./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/openssl/s3_srvr.blast.16.i.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.16.i.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0b79f6e49ac032444452c6675a01007f08f3b698920d88701561807a0669494d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:46:06,425 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:46:06,488 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 21:46:06,493 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:46:06,493 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:46:06,514 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:46:06,515 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:46:06,516 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:46:06,516 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:46:06,517 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:46:06,518 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:46:06,518 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:46:06,519 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:46:06,519 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:46:06,520 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:46:06,520 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:46:06,521 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:46:06,521 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:46:06,522 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:46:06,522 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:46:06,523 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:46:06,526 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:46:06,526 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:46:06,527 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:46:06,527 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:46:06,528 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:46:06,528 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:46:06,528 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:46:06,529 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:46:06,529 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:46:06,530 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:46:06,530 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:46:06,530 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:46:06,531 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:46:06,531 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:46:06,531 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_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b79f6e49ac032444452c6675a01007f08f3b698920d88701561807a0669494d [2023-12-02 21:46:06,738 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:46:06,756 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:46:06,759 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:46:06,760 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:46:06,760 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:46:06,761 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/openssl/s3_srvr.blast.16.i.cil-1.c [2023-12-02 21:46:09,467 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:46:09,765 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:46:09,766 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/sv-benchmarks/c/openssl/s3_srvr.blast.16.i.cil-1.c [2023-12-02 21:46:09,791 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/data/9233ead7b/2ca5e70cf573453cb8ffaccf6efa3e04/FLAG91fc6146d [2023-12-02 21:46:09,806 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/data/9233ead7b/2ca5e70cf573453cb8ffaccf6efa3e04 [2023-12-02 21:46:09,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:46:09,811 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:46:09,812 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:46:09,812 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:46:09,818 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:46:09,819 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:46:09" (1/1) ... [2023-12-02 21:46:09,820 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@445d4be8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:09, skipping insertion in model container [2023-12-02 21:46:09,821 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:46:09" (1/1) ... [2023-12-02 21:46:09,889 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:46:10,286 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:46:10,300 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:46:10,412 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:46:10,439 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:46:10,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:10 WrapperNode [2023-12-02 21:46:10,439 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:46:10,441 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:46:10,441 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:46:10,441 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:46:10,449 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:10" (1/1) ... [2023-12-02 21:46:10,473 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:10" (1/1) ... [2023-12-02 21:46:10,519 INFO L138 Inliner]: procedures = 31, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 949 [2023-12-02 21:46:10,519 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:46:10,520 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:46:10,520 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:46:10,520 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:46:10,530 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:10" (1/1) ... [2023-12-02 21:46:10,530 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:10" (1/1) ... [2023-12-02 21:46:10,540 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:10" (1/1) ... [2023-12-02 21:46:10,541 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:10" (1/1) ... [2023-12-02 21:46:10,579 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:10" (1/1) ... [2023-12-02 21:46:10,587 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:10" (1/1) ... [2023-12-02 21:46:10,591 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:10" (1/1) ... [2023-12-02 21:46:10,595 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:10" (1/1) ... [2023-12-02 21:46:10,602 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:46:10,603 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:46:10,603 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:46:10,604 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:46:10,604 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:10" (1/1) ... [2023-12-02 21:46:10,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:46:10,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:46:10,634 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:46:10,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:46:10,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:46:10,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:46:10,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:46:10,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:46:10,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:46:10,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:46:10,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:46:10,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:46:10,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:46:10,834 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:46:10,836 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:46:10,857 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-12-02 21:46:14,336 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##103: assume !false; [2023-12-02 21:46:14,336 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##102: assume false; [2023-12-02 21:46:14,336 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:46:14,669 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:46:14,669 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:46:14,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:46:14 BoogieIcfgContainer [2023-12-02 21:46:14,671 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:46:14,672 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:46:14,672 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:46:14,682 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:46:14,682 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:46:14" (1/1) ... [2023-12-02 21:46:14,692 