the beginning and 78.6MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3674.33ms. Allocated memory was 172.0MB in the beginning and 230.7MB in the end (delta: 58.7MB). Free memory was 78.6MB in the beginning and 156.5MB in the end (delta: -77.9MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. * CodeCheck took 16028.99ms. Allocated memory is still 230.7MB. Free memory was 156.5MB in the beginning and 146.9MB in the end (delta: 9.6MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:09:31,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/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_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.16.i.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9 --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 85b77735b82f790dcf6393a6fb65098490b7c65f26539a1354e286eeb25926e8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:09:33,574 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:09:33,640 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 22:09:33,669 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:09:33,670 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:09:33,670 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:09:33,671 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:09:33,672 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:09:33,672 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:09:33,673 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:09:33,673 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:09:33,674 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:09:33,674 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:09:33,675 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:09:33,675 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:09:33,676 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:09:33,676 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:09:33,676 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:09:33,677 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 22:09:33,677 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:09:33,678 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:09:33,678 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:09:33,679 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:09:33,679 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:09:33,680 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:09:33,680 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:09:33,681 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:09:33,681 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:09:33,681 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:09:33,682 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:09:33,682 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:09:33,683 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:09:33,683 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:09:33,684 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:09:33,684 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:09:33,684 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:09:33,685 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:09:33,685 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:09:33,685 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:09:33,685 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_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85b77735b82f790dcf6393a6fb65098490b7c65f26539a1354e286eeb25926e8 [2023-12-02 22:09:33,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:09:33,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:09:33,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:09:33,980 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:09:33,980 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:09:33,982 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/openssl/s3_srvr.blast.16.i.cil-2.c [2023-12-02 22:09:36,727 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:09:37,042 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:09:37,043 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/sv-benchmarks/c/openssl/s3_srvr.blast.16.i.cil-2.c [2023-12-02 22:09:37,066 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/data/752d93b63/eeedf9194c194fcfa4237150e1b910ae/FLAG3565557e2 [2023-12-02 22:09:37,081 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/data/752d93b63/eeedf9194c194fcfa4237150e1b910ae [2023-12-02 22:09:37,084 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:09:37,085 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:09:37,087 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:09:37,087 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:09:37,092 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:09:37,092 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:09:37" (1/1) ... [2023-12-02 22:09:37,094 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fecdd14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:37, skipping insertion in model container [2023-12-02 22:09:37,094 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:09:37" (1/1) ... [2023-12-02 22:09:37,158 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:09:37,553 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:09:37,573 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 22:09:37,599 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:09:37,690 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:09:37,698 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:09:37,786 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:09:37,808 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:09:37,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:37 WrapperNode [2023-12-02 22:09:37,809 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:09:37,810 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:09:37,810 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:09:37,810 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:09:37,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:37" (1/1) ... [2023-12-02 22:09:37,842 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:37" (1/1) ... [2023-12-02 22:09:37,884 INFO L138 Inliner]: procedures = 35, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 828 [2023-12-02 22:09:37,885 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:09:37,885 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:09:37,886 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:09:37,886 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:09:37,895 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:37" (1/1) ... [2023-12-02 22:09:37,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:37" (1/1) ... [2023-12-02 22:09:37,904 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:37" (1/1) ... [2023-12-02 22:09:37,905 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:37" (1/1) ... [2023-12-02 22:09:37,968 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:37" (1/1) ... [2023-12-02 22:09:37,976 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:37" (1/1) ... [2023-12-02 22:09:37,980 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:37" (1/1) ... [2023-12-02 22:09:37,985 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:37" (1/1) ... [2023-12-02 22:09:37,992 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:09:37,993 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:09:37,993 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:09:37,994 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:09:37,994 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:37" (1/1) ... [2023-12-02 22:09:37,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:09:38,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:09:38,023 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:09:38,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:09:38,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:09:38,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:09:38,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 22:09:38,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 22:09:38,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 22:09:38,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 22:09:38,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:09:38,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:09:38,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 22:09:38,248 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:09:38,250 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:09:38,268 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-12-02 22:09:55,852 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2023-12-02 22:09:55,852 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2023-12-02 22:09:55,853 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:09:56,085 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:09:56,086 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:09:56,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:09:56 BoogieIcfgContainer [2023-12-02 22:09:56,087 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:09:56,088 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:09:56,088 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:09:56,095 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:09:56,095 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:09:56" (1/1) ... [2023-12-02 22:09:56,103 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:09:56,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:56,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 136 states and 219 transitions. [2023-12-02 22:09:56,151 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 219 transitions. [2023-12-02 22:09:56,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-02 22:09:56,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:56,154 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:09:56,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:09:56,182 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:09:56,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 22:09:56,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:56,794 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:09:57,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:57,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:09:57,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:57,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:09:57,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 22:10:07,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:10:07,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:07,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 135 states and 218 transitions. [2023-12-02 22:10:07,335 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 218 transitions. [2023-12-02 22:10:07,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 22:10:07,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:07,336 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:10:07,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:10:07,337 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:10:07,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 22:10:31,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:10:31,486 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:10:47,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:10:57,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 22:10:57,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 22:10:57,666 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 22:10:57,669 INFO L158 Benchmark]: Toolchain (without parser) took 80583.41ms. Allocated memory is still 100.7MB. Free memory was 74.7MB in the beginning and 55.8MB in the end (delta: 18.9MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2023-12-02 22:10:57,669 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 73.4MB. Free memory is still 50.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:10:57,670 INFO L158 Benchmark]: CACSL2BoogieTranslator took 722.16ms. Allocated memory is still 100.7MB. Free memory was 74.4MB in the beginning and 54.4MB in the end (delta: 20.0MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2023-12-02 22:10:57,670 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.26ms. Allocated memory is still 100.7MB. Free memory was 54.4MB in the beginning and 49.3MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 22:10:57,670 INFO L158 Benchmark]: Boogie Preprocessor took 106.90ms. Allocated memory is still 100.7MB. Free memory was 49.3MB in the beginning and 70.3MB in the end (delta: -21.0MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2023-12-02 22:10:57,671 INFO L158 Benchmark]: RCFGBuilder took 18094.14ms. Allocated memory is still 100.7MB. Free memory was 70.3MB in the beginning and 42.3MB in the end (delta: 28.0MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. [2023-12-02 22:10:57,671 INFO L158 Benchmark]: CodeCheck took 61580.11ms. Allocated memory is still 100.7MB. Free memory was 41.6MB in the beginning and 55.8MB in the end (delta: -14.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:10:57,673 INFO L338 ainManager$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 0.20ms. Allocated memory is still 73.4MB. Free memory is still 50.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 722.16ms. Allocated memory is still 100.7MB. Free memory was 74.4MB in the beginning and 54.4MB in the end (delta: 20.0MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.26ms. Allocated memory is still 100.7MB. Free memory was 54.4MB in the beginning and 49.3MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.90ms. Allocated memory is still 100.7MB. Free memory was 49.3MB in the beginning and 70.3MB in the end (delta: -21.0MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * RCFGBuilder took 18094.14ms. Allocated memory is still 100.7MB. Free memory was 70.3MB in the beginning and 42.3MB in the end (delta: 28.0MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. * CodeCheck took 61580.11ms. Allocated memory is still 100.7MB. Free memory was 41.6MB in the beginning and 55.8MB in the end (delta: -14.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:10:57,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1b60c85-cb70-4587-9e7f-d4dc94c2db02/bin/ukojak-verify-Qdu7aM0XO9/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown