./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/float-benchs/interpolation2.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_0061adfb-66d6-4129-9a07-5aa1e9564865/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/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_0061adfb-66d6-4129-9a07-5aa1e9564865/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/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_0061adfb-66d6-4129-9a07-5aa1e9564865/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 b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f --- 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 23:55:25,527 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:55:25,529 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:55:25,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:55:25,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:55:25,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:55:25,566 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:55:25,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:55:25,569 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:55:25,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:55:25,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:55:25,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:55:25,573 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:55:25,574 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:55:25,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:55:25,576 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:55:25,577 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:55:25,578 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:55:25,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:55:25,582 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:55:25,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:55:25,585 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:55:25,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:55:25,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:55:25,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:55:25,592 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:55:25,592 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:55:25,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:55:25,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:55:25,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:55:25,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:55:25,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:55:25,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:55:25,598 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:55:25,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:55:25,600 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:55:25,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:55:25,601 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:55:25,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:55:25,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:55:25,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:55:25,607 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 23:55:25,645 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:55:25,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:55:25,646 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:55:25,646 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:55:25,656 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:55:25,656 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:55:25,656 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:55:25,657 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:55:25,657 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:55:25,657 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:55:25,658 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:55:25,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:55:25,658 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:55:25,659 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:55:25,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:55:25,659 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:55:25,659 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:55:25,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:55:25,659 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:55:25,660 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:55:25,660 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:55:25,660 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:55:25,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:55:25,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:55:25,661 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:55:25,661 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:55:25,661 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:55:25,662 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:55:25,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:55:25,663 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:55:25,663 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_0061adfb-66d6-4129-9a07-5aa1e9564865/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f [2022-11-21 23:55:25,943 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:55:25,973 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:55:25,976 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:55:25,978 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:55:25,979 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:55:25,980 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2022-11-21 23:55:29,080 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:55:29,308 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:55:29,308 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2022-11-21 23:55:29,315 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/bin/ukojak-jW3SillKbg/data/0d2c35926/7066b138a8fa4d36afefb7daeb807572/FLAG69cc4e921 [2022-11-21 23:55:29,330 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/bin/ukojak-jW3SillKbg/data/0d2c35926/7066b138a8fa4d36afefb7daeb807572 [2022-11-21 23:55:29,333 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:55:29,334 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:55:29,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:55:29,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:55:29,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:55:29,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:55:29" (1/1) ... [2022-11-21 23:55:29,341 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@415d23a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:29, skipping insertion in model container [2022-11-21 23:55:29,342 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:55:29" (1/1) ... [2022-11-21 23:55:29,349 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:55:29,368 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:55:29,574 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_0061adfb-66d6-4129-9a07-5aa1e9564865/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2022-11-21 23:55:29,587 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:55:29,604 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:55:29,628 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_0061adfb-66d6-4129-9a07-5aa1e9564865/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2022-11-21 23:55:29,634 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:55:29,649 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:55:29,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:29 WrapperNode [2022-11-21 23:55:29,649 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:55:29,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:55:29,651 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:55:29,651 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:55:29,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:29" (1/1) ... [2022-11-21 23:55:29,665 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:29" (1/1) ... [2022-11-21 23:55:29,689 INFO L138 Inliner]: procedures = 18, calls = 78, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 205 [2022-11-21 23:55:29,689 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:55:29,690 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:55:29,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:55:29,691 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:55:29,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:29" (1/1) ... [2022-11-21 23:55:29,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:29" (1/1) ... [2022-11-21 23:55:29,705 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:29" (1/1) ... [2022-11-21 23:55:29,705 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:29" (1/1) ... [2022-11-21 23:55:29,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:29" (1/1) ... [2022-11-21 23:55:29,717 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:29" (1/1) ... [2022-11-21 23:55:29,719 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:29" (1/1) ... [2022-11-21 23:55:29,720 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:29" (1/1) ... [2022-11-21 23:55:29,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:55:29,724 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:55:29,724 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:55:29,724 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:55:29,725 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:29" (1/1) ... [2022-11-21 