./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --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 3507c00d68b8e41390815967879286d70904cb2355267878593fbddaafb4b556 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:43:04,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:43:04,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:43:04,467 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:43:04,467 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:43:04,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:43:04,470 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:43:04,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:43:04,479 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:43:04,485 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:43:04,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:43:04,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:43:04,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:43:04,495 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:43:04,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:43:04,501 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:43:04,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:43:04,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:43:04,506 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:43:04,513 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:43:04,515 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:43:04,517 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:43:04,519 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:43:04,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:43:04,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:43:04,533 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:43:04,533 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:43:04,535 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:43:04,536 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:43:04,538 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:43:04,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:43:04,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:43:04,541 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:43:04,543 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:43:04,544 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:43:04,544 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:43:04,545 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:43:04,545 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:43:04,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:43:04,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:43:04,547 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:43:04,548 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 23:43:04,588 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:43:04,588 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:43:04,590 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:43:04,590 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:43:04,591 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:43:04,591 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:43:04,592 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:43:04,592 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:43:04,592 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:43:04,592 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:43:04,593 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:43:04,594 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:43:04,594 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:43:04,594 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:43:04,595 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:43:04,595 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:43:04,595 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:43:04,595 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:43:04,596 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:43:04,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:43:04,596 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:43:04,597 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:43:04,597 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:43:04,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:43:04,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:43:04,598 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:43:04,598 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:43:04,598 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:43:04,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:43:04,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:43:04,600 INFO L138 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_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3507c00d68b8e41390815967879286d70904cb2355267878593fbddaafb4b556 [2022-11-21 23:43:04,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:43:05,007 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:43:05,010 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:43:05,012 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:43:05,012 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:43:05,014 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c [2022-11-21 23:43:08,156 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:43:08,399 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:43:08,399 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c [2022-11-21 23:43:08,407 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/data/4680ca63d/fb70b92ac2de4ac9b70c25a6a125a002/FLAG5979bcc1f [2022-11-21 23:43:08,427 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/data/4680ca63d/fb70b92ac2de4ac9b70c25a6a125a002 [2022-11-21 23:43:08,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:43:08,432 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:43:08,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:43:08,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:43:08,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:43:08,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:43:08" (1/1) ... [2022-11-21 23:43:08,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39cc280 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:08, skipping insertion in model container [2022-11-21 23:43:08,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:43:08" (1/1) ... [2022-11-21 23:43:08,450 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:43:08,475 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:43:08,661 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c[1314,1327] [2022-11-21 23:43:08,670 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:43:08,682 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:43:08,707 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c[1314,1327] [2022-11-21 23:43:08,716 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:43:08,736 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:43:08,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:08 WrapperNode [2022-11-21 23:43:08,738 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:43:08,739 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:43:08,739 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:43:08,739 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:43:08,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:08" (1/1) ... [2022-11-21 23:43:08,766 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:08" (1/1) ... [2022-11-21 23:43:08,787 INFO L138 Inliner]: procedures = 18, calls = 46, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 153 [2022-11-21 23:43:08,787 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:43:08,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:43:08,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:43:08,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:43:08,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:08" (1/1) ... [2022-11-21 23:43:08,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:08" (1/1) ... [2022-11-21 23:43:08,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:08" (1/1) ... [2022-11-21 23:43:08,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:08" (1/1) ... [2022-11-21 23:43:08,809 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:08" (1/1) ... [2022-11-21 23:43:08,811 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:08" (1/1) ... [2022-11-21 23:43:08,812 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:08" (1/1) ... [2022-11-21 23:43:08,814 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:08" (1/1) ... [2022-11-21 23:43:08,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:43:08,817 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:43:08,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:43:08,817 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:43:08,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:08" (1/1) ... [2022-11-21 23:43:08,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:43:08,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:43:08,852 