./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/openssl/s3_srvr.blast.07.i.cil-2.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_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/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_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.07.i.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/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_16ffe186-e06e-4517-b912-c89e1ad172b7/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 8c6f82e874e2f980b653c53fa0437dd3390b1771d726d8f345336fe56afb2bb6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:49:57,291 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:49:57,392 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:49:57,398 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:49:57,399 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:49:57,422 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:49:57,424 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:49:57,424 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:49:57,425 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:49:57,426 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:49:57,427 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:49:57,427 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:49:57,428 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:49:57,428 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:49:57,429 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:49:57,430 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:49:57,430 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:49:57,431 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:49:57,432 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:49:57,432 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:49:57,433 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:49:57,434 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:49:57,434 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:49:57,435 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:49:57,435 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:49:57,436 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:49:57,436 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:49:57,437 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:57,438 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:49:57,438 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:49:57,438 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:49:57,439 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:49:57,439 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:49:57,440 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:49:57,440 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_16ffe186-e06e-4517-b912-c89e1ad172b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c6f82e874e2f980b653c53fa0437dd3390b1771d726d8f345336fe56afb2bb6 [2023-11-11 23:49:57,695 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:49:57,718 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:49:57,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:49:57,722 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:49:57,723 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:49:57,724 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/openssl/s3_srvr.blast.07.i.cil-2.c [2023-11-11 23:50:00,939 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:50:01,341 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:50:01,343 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/sv-benchmarks/c/openssl/s3_srvr.blast.07.i.cil-2.c [2023-11-11 23:50:01,374 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/data/4a3d41645/955a1722a847497cb7bdaaafa978adca/FLAG37036aaaa [2023-11-11 23:50:01,392 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/data/4a3d41645/955a1722a847497cb7bdaaafa978adca [2023-11-11 23:50:01,400 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:50:01,402 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:50:01,406 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:01,406 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:50:01,412 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:50:01,414 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:01" (1/1) ... [2023-11-11 23:50:01,415 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b8bc08d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:01, skipping insertion in model container [2023-11-11 23:50:01,415 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:01" (1/1) ... [2023-11-11 23:50:01,527 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:50:02,058 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:02,076 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:50:02,180 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:02,205 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:50:02,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:02 WrapperNode [2023-11-11 23:50:02,206 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:02,207 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:02,207 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:50:02,207 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:50:02,214 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:02" (1/1) ... [2023-11-11 23:50:02,239 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:02" (1/1) ... [2023-11-11 23:50:02,316 INFO L138 Inliner]: procedures = 31, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 932 [2023-11-11 23:50:02,317 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:02,318 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:50:02,318 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:50:02,318 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:50:02,334 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:02" (1/1) ... [2023-11-11 23:50:02,335 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:02" (1/1) ... [2023-11-11 23:50:02,347 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:02" (1/1) ... [2023-11-11 23:50:02,350 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:02" (1/1) ... [2023-11-11 23:50:02,421 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:02" (1/1) ... [2023-11-11 23:50:02,434 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:02" (1/1) ... [2023-11-11 23:50:02,452 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:02" (1/1) ... [2023-11-11 23:50:02,457 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:02" (1/1) ... [2023-11-11 23:50:02,466 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:50:02,467 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:50:02,467 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:50:02,468 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:50:02,469 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:02" (1/1) ... [2023-11-11 23:50:02,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:02,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:50:02,502 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:50:02,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:50:02,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:50:02,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:50:02,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:50:02,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:50:02,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:50:02,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:50:02,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:50:02,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:50:02,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:50:02,706 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:50:02,709 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:50:02,735 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-11 23:50:06,809 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##103: assume !false; [2023-11-11 23:50:06,809 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##102: assume false; [2023-11-11 23:50:06,810 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:50:07,236 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:50:07,237 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:50:07,240 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:50:07 BoogieIcfgContainer [2023-11-11 23:50:07,240 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:50:07,241 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:50:07,241 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:50:07,251 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:50:07,252 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:50:07" (1/1) ... [2023-11-11 23:50:07,264 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:50:07,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:07,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 135 states and 216 transitions. [2023-11-11 23:50:07,338 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 216 transitions. [2023-11-11 23:50:07,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-11 23:50:07,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:07,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:08,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:50:08,089 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:50:08,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:50:18,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-11 23:50:18,810 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:50:18,814 INFO L158 Benchmark]: Toolchain (without parser) took 17410.66ms. Allocated memory was 190.8MB in the beginning and 230.7MB in the end (delta: 39.8MB). Free memory was 141.2MB in the beginning and 176.7MB in the end (delta: -35.5MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2023-11-11 23:50:18,814 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 127.9MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:50:18,815 INFO L158 Benchmark]: CACSL2BoogieTranslator took 800.38ms. Allocated memory is still 190.8MB. Free memory was 141.2MB in the beginning and 108.3MB in the end (delta: 32.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-11 23:50:18,816 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.45ms. Allocated memory is still 190.8MB. Free memory was 108.3MB in the beginning and 103.5MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:50:18,816 INFO L158 Benchmark]: Boogie Preprocessor took 148.32ms. Allocated memory is still 190.8MB. Free memory was 102.9MB in the beginning and 95.8MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-11 23:50:18,817 INFO L158 Benchmark]: RCFGBuilder took 4773.34ms. Allocated memory is still 190.8MB. Free memory was 95.8MB in the beginning and 147.5MB in the end (delta: -51.8MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2023-11-11 23:50:18,819 INFO L158 Benchmark]: CodeCheck took 11571.15ms. Allocated memory was 190.8MB in the beginning and 230.7MB in the end (delta: 39.8MB). Free memory was 147.5MB in the beginning and 176.7MB in the end (delta: -29.2MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2023-11-11 23:50:18,823 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 0.54ms. Allocated memory is still 127.9MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 800.38ms. Allocated memory is still 190.8MB. Free memory was 141.2MB in the beginning and 108.3MB in the end (delta: 32.