23:55:29,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:55:29,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:55:29,758 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:55:29,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:55:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:55:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:55:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:55:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-21 23:55:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:55:29,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:55:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-11-21 23:55:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:55:29,888 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:55:29,890 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:55:30,245 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:55:30,285 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:55:30,285 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:55:30,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:55:30 BoogieIcfgContainer [2022-11-21 23:55:30,290 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:55:30,292 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:55:30,292 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:55:30,301 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:55:30,301 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:55:30" (1/1) ... [2022-11-21 23:55:30,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:55:30,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:30,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2022-11-21 23:55:30,359 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2022-11-21 23:55:30,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:55:30,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:30,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:30,406 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 23:55:30,413 INFO L158 Benchmark]: Toolchain (without parser) took 1077.78ms. Allocated memory is still 157.3MB. Free memory was 121.4MB in the beginning and 99.4MB in the end (delta: 21.9MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2022-11-21 23:55:30,414 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 115.3MB. Free memory is still 86.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:55:30,415 INFO L158 Benchmark]: CACSL2BoogieTranslator took 314.18ms. Allocated memory is still 157.3MB. Free memory was 121.4MB in the beginning and 125.9MB in the end (delta: -4.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:55:30,416 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.18ms. Allocated memory is still 157.3MB. Free memory was 125.9MB in the beginning and 123.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:55:30,417 INFO L158 Benchmark]: Boogie Preprocessor took 32.64ms. Allocated memory is still 157.3MB. Free memory was 123.8MB in the beginning and 122.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:55:30,418 INFO L158 Benchmark]: RCFGBuilder took 567.30ms. Allocated memory is still 157.3MB. Free memory was 122.1MB in the beginning and 105.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-21 23:55:30,420 INFO L158 Benchmark]: CodeCheck took 119.47ms. Allocated memory is still 157.3MB. Free memory was 105.3MB in the beginning and 99.4MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:55:30,431 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 0.29ms. Allocated memory is still 115.3MB. Free memory is still 86.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 314.18ms. Allocated memory is still 157.3MB. Free memory was 121.4MB in the beginning and 125.9MB in the end (delta: -4.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.18ms. Allocated memory is still 157.3MB. Free memory was 125.9MB in the beginning and 123.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.64ms. Allocated memory is still 157.3MB. Free memory was 123.8MB in the beginning and 122.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 567.30ms. Allocated memory is still 157.3MB. Free memory was 122.1MB in the beginning and 105.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 119.47ms. Allocated memory is still 157.3MB. Free memory was 105.3MB in the beginning and 99.4MB in the end (delta: 5.8MB). 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 23:55:30,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/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 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_0061adfb-66d6-4129-9a07-5aa1e9564865/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/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_0061adfb-66d6-4129-9a07-5aa1e9564865/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/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_0061adfb-66d6-4129-9a07-5aa1e9564865/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 b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f --- 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 23:55:32,939 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:55:32,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:55:32,983 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:55:32,983 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:55:32,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:55:32,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:55:32,994 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:55:32,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:55:33,001 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:55:33,002 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:55:33,004 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:55:33,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:55:33,007 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:55:33,009 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:55:33,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:55:33,016 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:55:33,017 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:55:33,019 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:55:33,020 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:55:33,025 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:55:33,027 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:55:33,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:55:33,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:55:33,036 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:55:33,041 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:55:33,041 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:55:33,042 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:55:33,043 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:55:33,044 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:55:33,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:55:33,045 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:55:33,045 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:55:33,046 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:55:33,065 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:55:33,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:55:33,067 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:55:33,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:55:33,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:55:33,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:55:33,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:55:33,074 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 23:55:33,098 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:55:33,099 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:55:33,101 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:55:33,102 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:55:33,103 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:55:33,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:55:33,104 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:55:33,104 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:55:33,104 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:55:33,104 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:55:33,105 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:55:33,106 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:55:33,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:55:33,106 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:55:33,106 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:55:33,106 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:55:33,107 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:55:33,107 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:55:33,107 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:55:33,107 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:55:33,108 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:55:33,108 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:55:33,108 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:55:33,108 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:55:33,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:55:33,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:55:33,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:55:33,109 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:55:33,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:55:33,110 