./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/openssl/s3_srvr.blast.12.i.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/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_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.12.i.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/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_4a92da88-e270-4d0f-ae22-f1e9620adf40/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 6fed4ea6707efb0c46113b7defb1e72bb9bbe71f593886f20a58e457577f3a05 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:04:20,239 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:04:20,365 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:04:20,371 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:04:20,371 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:04:20,401 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:04:20,402 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:04:20,403 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:04:20,404 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:04:20,405 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:04:20,406 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:04:20,407 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:04:20,407 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:04:20,408 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:04:20,409 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:04:20,410 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:04:20,411 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:04:20,411 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:04:20,412 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:04:20,413 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:04:20,413 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:04:20,414 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:04:20,415 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:04:20,415 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:04:20,416 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:04:20,417 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:04:20,417 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:04:20,418 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:20,418 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:04:20,419 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:04:20,420 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:04:20,420 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:04:20,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:04:20,421 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:04:20,422 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_4a92da88-e270-4d0f-ae22-f1e9620adf40/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fed4ea6707efb0c46113b7defb1e72bb9bbe71f593886f20a58e457577f3a05 [2023-11-12 00:04:20,806 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:04:20,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:04:20,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:04:20,848 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:04:20,849 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:04:20,851 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/openssl/s3_srvr.blast.12.i.cil-1.c [2023-11-12 00:04:24,389 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:24,821 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:24,822 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/sv-benchmarks/c/openssl/s3_srvr.blast.12.i.cil-1.c [2023-11-12 00:04:24,876 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/data/a2fc74261/2be7a369306f466887e88615a9a2f3cd/FLAG527e33c4d [2023-11-12 00:04:24,897 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/data/a2fc74261/2be7a369306f466887e88615a9a2f3cd [2023-11-12 00:04:24,906 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:24,909 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:24,913 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:24,913 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:24,920 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:24,922 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:24" (1/1) ... [2023-11-12 00:04:24,923 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d37cbb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:24, skipping insertion in model container [2023-11-12 00:04:24,923 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:24" (1/1) ... [2023-11-12 00:04:25,061 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:25,551 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:25,572 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:25,801 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:25,853 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:25,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:25 WrapperNode [2023-11-12 00:04:25,856 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:25,857 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:25,858 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:25,858 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:25,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:25" (1/1) ... [2023-11-12 00:04:25,920 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:25" (1/1) ... [2023-11-12 00:04:26,018 INFO L138 Inliner]: procedures = 31, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 937 [2023-11-12 00:04:26,033 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:26,034 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:26,034 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:26,034 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:26,048 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:25" (1/1) ... [2023-11-12 00:04:26,048 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:25" (1/1) ... [2023-11-12 00:04:26,072 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:25" (1/1) ... [2023-11-12 00:04:26,076 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:25" (1/1) ... [2023-11-12 00:04:26,180 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:25" (1/1) ... [2023-11-12 00:04:26,198 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:25" (1/1) ... [2023-11-12 00:04:26,202 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:25" (1/1) ... [2023-11-12 00:04:26,208 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:25" (1/1) ... [2023-11-12 00:04:26,216 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:26,217 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:26,218 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:26,218 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:26,219 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:25" (1/1) ... [2023-11-12 00:04:26,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:26,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:26,271 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:26,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:26,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:26,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:04:26,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:04:26,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:04:26,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:04:26,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:04:26,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:04:26,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:26,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:26,544 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:26,547 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:26,574 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 00:04:31,399 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##103: assume !false; [2023-11-12 00:04:31,399 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##102: assume false; [2023-11-12 00:04:31,399 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:04:31,783 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:04:31,783 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:04:31,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:31 BoogieIcfgContainer [2023-11-12 00:04:31,787 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:04:31,788 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:04:31,788 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:04:31,800 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:04:31,800 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:31" (1/1) ... [2023-11-12 00:04:31,813 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:04:31,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:31,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 133 states and 213 transitions. [2023-11-12 00:04:31,884 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 213 transitions. [2023-11-12 00:04:31,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-12 00:04:31,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:31,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:32,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:04:32,834 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:04:33,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:04:36,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:04:36,572 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:04:46,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-12 00:04:46,660 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-12 00:04:46,664 INFO L158 Benchmark]: Toolchain (without parser) took 21754.76ms. Allocated memory was 136.3MB in the beginning and 226.5MB in the end (delta: 90.2MB). Free memory was 72.9MB in the beginning and 94.3MB in the end (delta: -21.4MB). Peak memory consumption was 70.9MB. Max. memory is 16.1GB. [2023-11-12 00:04:46,665 INFO L158 Benchmark]: CDTParser took 0.85ms. Allocated memory is still 136.3MB. Free memory was 107.6MB in the beginning and 107.4MB in the end (delta: 132.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:46,666 INFO L158 Benchmark]: CACSL2BoogieTranslator took 943.15ms. Allocated memory was 136.3MB in the beginning and 188.7MB in the end (delta: 52.4MB). Free memory was 72.7MB in the beginning and 131.8MB in the end (delta: -59.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:04:46,666 INFO L158 Benchmark]: Boogie Procedure Inliner took 175.81ms. Allocated memory is still 188.7MB. Free memory was 131.8MB in the beginning and 126.5MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:04:46,667 INFO L158 Benchmark]: Boogie Preprocessor took 182.43ms. Allocated memory is still 188.7MB. Free memory was 126.5MB in the beginning and 119.2MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:04:46,668 INFO L158 Benchmark]: RCFGBuilder took 5569.62ms. Allocated memory is still 188.7MB. Free memory was 119.2MB in the beginning and 94.2MB in the end (delta: 25.1MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. [2023-11-12 00:04:46,669 INFO L158 Benchmark]: CodeCheck took 14874.33ms. Allocated memory was 188.7MB in the beginning and 226.5MB in the end (delta: 37.7MB). Free memory was 94.2MB in the beginning and 94.3MB in the end (delta: -115.3kB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2023-11-12 00:04:46,673 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 0.85ms. Allocated memory is still 136.3MB. Free memory was 107.6MB in the beginning and 107.4MB in the end (delta: 132.