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.45ms. Allocated memory is still 190.8MB. Free memory was 108.3MB in the beginning and 103.5MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 148.32ms. Allocated memory is still 190.8MB. Free memory was 102.9MB in the beginning and 95.8MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4773.34ms. Allocated memory is still 190.8MB. Free memory was 95.8MB in the beginning and 147.5MB in the end (delta: -51.8MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. * CodeCheck took 11571.15ms. Allocated memory was 190.8MB in the beginning and 230.7MB in the end (delta: 39.8MB). Free memory was 147.5MB in the beginning and 176.7MB in the end (delta: -29.2MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:50:18,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/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_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/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_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.07.i.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/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_16ffe186-e06e-4517-b912-c89e1ad172b7/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 8c6f82e874e2f980b653c53fa0437dd3390b1771d726d8f345336fe56afb2bb6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:50:21,595 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:50:21,717 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:50:21,769 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:50:21,770 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:50:21,771 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:50:21,772 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:50:21,773 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:50:21,774 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:50:21,779 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:50:21,779 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:50:21,780 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:50:21,780 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:50:21,782 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:50:21,782 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:50:21,782 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:50:21,783 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:50:21,783 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:50:21,784 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:50:21,784 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:50:21,784 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:50:21,785 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:50:21,785 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:50:21,786 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:50:21,786 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:50:21,786 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:50:21,787 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:50:21,787 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:50:21,788 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:50:21,788 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:50:21,789 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:21,790 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:50:21,790 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:50:21,790 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:50:21,791 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:50:21,791 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:50:21,791 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:50:21,791 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:50:21,791 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:50:21,792 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_16ffe186-e06e-4517-b912-c89e1ad172b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c6f82e874e2f980b653c53fa0437dd3390b1771d726d8f345336fe56afb2bb6 [2023-11-11 23:50:22,196 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:50:22,218 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:50:22,221 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:50:22,222 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:50:22,223 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:50:22,224 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/openssl/s3_srvr.blast.07.i.cil-2.c [2023-11-11 23:50:25,562 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:50:26,002 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:50:26,003 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/sv-benchmarks/c/openssl/s3_srvr.blast.07.i.cil-2.c [2023-11-11 23:50:26,035 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/data/30022a359/4f5254a6df73451eae46a11b5120dd74/FLAG01aee0976 [2023-11-11 23:50:26,054 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/data/30022a359/4f5254a6df73451eae46a11b5120dd74 [2023-11-11 23:50:26,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:50:26,063 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:50:26,066 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:26,066 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:50:26,071 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:50:26,072 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:26" (1/1) ... [2023-11-11 23:50:26,073 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ccba45b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:26, skipping insertion in model container [2023-11-11 23:50:26,074 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:26" (1/1) ... [2023-11-11 23:50:26,161 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:50:26,730 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:26,765 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-11 23:50:26,784 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:50:26,969 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:26,976 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:50:27,099 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:27,121 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:50:27,122 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:27 WrapperNode [2023-11-11 23:50:27,122 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:27,123 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:27,123 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:50:27,124 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:50:27,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:27" (1/1) ... [2023-11-11 23:50:27,179 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:27" (1/1) ... [2023-11-11 23:50:27,251 INFO L138 Inliner]: procedures = 35, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 810 [2023-11-11 23:50:27,252 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:27,252 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:50:27,253 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:50:27,262 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:50:27,272 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:27" (1/1) ... [2023-11-11 23:50:27,273 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:27" (1/1) ... [2023-11-11 23:50:27,294 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:27" (1/1) ... [2023-11-11 23:50:27,294 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:27" (1/1) ... [2023-11-11 23:50:27,363 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:27" (1/1) ... [2023-11-11 23:50:27,371 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:27" (1/1) ... [2023-11-11 23:50:27,374 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:27" (1/1) ... [2023-11-11 23:50:27,379 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:27" (1/1) ... [2023-11-11 23:50:27,386 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:50:27,387 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:50:27,387 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:50:27,387 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:50:27,388 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:27" (1/1) ... [2023-11-11 23:50:27,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:27,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:50:27,435 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:50:27,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:50:27,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:50:27,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:50:27,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:50:27,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:50:27,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:50:27,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:50:27,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:50:27,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:50:27,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:50:27,712 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:50:27,715 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:50:27,763 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-11 23:50:45,905 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2023-11-11 23:50:45,906 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2023-11-11 23:50:45,906 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:50:46,343 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:50:46,343 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:50:46,347 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:50:46 BoogieIcfgContainer [2023-11-11 23:50:46,347 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:50:46,348 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:50:46,348 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:50:46,358 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:50:46,359 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:50:46" (1/1) ... [2023-11-11 23:50:46,373 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:50:46,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:46,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 135 states and 216 transitions. [2023-11-11 23:50:46,454 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 216 transitions. [2023-11-11 23:50:46,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-11 23:50:46,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:46,458 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:50:46,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:50:46,465 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:50:46,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-11 23:50:47,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:47,143 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:50:47,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:47,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:50:47,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:47,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:47,661 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:50:47,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-11 23:50:57,716 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 [] [2023-11-11 23:50:57,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:57,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 134 states and 215 transitions. [2023-11-11 23:50:57,751 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 215 transitions. [2023-11-11 23:50:57,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:50:57,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:57,752 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:50:57,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:50:57,753 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:50:57,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ffe186-e06e-4517-b912-c89e1ad172b7/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process