./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 6b4ec56b 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_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/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_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ --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-6b4ec56 [2022-11-20 17:46:38,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:46:38,532 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:46:38,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:46:38,561 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:46:38,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:46:38,568 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:46:38,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:46:38,571 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:46:38,572 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:46:38,573 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:46:38,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:46:38,575 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:46:38,576 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:46:38,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:46:38,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:46:38,579 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:46:38,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:46:38,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:46:38,583 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:46:38,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:46:38,590 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:46:38,591 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:46:38,593 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:46:38,598 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:46:38,604 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:46:38,605 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:46:38,606 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:46:38,607 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:46:38,608 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:46:38,610 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:46:38,611 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:46:38,612 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:46:38,613 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:46:38,615 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:46:38,616 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:46:38,617 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:46:38,617 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:46:38,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:46:38,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:46:38,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:46:38,624 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:46:38,666 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:46:38,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:46:38,669 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:46:38,669 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:46:38,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:46:38,671 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:46:38,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:46:38,671 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:46:38,671 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:46:38,672 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:46:38,673 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:46:38,673 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:46:38,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:46:38,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:46:38,674 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:46:38,674 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:46:38,674 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:46:38,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:46:38,674 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:46:38,675 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:46:38,675 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:46:38,675 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:46:38,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:46:38,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:46:38,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:46:38,676 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:46:38,676 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:46:38,677 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:46:38,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:46:38,677 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:46:38,678 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_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f [2022-11-20 17:46:38,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:46:39,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:46:39,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:46:39,028 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:46:39,029 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:46:39,030 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2022-11-20 17:46:42,118 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:46:42,307 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:46:42,308 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2022-11-20 17:46:42,314 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/data/cbfe3a53e/f33e6f60b31c4e15a2f20ed16d500776/FLAGa54e05231 [2022-11-20 17:46:42,328 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/data/cbfe3a53e/f33e6f60b31c4e15a2f20ed16d500776 [2022-11-20 17:46:42,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:46:42,332 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:46:42,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:46:42,334 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:46:42,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:46:42,338 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:46:42" (1/1) ... [2022-11-20 17:46:42,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e8ccb12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:42, skipping insertion in model container [2022-11-20 17:46:42,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:46:42" (1/1) ... [2022-11-20 17:46:42,347 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:46:42,365 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:46:42,532 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_7ba244ff-be06-4164-9669-caa08e22b467/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2022-11-20 17:46:42,541 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:46:42,549 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:46:42,574 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_7ba244ff-be06-4164-9669-caa08e22b467/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2022-11-20 17:46:42,580 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:46:42,594 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:46:42,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:42 WrapperNode [2022-11-20 17:46:42,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:46:42,596 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:46:42,597 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:46:42,597 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:46:42,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:42" (1/1) ... [2022-11-20 17:46:42,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:42" (1/1) ... [2022-11-20 17:46:42,654 INFO L138 Inliner]: procedures = 18, calls = 78, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 205 [2022-11-20 17:46:42,654 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:46:42,655 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:46:42,656 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:46:42,656 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:46:42,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:42" (1/1) ... [2022-11-20 17:46:42,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:42" (1/1) ... [2022-11-20 17:46:42,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:42" (1/1) ... [2022-11-20 17:46:42,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:42" (1/1) ... [2022-11-20 17:46:42,694 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:42" (1/1) ... [2022-11-20 17:46:42,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:42" (1/1) ... [2022-11-20 17:46:42,698 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:42" (1/1) ... [2022-11-20 17:46:42,699 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:42" (1/1) ... [2022-11-20 17:46:42,702 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:46:42,703 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:46:42,703 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:46:42,703 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:46:42,704 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:42" (1/1) ... [2022-11-20 