./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:49:31,171 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:49:31,263 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:49:31,269 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:49:31,269 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:49:31,292 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:49:31,293 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:49:31,294 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:49:31,295 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:49:31,296 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:49:31,296 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:49:31,297 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:49:31,298 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:49:31,298 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:49:31,299 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:49:31,299 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:49:31,300 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:49:31,300 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:49:31,301 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:49:31,302 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:49:31,302 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:49:31,303 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:49:31,303 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:49:31,304 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:49:31,304 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:49:31,305 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:49:31,305 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:49:31,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:31,306 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:49:31,307 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:49:31,307 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:49:31,308 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:49:31,308 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:49:31,308 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:49:31,309 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_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 [2023-11-11 23:49:31,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:49:31,608 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:49:31,611 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:49:31,613 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:49:31,614 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:49:31,615 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2023-11-11 23:49:34,855 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:49:35,116 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:49:35,117 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2023-11-11 23:49:35,125 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/data/d8d978480/74dcca5221044197b892ca08409f4d53/FLAGf148a6b26 [2023-11-11 23:49:35,139 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/data/d8d978480/74dcca5221044197b892ca08409f4d53 [2023-11-11 23:49:35,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:49:35,143 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:49:35,145 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:35,146 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:49:35,151 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:49:35,152 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:35" (1/1) ... [2023-11-11 23:49:35,154 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e560b19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:35, skipping insertion in model container [2023-11-11 23:49:35,154 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:35" (1/1) ... [2023-11-11 23:49:35,181 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:49:35,375 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:35,385 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:49:35,412 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:35,428 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:49:35,429 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:35 WrapperNode [2023-11-11 23:49:35,429 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:35,431 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:35,431 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:49:35,431 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:49:35,438 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:35" (1/1) ... [2023-11-11 23:49:35,447 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:35" (1/1) ... [2023-11-11 23:49:35,473 INFO L138 Inliner]: procedures = 18, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 136 [2023-11-11 23:49:35,473 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:35,474 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:49:35,474 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:49:35,475 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:49:35,484 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:35" (1/1) ... [2023-11-11 23:49:35,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:35" (1/1) ... [2023-11-11 23:49:35,488 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:35" (1/1) ... [2023-11-11 23:49:35,488 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:35" (1/1) ... [2023-11-11 23:49:35,496 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:35" (1/1) ... [2023-11-11 23:49:35,499 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:35" (1/1) ... [2023-11-11 23:49:35,500 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:35" (1/1) ... [2023-11-11 23:49:35,502 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:35" (1/1) ... [2023-11-11 23:49:35,505 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:49:35,506 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:49:35,506 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:49:35,506 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:49:35,507 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:35" (1/1) ... [2023-11-11 23:49:35,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:35,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:49:35,545 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:49:35,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:49:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:49:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:49:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:49:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-11 23:49:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:49:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:49:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-11 23:49:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:49:35,681 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:49:35,684 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:49:35,981 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:49:36,010 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:49:36,010 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:49:36,013 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:49:36 BoogieIcfgContainer [2023-11-11 23:49:36,013 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:49:36,014 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:49:36,014 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:49:36,025 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:49:36,026 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:49:36" (1/1) ... [2023-11-11 23:49:36,033 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:49:36,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:36,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2023-11-11 23:49:36,092 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2023-11-11 23:49:36,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:49:36,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:36,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:36,132 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort Real not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:159) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:440) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:49:36,137 INFO L158 Benchmark]: Toolchain (without parser) took 992.31ms. Allocated memory is still 161.5MB. Free memory was 115.6MB in the beginning and 79.9MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-11 23:49:36,137 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 117.4MB. Free memory is still 67.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:49:36,138 INFO L158 Benchmark]: CACSL2BoogieTranslator took 284.47ms. Allocated memory is still 161.5MB. Free memory was 115.1MB in the beginning and 104.0MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-11 23:49:36,139 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.07ms. Allocated memory is still 161.5MB. Free memory was 104.0MB in the beginning and 102.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:49:36,140 INFO L158 Benchmark]: Boogie Preprocessor took 30.61ms. Allocated memory is still 161.5MB. Free memory was 102.0MB in the beginning and 100.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:49:36,141 INFO L158 Benchmark]: RCFGBuilder took 507.82ms. Allocated memory is still 161.5MB. Free memory was 100.5MB in the beginning and 86.3MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-11 23:49:36,142 INFO L158 Benchmark]: CodeCheck took 120.93ms. Allocated memory is still 161.5MB. Free memory was 86.3MB in the beginning and 79.9MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-11 23:49:36,146 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort Real not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort Real not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65ms. Allocated memory is still 117.4MB. Free memory is still 67.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 284.47ms. Allocated memory is still 161.5MB. Free memory was 115.1MB in the beginning and 104.0MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.07ms. Allocated memory is still 161.5MB. Free memory was 104.0MB in the beginning and 102.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.61ms. Allocated memory is still 161.5MB. Free memory was 102.0MB in the beginning and 100.