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:46:14,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:14,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 135 states and 217 transitions. [2023-12-02 21:46:14,761 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 217 transitions. [2023-12-02 21:46:14,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-02 21:46:14,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:14,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:15,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:46:15,315 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:46:15,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:46:18,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:46:18,128 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:46:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 21:46:28,196 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 21:46:28,199 INFO L158 Benchmark]: Toolchain (without parser) took 18387.74ms. Allocated memory was 161.5MB in the beginning and 203.4MB in the end (delta: 41.9MB). Free memory was 118.6MB in the beginning and 145.8MB in the end (delta: -27.2MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-12-02 21:46:28,199 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 115.3MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:46:28,200 INFO L158 Benchmark]: CACSL2BoogieTranslator took 627.78ms. Allocated memory is still 161.5MB. Free memory was 118.6MB in the beginning and 105.1MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 21:46:28,200 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.68ms. Allocated memory is still 161.5MB. Free memory was 105.1MB in the beginning and 99.6MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 21:46:28,200 INFO L158 Benchmark]: Boogie Preprocessor took 82.45ms. Allocated memory is still 161.5MB. Free memory was 99.6MB in the beginning and 91.9MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 21:46:28,201 INFO L158 Benchmark]: RCFGBuilder took 4068.01ms. Allocated memory is still 161.5MB. Free memory was 91.9MB in the beginning and 59.4MB in the end (delta: 32.5MB). Peak memory consumption was 63.2MB. Max. memory is 16.1GB. [2023-12-02 21:46:28,201 INFO L158 Benchmark]: CodeCheck took 13525.72ms. Allocated memory was 161.5MB in the beginning and 203.4MB in the end (delta: 41.9MB). Free memory was 59.4MB in the beginning and 145.8MB in the end (delta: -86.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:46:28,204 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 115.3MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 627.78ms. Allocated memory is still 161.5MB. Free memory was 118.6MB in the beginning and 105.1MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.68ms. Allocated memory is still 161.5MB. Free memory was 105.1MB in the beginning and 99.6MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.45ms. Allocated memory is still 161.5MB. Free memory was 99.6MB in the beginning and 91.9MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 4068.01ms. Allocated memory is still 161.5MB. Free memory was 91.9MB in the beginning and 59.4MB in the end (delta: 32.5MB). Peak memory consumption was 63.2MB. Max. memory is 16.1GB. * CodeCheck took 13525.72ms. Allocated memory was 161.5MB in the beginning and 203.4MB in the end (delta: 41.9MB). Free memory was 59.4MB in the beginning and 145.8MB in the end (delta: -86.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:46:28,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.16.i.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0b79f6e49ac032444452c6675a01007f08f3b698920d88701561807a0669494d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:46:30,079 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:46:30,158 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 21:46:30,192 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:46:30,193 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:46:30,194 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:46:30,195 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:46:30,195 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:46:30,196 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:46:30,196 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:46:30,197 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:46:30,197 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:46:30,198 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:46:30,199 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:46:30,199 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:46:30,200 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:46:30,200 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:46:30,201 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:46:30,201 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:46:30,202 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:46:30,202 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:46:30,203 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:46:30,204 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:46:30,204 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:46:30,205 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:46:30,205 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:46:30,206 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:46:30,206 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:46:30,207 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:46:30,207 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:46:30,208 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:46:30,208 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:46:30,209 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:46:30,209 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:46:30,209 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:46:30,209 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:46:30,210 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:46:30,210 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:46:30,210 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:46:30,210 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_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b79f6e49ac032444452c6675a01007f08f3b698920d88701561807a0669494d [2023-12-02 21:46:30,517 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:46:30,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:46:30,540 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:46:30,541 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:46:30,542 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:46:30,543 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/openssl/s3_srvr.blast.16.i.cil-1.c [2023-12-02 21:46:33,360 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:46:33,640 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:46:33,641 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/sv-benchmarks/c/openssl/s3_srvr.blast.16.i.cil-1.c [2023-12-02 21:46:33,661 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/data/4dcda09bb/363f202ded80411bb528966836595e35/FLAG3a51360ff [2023-12-02 21:46:33,676 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/data/4dcda09bb/363f202ded80411bb528966836595e35 [2023-12-02 21:46:33,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:46:33,681 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:46:33,682 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:46:33,683 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:46:33,688 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:46:33,689 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:46:33" (1/1) ... [2023-12-02 21:46:33,690 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c3fca83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:33, skipping insertion in model container [2023-12-02 21:46:33,690 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:46:33" (1/1) ... [2023-12-02 21:46:33,762 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:46:34,149 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:46:34,169 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 21:46:34,186 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:46:34,285 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:46:34,292 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:46:34,378 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:46:34,399 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:46:34,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:34 WrapperNode [2023-12-02 21:46:34,400 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:46:34,401 