17:46:42,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:46:42,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:46:42,734 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:46:42,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:46:42,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:46:42,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:46:42,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:46:42,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-20 17:46:42,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:46:42,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:46:42,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-11-20 17:46:42,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:46:42,856 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:46:42,859 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:46:43,083 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:46:43,110 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:46:43,135 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:46:43,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:46:43 BoogieIcfgContainer [2022-11-20 17:46:43,138 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:46:43,139 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:46:43,140 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:46:43,165 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:46:43,165 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:46:43" (1/1) ... [2022-11-20 17:46:43,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:46:43,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:43,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2022-11-20 17:46:43,261 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2022-11-20 17:46:43,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:46:43,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:43,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:43,312 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) [2022-11-20 17:46:43,323 INFO L158 Benchmark]: Toolchain (without parser) took 989.28ms. Allocated memory is still 203.4MB. Free memory was 158.7MB in the beginning and 119.8MB in the end (delta: 38.9MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-11-20 17:46:43,323 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 134.2MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:46:43,325 INFO L158 Benchmark]: CACSL2BoogieTranslator took 262.29ms. Allocated memory is still 203.4MB. Free memory was 158.2MB in the beginning and 147.0MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:46:43,325 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.13ms. Allocated memory is still 203.4MB. Free memory was 147.0MB in the beginning and 145.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:46:43,327 INFO L158 Benchmark]: Boogie Preprocessor took 46.77ms. Allocated memory is still 203.4MB. Free memory was 145.0MB in the beginning and 143.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:46:43,328 INFO L158 Benchmark]: RCFGBuilder took 435.76ms. Allocated memory is still 203.4MB. Free memory was 143.5MB in the beginning and 126.1MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 17:46:43,329 INFO L158 Benchmark]: CodeCheck took 181.17ms. Allocated memory is still 203.4MB. Free memory was 126.1MB in the beginning and 119.8MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 17:46:43,338 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 0.25ms. Allocated memory is still 134.2MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 262.29ms. Allocated memory is still 203.4MB. Free memory was 158.2MB in the beginning and 147.0MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.13ms. Allocated memory is still 203.4MB. Free memory was 147.0MB in the beginning and 145.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.77ms. Allocated memory is still 203.4MB. Free memory was 145.0MB in the beginning and 143.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 435.76ms. Allocated memory is still 203.4MB. Free memory was 143.5MB in the beginning and 126.1MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 181.17ms. Allocated memory is still 203.4MB. Free memory was 126.1MB in the beginning and 119.8MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:46:43,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/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_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/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_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ --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-6b4ec56 [2022-11-20 17:46:45,842 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:46:45,845 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:46:45,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:46:45,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:46:45,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:46:45,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:46:45,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:46:45,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:46:45,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:46:45,900 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:46:45,903 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:46:45,903 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:46:45,907 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:46:45,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:46:45,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:46:45,911 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:46:45,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:46:45,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:46:45,915 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:46:45,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:46:45,920 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:46:45,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:46:45,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:46:45,938 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:46:45,938 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:46:45,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:46:45,939 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:46:45,940 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:46:45,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:46:45,941 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:46:45,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:46:45,942 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:46:45,943 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:46:45,954 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:46:45,955 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:46:45,956 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:46:45,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:46:45,957 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:46:45,958 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:46:45,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:46:45,963 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:46:45,993 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:46:45,993 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:46:45,994 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:46:45,994 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:46:45,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:46:45,995 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:46:45,995 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:46:45,995 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:46:45,996 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:46:45,996 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:46:45,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:46:45,996 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:46:45,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:46:45,996 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:46:45,997 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:46:45,997 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:46:45,997 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:46:45,997 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:46:45,997 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:46:45,997 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:46:45,998 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:46:45,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:46:45,998 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:46:45,998 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:46:45,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:46:45,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:46:45,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:46:45,999 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:46:45,999 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:46:45,999 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:46:46,000 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:46:46,000 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:46:46,000 