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 507.82ms. Allocated memory is still 161.5MB. Free memory was 100.5MB in the beginning and 86.3MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 120.93ms. Allocated memory is still 161.5MB. Free memory was 86.3MB in the beginning and 79.9MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:49:36,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/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 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_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:49:39,008 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:49:39,108 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:49:39,143 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:49:39,144 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:49:39,145 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:49:39,146 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:49:39,146 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:49:39,147 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:49:39,148 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:49:39,149 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:49:39,149 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:49:39,150 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:49:39,150 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:49:39,151 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:49:39,152 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:49:39,152 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:49:39,153 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:49:39,153 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:49:39,154 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:49:39,154 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:49:39,155 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:49:39,156 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:49:39,156 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:49:39,157 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:49:39,157 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:49:39,158 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:49:39,158 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:49:39,159 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:49:39,159 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:49:39,160 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:39,160 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:49:39,161 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:49:39,161 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:49:39,162 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:49:39,162 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:49:39,163 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:49:39,163 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:49:39,164 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:49:39,164 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_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 [2023-11-11 23:49:39,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:49:39,620 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:49:39,623 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:49:39,626 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:49:39,627 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:49:39,628 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2023-11-11 23:49:42,998 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:49:43,285 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:49:43,286 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2023-11-11 23:49:43,295 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/data/dbca9b458/6a6291881512428a911c4465fc774f55/FLAG5aeec2880 [2023-11-11 23:49:43,314 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/data/dbca9b458/6a6291881512428a911c4465fc774f55 [2023-11-11 23:49:43,323 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:49:43,326 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:49:43,328 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:43,328 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:49:43,332 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:49:43,333 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:43" (1/1) ... [2023-11-11 23:49:43,335 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a027cfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:43, skipping insertion in model container [2023-11-11 23:49:43,335 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:43" (1/1) ... [2023-11-11 23:49:43,358 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:49:43,573 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:43,588 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:49:43,619 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:43,637 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:49:43,638 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:43 WrapperNode [2023-11-11 23:49:43,638 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:43,639 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:43,639 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:49:43,640 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:49:43,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:43" (1/1) ... [2023-11-11 23:49:43,673 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:43" (1/1) ... [2023-11-11 23:49:43,715 INFO L138 Inliner]: procedures = 19, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 137 [2023-11-11 23:49:43,716 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:43,716 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:49:43,717 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:49:43,717 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:49:43,727 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:43" (1/1) ... [2023-11-11 23:49:43,727 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:43" (1/1) ... [2023-11-11 23:49:43,751 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:43" (1/1) ... [2023-11-11 23:49:43,752 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:43" (1/1) ... [2023-11-11 23:49:43,762 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:43" (1/1) ... [2023-11-11 23:49:43,776 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:43" (1/1) ... [2023-11-11 23:49:43,779 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:43" (1/1) ... [2023-11-11 23:49:43,791 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:43" (1/1) ... [2023-11-11 23:49:43,795 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:49:43,796 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:49:43,796 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:49:43,796 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:49:43,797 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:43" (1/1) ... [2023-11-11 23:49:43,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:43,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:49:43,842 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:49:43,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:49:43,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:49:43,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-11 23:49:43,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:49:43,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:49:43,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-11 23:49:43,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:49:43,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:49:43,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:49:44,055 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:49:44,057 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:49:55,040 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:49:55,122 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:49:55,122 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:49:55,129 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:49:55 BoogieIcfgContainer [2023-11-11 23:49:55,129 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:49:55,130 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:49:55,130 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:49:55,142 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:49:55,142 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:49:55" (1/1) ... [2023-11-11 23:49:55,153 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:49:55,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:55,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2023-11-11 23:49:55,230 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2023-11-11 23:49:55,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:49:55,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:55,233 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:49:55,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:49:55,236 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:49:55,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-11 23:49:55,261 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort RoundingMode not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:159) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:440) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:49:55,265 INFO L158 Benchmark]: Toolchain (without parser) took 11937.56ms. Allocated memory is still 90.2MB. Free memory was 65.9MB in the beginning and 40.4MB in the end (delta: 25.5MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2023-11-11 23:49:55,265 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 60.8MB. Free memory is still 36.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:49:55,266 INFO L158 Benchmark]: CACSL2BoogieTranslator took 310.57ms. Allocated memory is still 90.2MB. Free memory was 65.7MB in the beginning and 54.0MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:49:55,267 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.58ms. Allocated memory is still 90.2MB. Free memory was 54.0MB in the beginning and 51.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:49:55,268 INFO L158 Benchmark]: Boogie Preprocessor took 78.58ms. Allocated memory is still 90.2MB. Free memory was 51.9MB in the beginning and 50.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:49:55,269 INFO L158 Benchmark]: RCFGBuilder took 11333.75ms. Allocated memory is still 90.2MB. Free memory was 50.0MB in the beginning and 45.5MB in the end (delta: 4.5MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2023-11-11 23:49:55,269 INFO L158 Benchmark]: CodeCheck took 133.29ms. Allocated memory is still 90.2MB. Free memory was 45.5MB in the beginning and 40.4MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:49:55,273 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort RoundingMode not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort RoundingMode not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 60.8MB. Free memory is still 36.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 310.57ms. Allocated memory is still 90.2MB. Free memory was 65.7MB in the beginning and 54.0MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.58ms. Allocated memory is still 90.2MB. Free memory was 54.0MB in the beginning and 51.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.58ms. Allocated memory is still 90.2MB. Free memory was 51.9MB in the beginning and 50.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 11333.75ms. Allocated memory is still 90.2MB. Free memory was 50.0MB in the beginning and 45.5MB in the end (delta: 4.5MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * CodeCheck took 133.29ms. Allocated memory is still 90.2MB. Free memory was 45.5MB in the beginning and 40.4MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:49:55,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-11 23:49:55,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24255db1-9cd2-438a-b8c1-fa6544c6e7f9/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort RoundingMode not declared