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 943.15ms. Allocated memory was 136.3MB in the beginning and 188.7MB in the end (delta: 52.4MB). Free memory was 72.7MB in the beginning and 131.8MB in the end (delta: -59.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 175.81ms. Allocated memory is still 188.7MB. Free memory was 131.8MB in the beginning and 126.5MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 182.43ms. Allocated memory is still 188.7MB. Free memory was 126.5MB in the beginning and 119.2MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 5569.62ms. Allocated memory is still 188.7MB. Free memory was 119.2MB in the beginning and 94.2MB in the end (delta: 25.1MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. * CodeCheck took 14874.33ms. Allocated memory was 188.7MB in the beginning and 226.5MB in the end (delta: 37.7MB). Free memory was 94.2MB in the beginning and 94.3MB in the end (delta: -115.3kB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:04:46,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/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_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.12.i.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/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_4a92da88-e270-4d0f-ae22-f1e9620adf40/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 6fed4ea6707efb0c46113b7defb1e72bb9bbe71f593886f20a58e457577f3a05 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:04:49,531 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:04:49,664 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:04:49,713 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:04:49,714 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:04:49,715 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:04:49,716 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:04:49,717 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:04:49,718 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:04:49,723 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:04:49,724 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:04:49,724 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:04:49,725 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:04:49,727 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:04:49,727 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:04:49,728 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:04:49,728 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:04:49,729 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:04:49,729 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:04:49,730 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:04:49,731 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:04:49,731 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:04:49,732 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:04:49,732 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:04:49,733 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:04:49,733 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:04:49,733 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:04:49,734 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:04:49,734 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:04:49,735 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:04:49,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:49,736 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:04:49,737 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:04:49,737 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:04:49,738 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:04:49,738 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:04:49,738 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:04:49,738 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:04:49,739 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:04:49,740 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_4a92da88-e270-4d0f-ae22-f1e9620adf40/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fed4ea6707efb0c46113b7defb1e72bb9bbe71f593886f20a58e457577f3a05 [2023-11-12 00:04:50,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:04:50,170 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:04:50,173 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:04:50,175 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:04:50,175 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:04:50,177 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/openssl/s3_srvr.blast.12.i.cil-1.c [2023-11-12 00:04:53,313 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:53,745 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:53,745 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/sv-benchmarks/c/openssl/s3_srvr.blast.12.i.cil-1.c [2023-11-12 00:04:53,772 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/data/7fbf2d044/5ab9c2db519b43b78215d730ad089c2f/FLAG605199fce [2023-11-12 00:04:53,795 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/data/7fbf2d044/5ab9c2db519b43b78215d730ad089c2f [2023-11-12 00:04:53,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:53,804 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:53,810 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:53,810 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:53,815 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:53,815 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:53" (1/1) ... [2023-11-12 00:04:53,817 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c87e900 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:53, skipping insertion in model container [2023-11-12 00:04:53,817 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:53" (1/1) ... [2023-11-12 00:04:53,914 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:54,470 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:54,502 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-12 00:04:54,519 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:54,668 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:54,686 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:54,873 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:54,908 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:54,908 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:54 WrapperNode [2023-11-12 00:04:54,908 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:54,910 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:54,910 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:54,911 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:54,923 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:54" (1/1) ... [2023-11-12 00:04:54,960 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:54" (1/1) ... [2023-11-12 00:04:55,037 INFO L138 Inliner]: procedures = 35, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 815 [2023-11-12 00:04:55,038 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:55,039 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:55,039 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:55,039 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:55,049 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:54" (1/1) ... [2023-11-12 00:04:55,049 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:54" (1/1) ... [2023-11-12 00:04:55,060 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:54" (1/1) ... [2023-11-12 00:04:55,060 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:54" (1/1) ... [2023-11-12 00:04:55,102 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:54" (1/1) ... [2023-11-12 00:04:55,109 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:54" (1/1) ... [2023-11-12 00:04:55,113 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:54" (1/1) ... [2023-11-12 00:04:55,118 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:54" (1/1) ... [2023-11-12 00:04:55,125 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:55,126 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:55,127 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:55,127 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:55,128 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:54" (1/1) ... [2023-11-12 00:04:55,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:55,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:55,178 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:55,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:55,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:55,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:04:55,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:04:55,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:04:55,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:04:55,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:04:55,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:55,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:55,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:04:55,408 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:55,410 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:55,439 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 00:05:13,138 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2023-11-12 00:05:13,138 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2023-11-12 00:05:13,138 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:05:13,463 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:05:13,464 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:05:13,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:13 BoogieIcfgContainer [2023-11-12 00:05:13,467 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:05:13,469 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:05:13,469 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:05:13,481 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:05:13,482 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:13" (1/1) ... [2023-11-12 00:05:13,493 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:05:13,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:13,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 133 states and 213 transitions. [2023-11-12 00:05:13,558 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 213 transitions. [2023-11-12 00:05:13,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-12 00:05:13,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:13,560 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:05:13,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-12 00:05:13,562 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:05:13,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-12 00:05:14,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:14,205 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-12 00:05:14,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:14,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:05:14,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:14,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:14,781 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-12 00:05:14,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a92da88-e270-4d0f-ae22-f1e9620adf40/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0