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:46:46,000 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:46:46,000 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_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f [2022-11-20 17:46:46,373 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:46:46,399 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:46:46,405 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:46:46,407 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:46:46,407 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:46:46,409 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2022-11-20 17:46:49,440 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:46:49,696 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:46:49,696 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2022-11-20 17:46:49,703 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/data/7e1b1248f/eb42f8c66aed4a7f894a5006a4e7810e/FLAG0cf181260 [2022-11-20 17:46:49,719 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/data/7e1b1248f/eb42f8c66aed4a7f894a5006a4e7810e [2022-11-20 17:46:49,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:46:49,723 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:46:49,724 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:46:49,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:46:49,728 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:46:49,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:46:49" (1/1) ... [2022-11-20 17:46:49,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@91f9c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:49, skipping insertion in model container [2022-11-20 17:46:49,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:46:49" (1/1) ... [2022-11-20 17:46:49,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:46:49,757 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:46:49,914 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_7ba244ff-be06-4164-9669-caa08e22b467/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2022-11-20 17:46:49,921 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:46:49,937 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:46:49,963 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_7ba244ff-be06-4164-9669-caa08e22b467/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2022-11-20 17:46:49,972 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:46:49,997 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:46:49,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:49 WrapperNode [2022-11-20 17:46:49,998 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:46:49,999 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:46:49,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:46:50,000 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:46:50,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:49" (1/1) ... [2022-11-20 17:46:50,019 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:49" (1/1) ... [2022-11-20 17:46:50,046 INFO L138 Inliner]: procedures = 19, calls = 78, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 206 [2022-11-20 17:46:50,047 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:46:50,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:46:50,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:46:50,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:46:50,078 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:49" (1/1) ... [2022-11-20 17:46:50,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:49" (1/1) ... [2022-11-20 17:46:50,094 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:49" (1/1) ... [2022-11-20 17:46:50,094 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:49" (1/1) ... [2022-11-20 17:46:50,107 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:49" (1/1) ... [2022-11-20 17:46:50,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:49" (1/1) ... [2022-11-20 17:46:50,124 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:49" (1/1) ... [2022-11-20 17:46:50,139 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:49" (1/1) ... [2022-11-20 17:46:50,143 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:46:50,144 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:46:50,144 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:46:50,144 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:46:50,145 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:49" (1/1) ... [2022-11-20 17:46:50,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:46:50,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:46:50,193 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:46:50,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:46:50,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:46:50,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-11-20 17:46:50,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:46:50,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:46:50,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-11-20 17:46:50,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:46:50,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:46:50,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:46:50,327 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:46:50,330 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:47:01,428 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:47:01,542 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:47:01,546 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:47:01,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:47:01 BoogieIcfgContainer [2022-11-20 17:47:01,549 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:47:01,550 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:47:01,550 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:47:01,560 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:47:01,560 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:47:01" (1/1) ... [2022-11-20 17:47:01,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:47:01,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:01,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2022-11-20 17:47:01,638 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2022-11-20 17:47:01,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:47:01,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:01,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:01,679 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) [2022-11-20 17:47:01,683 INFO L158 Benchmark]: Toolchain (without parser) took 11958.67ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 44.1MB in the beginning and 45.2MB in the end (delta: -1.1MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2022-11-20 17:47:01,683 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory was 44.3MB in the beginning and 44.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:47:01,684 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.93ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 44.0MB in the beginning and 61.7MB in the end (delta: -17.7MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2022-11-20 17:47:01,685 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.79ms. Allocated memory is still 81.8MB. Free memory was 61.7MB in the beginning and 59.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:47:01,685 INFO L158 Benchmark]: Boogie Preprocessor took 95.61ms. Allocated memory is still 81.8MB. Free memory was 59.6MB in the beginning and 57.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:47:01,686 INFO L158 Benchmark]: RCFGBuilder took 11405.35ms. Allocated memory is still 81.8MB. Free memory was 57.5MB in the beginning and 51.1MB in the end (delta: 6.4MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2022-11-20 17:47:01,687 INFO L158 Benchmark]: CodeCheck took 130.92ms. Allocated memory is still 81.8MB. Free memory was 51.1MB in the beginning and 45.2MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 17:47:01,690 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 0.32ms. Allocated memory is still 67.1MB. Free memory was 44.3MB in the beginning and 44.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 273.93ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 44.0MB in the beginning and 61.7MB in the end (delta: -17.7MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.79ms. Allocated memory is still 81.8MB. Free memory was 61.7MB in the beginning and 59.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 95.61ms. Allocated memory is still 81.8MB. Free memory was 59.6MB in the beginning and 57.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 11405.35ms. Allocated memory is still 81.8MB. Free memory was 57.5MB in the beginning and 51.1MB in the end (delta: 6.4MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. * CodeCheck took 130.92ms. Allocated memory is still 81.8MB. Free memory was 51.1MB in the beginning and 45.2MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:47:01,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba244ff-be06-4164-9669-caa08e22b467/bin/ukojak-pZX7IvK2PQ/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