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:43:08,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:43:08,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:43:08,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:43:08,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:43:08,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-21 23:43:08,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:43:08,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:43:08,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-11-21 23:43:08,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:43:08,986 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:43:08,988 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:43:09,173 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:43:09,201 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:43:09,201 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:43:09,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:43:09 BoogieIcfgContainer [2022-11-21 23:43:09,204 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:43:09,205 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:43:09,205 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:43:09,217 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:43:09,217 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:43:09" (1/1) ... [2022-11-21 23:43:09,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:43:09,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:09,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2022-11-21 23:43:09,313 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2022-11-21 23:43:09,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:43:09,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:09,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:09,370 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:439) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-11-21 23:43:09,374 INFO L158 Benchmark]: Toolchain (without parser) took 941.42ms. Allocated memory is still 186.6MB. Free memory was 142.9MB in the beginning and 108.1MB in the end (delta: 34.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-11-21 23:43:09,374 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 123.7MB. Free memory was 88.9MB in the beginning and 88.8MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:43:09,375 INFO L158 Benchmark]: CACSL2BoogieTranslator took 303.04ms. Allocated memory is still 186.6MB. Free memory was 142.9MB in the beginning and 131.5MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:43:09,376 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.02ms. Allocated memory is still 186.6MB. Free memory was 131.5MB in the beginning and 130.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:43:09,376 INFO L158 Benchmark]: Boogie Preprocessor took 28.44ms. Allocated memory is still 186.6MB. Free memory was 130.3MB in the beginning and 128.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:43:09,377 INFO L158 Benchmark]: RCFGBuilder took 387.51ms. Allocated memory is still 186.6MB. Free memory was 128.2MB in the beginning and 113.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 23:43:09,378 INFO L158 Benchmark]: CodeCheck took 167.53ms. Allocated memory is still 186.6MB. Free memory was 113.5MB in the beginning and 108.1MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:43:09,381 INFO L339 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 0.30ms. Allocated memory is still 123.7MB. Free memory was 88.9MB in the beginning and 88.8MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 303.04ms. Allocated memory is still 186.6MB. Free memory was 142.9MB in the beginning and 131.5MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.02ms. Allocated memory is still 186.6MB. Free memory was 131.5MB in the beginning and 130.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.44ms. Allocated memory is still 186.6MB. Free memory was 130.3MB in the beginning and 128.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 387.51ms. Allocated memory is still 186.6MB. Free memory was 128.2MB in the beginning and 113.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 167.53ms. Allocated memory is still 186.6MB. Free memory was 113.5MB in the beginning and 108.1MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:43:09,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/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_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --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 3507c00d68b8e41390815967879286d70904cb2355267878593fbddaafb4b556 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:43:11,841 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:43:11,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:43:11,875 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:43:11,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:43:11,878 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:43:11,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:43:11,882 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:43:11,887 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:43:11,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:43:11,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:43:11,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:43:11,896 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:43:11,897 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:43:11,900 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:43:11,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:43:11,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:43:11,907 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:43:11,911 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:43:11,914 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:43:11,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:43:11,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:43:11,928 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:43:11,929 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:43:11,933 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:43:11,939 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:43:11,939 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:43:11,940 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:43:11,941 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:43:11,942 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:43:11,943 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:43:11,944 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:43:11,946 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:43:11,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:43:11,949 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:43:11,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:43:11,954 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:43:11,955 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:43:11,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:43:11,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:43:11,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:43:11,960 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 23:43:11,996 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:43:11,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:43:11,997 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:43:11,998 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:43:11,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:43:11,999 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:43:11,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:43:11,999 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:43:12,000 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:43:12,000 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:43:12,001 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:43:12,001 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:43:12,002 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:43:12,002 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:43:12,002 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:43:12,002 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:43:12,003 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:43:12,003 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:43:12,003 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:43:12,003 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:43:12,003 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:43:12,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:43:12,004 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:43:12,004 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:43:12,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:43:12,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:43:12,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:43:12,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:43:12,005 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:43:12,006 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:43:12,006 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:43:12,006 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:43:12,007 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:43:12,007 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:43:12,007 INFO L138 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_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3507c00d68b8e41390815967879286d70904cb2355267878593fbddaafb4b556 [2022-11-21 23:43:12,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:43:12,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:43:12,504 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:43:12,506 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:43:12,506 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:43:12,508 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c [2022-11-21 23:43:15,717 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:43:15,996 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:43:15,996 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c [2022-11-21 23:43:16,002 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/data/d410857d2/763a46603523445fa734c6c44330a11c/FLAG085219def [2022-11-21 23:43:16,025 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/data/d410857d2/763a46603523445fa734c6c44330a11c [2022-11-21 23:43:16,030 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:43:16,032 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:43:16,036 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:43:16,036 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:43:16,039 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:43:16,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:43:16" (1/1) ... [2022-11-21 23:43:16,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30845244 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:16, skipping insertion in model container [2022-11-21 23:43:16,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:43:16" (1/1) ... [2022-11-21 23:43:16,048 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:43:16,077 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:43:16,234 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c[1314,1327] [2022-11-21 23:43:16,244 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:43:16,257 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:43:16,279 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c[1314,1327] [2022-11-21 23:43:16,285 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:43:16,311 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:43:16,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:16 WrapperNode [2022-11-21 23:43:16,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:43:16,314 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:43:16,315 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:43:16,315 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:43:16,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:16" (1/1) ... [2022-11-21 23:43:16,351 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:16" (1/1) ... [2022-11-21 23:43:16,373 INFO L138 Inliner]: procedures = 19, calls = 46, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 154 [2022-11-21 23:43:16,373 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:43:16,374 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:43:16,374 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:43:16,374 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:43:16,384 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:16" (1/1) ... [2022-11-21 23:43:16,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:16" (1/1) ... [2022-11-21 23:43:16,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:16" (1/1) ... [2022-11-21 23:43:16,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:16" (1/1) ... [2022-11-21 23:43:16,434 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:16" (1/1) ... [2022-11-21 23:43:16,461 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:16" (1/1) ... [2022-11-21 23:43:16,471 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:16" (1/1) ... [2022-11-21 23:43:16,473 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:16" (1/1) ... [2022-11-21 23:43:16,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:43:16,488 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:43:16,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:43:16,488 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:43:16,489 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:16" (1/1) ... [2022-11-21 23:43:16,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:43:16,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:43:16,520 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:43:16,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:43:16,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:43:16,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-11-21 23:43:16,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 23:43:16,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:43:16,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-11-21 23:43:16,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:43:16,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:43:16,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:43:16,685 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:43:16,687 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:43:20,167 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:43:20,209 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:43:20,209 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:43:20,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:43:20 BoogieIcfgContainer [2022-11-21 23:43:20,212 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:43:20,213 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:43:20,213 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:43:20,223 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:43:20,223 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:43:20" (1/1) ... [2022-11-21 23:43:20,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:43:20,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:20,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2022-11-21 23:43:20,306 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2022-11-21 23:43:20,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:43:20,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:20,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:20,356 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec 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.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) 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:439) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-11-21 23:43:20,361 INFO L158 Benchmark]: Toolchain (without parser) took 4327.95ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 48.6MB in the beginning and 65.7MB in the end (delta: -17.1MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2022-11-21 23:43:20,361 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 71.3MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:43:20,362 INFO L158 Benchmark]: CACSL2BoogieTranslator took 277.19ms. Allocated memory is still 71.3MB. Free memory was 48.4MB in the beginning and 36.6MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:43:20,362 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.14ms. Allocated memory is still 71.3MB. Free memory was 36.6MB in the beginning and 34.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:43:20,363 INFO L158 Benchmark]: Boogie Preprocessor took 113.05ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 34.7MB in the beginning and 69.4MB in the end (delta: -34.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:43:20,364 INFO L158 Benchmark]: RCFGBuilder took 3724.24ms. Allocated memory is still 90.2MB. Free memory was 69.4MB in the beginning and 48.7MB in the end (delta: 20.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-21 23:43:20,364 INFO L158 Benchmark]: CodeCheck took 146.38ms. Allocated memory is still 90.2MB. Free memory was 48.4MB in the beginning and 65.7MB in the end (delta: -17.3MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2022-11-21 23:43:20,375 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec 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 0.21ms. Allocated memory is still 71.3MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 277.19ms. Allocated memory is still 71.3MB. Free memory was 48.4MB in the beginning and 36.6MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.14ms. Allocated memory is still 71.3MB. Free memory was 36.6MB in the beginning and 34.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 113.05ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 34.7MB in the beginning and 69.4MB in the end (delta: -34.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3724.24ms. Allocated memory is still 90.2MB. Free memory was 69.4MB in the beginning and 48.7MB in the end (delta: 20.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 146.38ms. Allocated memory is still 90.2MB. Free memory was 48.4MB in the beginning and 65.7MB in the end (delta: -17.3MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:43:20,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b03fd7-4550-4b3f-a728-c6164fa84943/bin/ukojak-jW3SillKbg/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 BitVec not declared