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:55:33,110 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:55:33,110 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:55:33,111 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:55:33,111 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:55:33,111 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_0061adfb-66d6-4129-9a07-5aa1e9564865/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f [2022-11-21 23:55:33,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:55:33,524 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:55:33,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:55:33,528 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:55:33,530 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:55:33,531 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2022-11-21 23:55:36,929 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:55:37,142 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:55:37,143 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2022-11-21 23:55:37,149 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/bin/ukojak-jW3SillKbg/data/5e211256e/269123d4a75a4d1d9f42ec4b7b1521be/FLAG1f5f0ec80 [2022-11-21 23:55:37,161 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/bin/ukojak-jW3SillKbg/data/5e211256e/269123d4a75a4d1d9f42ec4b7b1521be [2022-11-21 23:55:37,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:55:37,165 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:55:37,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:55:37,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:55:37,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:55:37,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:55:37" (1/1) ... [2022-11-21 23:55:37,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e25024f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:37, skipping insertion in model container [2022-11-21 23:55:37,172 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:55:37" (1/1) ... [2022-11-21 23:55:37,179 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:55:37,203 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:55:37,366 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_0061adfb-66d6-4129-9a07-5aa1e9564865/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2022-11-21 23:55:37,374 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:55:37,388 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:55:37,439 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_0061adfb-66d6-4129-9a07-5aa1e9564865/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2022-11-21 23:55:37,449 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:55:37,481 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:55:37,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:37 WrapperNode [2022-11-21 23:55:37,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:55:37,483 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:55:37,484 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:55:37,484 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:55:37,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:37" (1/1) ... [2022-11-21 23:55:37,517 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:37" (1/1) ... [2022-11-21 23:55:37,562 INFO L138 Inliner]: procedures = 19, calls = 78, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 206 [2022-11-21 23:55:37,565 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:55:37,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:55:37,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:55:37,569 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:55:37,579 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:37" (1/1) ... [2022-11-21 23:55:37,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:37" (1/1) ... [2022-11-21 23:55:37,589 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:37" (1/1) ... [2022-11-21 23:55:37,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:37" (1/1) ... [2022-11-21 23:55:37,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:37" (1/1) ... [2022-11-21 23:55:37,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:37" (1/1) ... [2022-11-21 23:55:37,620 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:37" (1/1) ... [2022-11-21 23:55:37,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:37" (1/1) ... [2022-11-21 23:55:37,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:55:37,636 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:55:37,642 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:55:37,642 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:55:37,643 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:37" (1/1) ... [2022-11-21 23:55:37,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:55:37,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:55:37,678 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:55:37,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:55:37,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:55:37,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-11-21 23:55:37,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 23:55:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:55:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-11-21 23:55:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:55:37,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:55:37,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:55:37,840 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:55:37,843 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:55:48,673 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:55:48,778 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:55:48,781 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:55:48,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:55:48 BoogieIcfgContainer [2022-11-21 23:55:48,784 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:55:48,785 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:55:48,786 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:55:48,796 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:55:48,796 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:55:48" (1/1) ... [2022-11-21 23:55:48,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:55:48,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:48,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2022-11-21 23:55:48,878 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2022-11-21 23:55:48,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:55:48,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:48,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:48,927 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 23:55:48,933 INFO L158 Benchmark]: Toolchain (without parser) took 11767.27ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 34.0MB in the beginning and 51.1MB in the end (delta: -17.1MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2022-11-21 23:55:48,934 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 62.9MB. Free memory was 41.4MB in the beginning and 41.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:55:48,935 INFO L158 Benchmark]: CACSL2BoogieTranslator took 315.88ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 33.8MB in the beginning and 66.1MB in the end (delta: -32.3MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2022-11-21 23:55:48,936 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.07ms. Allocated memory is still 86.0MB. Free memory was 66.1MB in the beginning and 64.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:55:48,937 INFO L158 Benchmark]: Boogie Preprocessor took 69.33ms. Allocated memory is still 86.0MB. Free memory was 64.0MB in the beginning and 62.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:55:48,938 INFO L158 Benchmark]: RCFGBuilder took 11148.25ms. Allocated memory is still 86.0MB. Free memory was 62.0MB in the beginning and 57.1MB in the end (delta: 4.9MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2022-11-21 23:55:48,939 INFO L158 Benchmark]: CodeCheck took 146.25ms. Allocated memory is still 86.0MB. Free memory was 57.1MB in the beginning and 51.1MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 23:55:48,949 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 0.26ms. Allocated memory is still 62.9MB. Free memory was 41.4MB in the beginning and 41.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 315.88ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 33.8MB in the beginning and 66.1MB in the end (delta: -32.3MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.07ms. Allocated memory is still 86.0MB. Free memory was 66.1MB in the beginning and 64.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.33ms. Allocated memory is still 86.0MB. Free memory was 64.0MB in the beginning and 62.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 11148.25ms. Allocated memory is still 86.0MB. Free memory was 62.0MB in the beginning and 57.1MB in the end (delta: 4.9MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. * CodeCheck took 146.25ms. Allocated memory is still 86.0MB. Free memory was 57.1MB in the beginning and 51.1MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:55:49,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0061adfb-66d6-4129-9a07-5aa1e9564865/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