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:46:34,401 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:46:34,401 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:46:34,408 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:34" (1/1) ... [2023-12-02 21:46:34,433 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:34" (1/1) ... [2023-12-02 21:46:34,478 INFO L138 Inliner]: procedures = 35, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 827 [2023-12-02 21:46:34,478 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:46:34,479 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:46:34,479 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:46:34,479 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:46:34,488 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:34" (1/1) ... [2023-12-02 21:46:34,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:34" (1/1) ... [2023-12-02 21:46:34,499 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:34" (1/1) ... [2023-12-02 21:46:34,500 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:34" (1/1) ... [2023-12-02 21:46:34,540 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:34" (1/1) ... [2023-12-02 21:46:34,547 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:34" (1/1) ... [2023-12-02 21:46:34,551 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:34" (1/1) ... [2023-12-02 21:46:34,556 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:34" (1/1) ... [2023-12-02 21:46:34,563 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:46:34,564 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:46:34,564 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:46:34,564 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:46:34,565 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:34" (1/1) ... [2023-12-02 21:46:34,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:46:34,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:46:34,595 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:46:34,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:46:34,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:46:34,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:46:34,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:46:34,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 21:46:34,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:46:34,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:46:34,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:46:34,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:46:34,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 21:46:34,806 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:46:34,809 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:46:34,828 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-12-02 21:46:51,976 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2023-12-02 21:46:51,976 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2023-12-02 21:46:51,976 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:46:52,242 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:46:52,243 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:46:52,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:46:52 BoogieIcfgContainer [2023-12-02 21:46:52,245 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:46:52,246 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:46:52,246 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:46:52,256 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:46:52,257 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:46:52" (1/1) ... [2023-12-02 21:46:52,266 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:46:52,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:52,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 135 states and 217 transitions. [2023-12-02 21:46:52,332 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 217 transitions. [2023-12-02 21:46:52,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-02 21:46:52,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:52,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:46:52,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:46:52,354 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:46:52,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 21:46:52,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:52,862 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:46:53,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:53,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:46:53,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:53,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:53,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 21:47:03,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 21:47:03,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:03,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 134 states and 216 transitions. [2023-12-02 21:47:03,307 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 216 transitions. [2023-12-02 21:47:03,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 21:47:03,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:03,308 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:47:03,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:47:03,309 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:47:03,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 21:47:42,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:47:42,721 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:47:49,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:47:59,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 21:47:59,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 21:47:59,978 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 21:47:59,982 INFO L158 Benchmark]: Toolchain (without parser) took 86300.67ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 81.1MB in the beginning and 39.7MB in the end (delta: 41.5MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. [2023-12-02 21:47:59,982 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 67.1MB. Free memory was 43.3MB in the beginning and 43.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:47:59,983 INFO L158 Benchmark]: CACSL2BoogieTranslator took 717.68ms. Allocated memory is still 107.0MB. Free memory was 81.1MB in the beginning and 68.8MB in the end (delta: 12.4MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2023-12-02 21:47:59,984 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.59ms. Allocated memory is still 107.0MB. Free memory was 68.8MB in the beginning and 63.2MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 21:47:59,984 INFO L158 Benchmark]: Boogie Preprocessor took 84.25ms. Allocated memory is still 107.0MB. Free memory was 63.2MB in the beginning and 55.4MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 21:47:59,985 INFO L158 Benchmark]: RCFGBuilder took 17681.01ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 55.4MB in the beginning and 54.2MB in the end (delta: 1.2MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2023-12-02 21:47:59,986 INFO L158 Benchmark]: CodeCheck took 67735.03ms. Allocated memory is still 130.0MB. Free memory was 54.2MB in the beginning and 39.7MB in the end (delta: 14.5MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2023-12-02 21:47:59,989 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 0.13ms. Allocated memory is still 67.1MB. Free memory was 43.3MB in the beginning and 43.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 717.68ms. Allocated memory is still 107.0MB. Free memory was 81.1MB in the beginning and 68.8MB in the end (delta: 12.4MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.59ms. Allocated memory is still 107.0MB. Free memory was 68.8MB in the beginning and 63.2MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.25ms. Allocated memory is still 107.0MB. Free memory was 63.2MB in the beginning and 55.4MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 17681.01ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 55.4MB in the beginning and 54.2MB in the end (delta: 1.2MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. * CodeCheck took 67735.03ms. Allocated memory is still 130.0MB. Free memory was 54.2MB in the beginning and 39.7MB in the end (delta: 14.5MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:48:00,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3a724-46ef-4404-bc2a-8fcb1dfd2d27/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown