./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/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_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/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_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/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 be72ada7daf51b9672b82550c90021fecf4891e35726a3813c73070b244ac267 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:51:15,645 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:51:15,729 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 01:51:15,733 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:51:15,734 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:51:15,757 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:51:15,757 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:51:15,758 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:51:15,759 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:51:15,759 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:51:15,760 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:51:15,760 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:51:15,761 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:51:15,761 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:51:15,762 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:51:15,762 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:51:15,763 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:51:15,763 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:51:15,764 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:51:15,764 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:51:15,764 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:51:15,765 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:51:15,765 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:51:15,766 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:51:15,766 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:51:15,767 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:51:15,767 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:51:15,768 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:51:15,768 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:51:15,768 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:51:15,769 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:51:15,769 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:51:15,770 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:51:15,770 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:51:15,770 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:51:15,771 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_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be72ada7daf51b9672b82550c90021fecf4891e35726a3813c73070b244ac267 [2023-12-03 01:51:16,009 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:51:16,032 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:51:16,035 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:51:16,036 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:51:16,036 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:51:16,038 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c [2023-12-03 01:51:18,762 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:51:19,046 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:51:19,047 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c [2023-12-03 01:51:19,065 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/data/e6aa75bf0/edfe5d2d19f2495f9e1f3eb80badc9ec/FLAGc32ae4f79 [2023-12-03 01:51:19,076 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/data/e6aa75bf0/edfe5d2d19f2495f9e1f3eb80badc9ec [2023-12-03 01:51:19,078 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:51:19,079 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:51:19,080 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:51:19,080 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:51:19,083 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:51:19,084 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:51:19" (1/1) ... [2023-12-03 01:51:19,085 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29aed768 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:19, skipping insertion in model container [2023-12-03 01:51:19,085 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:51:19" (1/1) ... [2023-12-03 01:51:19,141 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:51:19,487 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:51:19,504 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:51:19,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:51:19,625 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:51:19,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:19 WrapperNode [2023-12-03 01:51:19,625 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:51:19,626 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:51:19,626 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:51:19,626 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:51:19,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:19" (1/1) ... [2023-12-03 01:51:19,654 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:19" (1/1) ... [2023-12-03 01:51:19,695 INFO L138 Inliner]: procedures = 31, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 932 [2023-12-03 01:51:19,696 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:51:19,696 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:51:19,697 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:51:19,697 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:51:19,711 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:19" (1/1) ... [2023-12-03 01:51:19,711 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:19" (1/1) ... [2023-12-03 01:51:19,722 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:19" (1/1) ... [2023-12-03 01:51:19,723 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:19" (1/1) ... [2023-12-03 01:51:19,812 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:19" (1/1) ... [2023-12-03 01:51:19,821 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:19" (1/1) ... [2023-12-03 01:51:19,824 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:19" (1/1) ... [2023-12-03 01:51:19,829 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:19" (1/1) ... [2023-12-03 01:51:19,835 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:51:19,836 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:51:19,837 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:51:19,837 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:51:19,838 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:19" (1/1) ... [2023-12-03 01:51:19,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:51:19,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:51:19,867 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:51:19,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:51:19,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:51:19,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:51:19,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:51:19,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:51:19,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:51:19,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:51:19,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:51:19,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:51:19,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:51:20,054 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:51:20,056 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:51:20,073 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-12-03 01:51:23,313 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##103: assume !false; [2023-12-03 01:51:23,313 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##102: assume false; [2023-12-03 01:51:23,314 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:51:23,615 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:51:23,615 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:51:23,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:51:23 BoogieIcfgContainer [2023-12-03 01:51:23,617 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:51:23,618 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:51:23,618 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:51:23,627 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:51:23,628 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:51:23" (1/1) ... [2023-12-03 01:51:23,637 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:51:23,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:23,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 136 states and 218 transitions. [2023-12-03 01:51:23,696 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 218 transitions. [2023-12-03 01:51:23,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-03 01:51:23,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:23,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:24,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:51:24,318 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:51:24,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:51:27,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:51:27,594 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:51:37,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 01:51:37,660 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 01:51:37,663 INFO L158 Benchmark]: Toolchain (without parser) took 18583.21ms. Allocated memory was 148.9MB in the beginning and 186.6MB in the end (delta: 37.7MB). Free memory was 111.3MB in the beginning and 65.7MB in the end (delta: 45.6MB). Peak memory consumption was 85.6MB. Max. memory is 16.1GB. [2023-12-03 01:51:37,663 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 115.3MB. Free memory is still 89.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:51:37,664 INFO L158 Benchmark]: CACSL2BoogieTranslator took 545.63ms. Allocated memory is still 148.9MB. Free memory was 111.3MB in the beginning and 77.4MB in the end (delta: 33.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-12-03 01:51:37,664 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.90ms. Allocated memory is still 148.9MB. Free memory was 77.4MB in the beginning and 72.0MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 01:51:37,665 INFO L158 Benchmark]: Boogie Preprocessor took 139.37ms. Allocated memory is still 148.9MB. Free memory was 72.0MB in the beginning and 113.0MB in the end (delta: -41.1MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2023-12-03 01:51:37,666 INFO L158 Benchmark]: RCFGBuilder took 3780.35ms. Allocated memory is still 148.9MB. Free memory was 113.0MB in the beginning and 101.0MB in the end (delta: 12.1MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. [2023-12-03 01:51:37,666 INFO L158 Benchmark]: CodeCheck took 14044.00ms. Allocated memory was 148.9MB in the beginning and 186.6MB in the end (delta: 37.7MB). Free memory was 101.0MB in the beginning and 65.7MB in the end (delta: 35.2MB). Peak memory consumption was 73.8MB. Max. memory is 16.1GB. [2023-12-03 01:51:37,670 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 0.16ms. Allocated memory is still 115.3MB. Free memory is still 89.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 545.63ms. Allocated memory is still 148.9MB. Free memory was 111.3MB in the beginning and 77.4MB in the end (delta: 33.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.90ms. Allocated memory is still 148.9MB. Free memory was 77.4MB in the beginning and 72.0MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 139.37ms. Allocated memory is still 148.9MB. Free memory was 72.0MB in the beginning and 113.0MB in the end (delta: -41.1MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. * RCFGBuilder took 3780.35ms. Allocated memory is still 148.9MB. Free memory was 113.0MB in the beginning and 101.0MB in the end (delta: 12.1MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. * CodeCheck took 14044.00ms. Allocated memory was 148.9MB in the beginning and 186.6MB in the end (delta: 37.7MB). Free memory was 101.0MB in the beginning and 65.7MB in the end (delta: 35.2MB). Peak memory consumption was 73.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:51:37,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/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_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/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_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/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 be72ada7daf51b9672b82550c90021fecf4891e35726a3813c73070b244ac267 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:51:39,599 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:51:39,666 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 01:51:39,694 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:51:39,696 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:51:39,696 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:51:39,697 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:51:39,697 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:51:39,698 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:51:39,699 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:51:39,699 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:51:39,700 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:51:39,700 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:51:39,701 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:51:39,701 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:51:39,702 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:51:39,702 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:51:39,703 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:51:39,703 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:51:39,704 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:51:39,704 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:51:39,707 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:51:39,708 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:51:39,708 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:51:39,709 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:51:39,709 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:51:39,710 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:51:39,710 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:51:39,711 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:51:39,711 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:51:39,712 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:51:39,712 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:51:39,713 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:51:39,713 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:51:39,713 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:51:39,713 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:51:39,714 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:51:39,714 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:51:39,714 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:51:39,714 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_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be72ada7daf51b9672b82550c90021fecf4891e35726a3813c73070b244ac267 [2023-12-03 01:51:40,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:51:40,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:51:40,048 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:51:40,049 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:51:40,050 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:51:40,051 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c [2023-12-03 01:51:42,885 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:51:43,213 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:51:43,214 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/sv-benchmarks/c/openssl/s3_srvr.blast.11.i.cil-1.c [2023-12-03 01:51:43,238 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/data/5af2c1cc1/d768198814204e79ac5b1e656ae73f61/FLAG21fdf6b63 [2023-12-03 01:51:43,253 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/data/5af2c1cc1/d768198814204e79ac5b1e656ae73f61 [2023-12-03 01:51:43,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:51:43,257 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:51:43,258 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:51:43,259 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:51:43,263 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:51:43,264 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:51:43" (1/1) ... [2023-12-03 01:51:43,265 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@391cd9ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:43, skipping insertion in model container [2023-12-03 01:51:43,265 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:51:43" (1/1) ... [2023-12-03 01:51:43,335 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:51:43,716 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:51:43,734 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 01:51:43,748 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:51:43,827 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:51:43,833 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:51:43,911 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:51:43,933 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:51:43,933 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:43 WrapperNode [2023-12-03 01:51:43,933 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:51:43,934 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:51:43,934 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:51:43,934 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:51:43,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:43" (1/1) ... [2023-12-03 01:51:43,967 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:43" (1/1) ... [2023-12-03 01:51:44,009 INFO L138 Inliner]: procedures = 35, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 810 [2023-12-03 01:51:44,010 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:51:44,011 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:51:44,011 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:51:44,011 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:51:44,020 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:43" (1/1) ... [2023-12-03 01:51:44,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:43" (1/1) ... [2023-12-03 01:51:44,029 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:43" (1/1) ... [2023-12-03 01:51:44,030 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:43" (1/1) ... [2023-12-03 01:51:44,080 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:43" (1/1) ... [2023-12-03 01:51:44,088 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:43" (1/1) ... [2023-12-03 01:51:44,092 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:43" (1/1) ... [2023-12-03 01:51:44,096 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:43" (1/1) ... [2023-12-03 01:51:44,103 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:51:44,104 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:51:44,104 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:51:44,104 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:51:44,105 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:43" (1/1) ... [2023-12-03 01:51:44,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:51:44,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:51:44,134 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:51:44,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:51:44,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:51:44,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:51:44,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:51:44,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 01:51:44,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:51:44,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:51:44,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:51:44,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:51:44,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 01:51:44,337 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:51:44,339 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:51:44,359 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-12-03 01:52:02,810 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2023-12-03 01:52:02,810 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2023-12-03 01:52:02,810 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:52:03,073 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:52:03,073 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:52:03,074 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:52:03 BoogieIcfgContainer [2023-12-03 01:52:03,075 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:52:03,075 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:52:03,076 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:52:03,083 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:52:03,083 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:52:03" (1/1) ... [2023-12-03 01:52:03,091 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:52:03,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:03,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 136 states and 218 transitions. [2023-12-03 01:52:03,139 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 218 transitions. [2023-12-03 01:52:03,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-03 01:52:03,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:03,141 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:52:03,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:52:03,156 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:52:03,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 01:52:03,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:03,778 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:52:04,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:04,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:52:04,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:52:04,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:52:04,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 01:52:14,284 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 [] [2023-12-03 01:52:14,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:14,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 135 states and 217 transitions. [2023-12-03 01:52:14,316 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 217 transitions. [2023-12-03 01:52:14,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 01:52:14,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:14,317 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:52:14,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:52:14,318 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:52:14,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 01:52:48,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:52:48,406 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:53:15,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:53:26,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 01:53:26,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 01:53:26,564 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 01:53:26,567 INFO L158 Benchmark]: Toolchain (without parser) took 103309.80ms. Allocated memory is still 96.5MB. Free memory was 70.3MB in the beginning and 44.8MB in the end (delta: 25.5MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2023-12-03 01:53:26,567 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 69.2MB. Free memory is still 45.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:53:26,568 INFO L158 Benchmark]: CACSL2BoogieTranslator took 675.05ms. Allocated memory is still 96.5MB. Free memory was 70.3MB in the beginning and 43.0MB in the end (delta: 27.3MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2023-12-03 01:53:26,568 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.82ms. Allocated memory is still 96.5MB. Free memory was 43.0MB in the beginning and 37.3MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 01:53:26,568 INFO L158 Benchmark]: Boogie Preprocessor took 92.40ms. Allocated memory is still 96.5MB. Free memory was 37.3MB in the beginning and 64.1MB in the end (delta: -26.9MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2023-12-03 01:53:26,569 INFO L158 Benchmark]: RCFGBuilder took 18970.96ms. Allocated memory is still 96.5MB. Free memory was 64.1MB in the beginning and 41.7MB in the end (delta: 22.4MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2023-12-03 01:53:26,569 INFO L158 Benchmark]: CodeCheck took 83490.62ms. Allocated memory is still 96.5MB. Free memory was 41.6MB in the beginning and 44.8MB in the end (delta: -3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:53:26,571 INFO L338 ainManager$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 0.22ms. Allocated memory is still 69.2MB. Free memory is still 45.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 675.05ms. Allocated memory is still 96.5MB. Free memory was 70.3MB in the beginning and 43.0MB in the end (delta: 27.3MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.82ms. Allocated memory is still 96.5MB. Free memory was 43.0MB in the beginning and 37.3MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.40ms. Allocated memory is still 96.5MB. Free memory was 37.3MB in the beginning and 64.1MB in the end (delta: -26.9MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * RCFGBuilder took 18970.96ms. Allocated memory is still 96.5MB. Free memory was 64.1MB in the beginning and 41.7MB in the end (delta: 22.4MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. * CodeCheck took 83490.62ms. Allocated memory is still 96.5MB. Free memory was 41.6MB in the beginning and 44.8MB in the end (delta: -3.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:53:26,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf754cc-75ec-47b7-aea9-13cc1159a9e1/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