./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/float-benchs/feedback_diverge.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/feedback_diverge.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4 --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 a6e296367f1fe3cf145b6868ec70c2d770b2281a31a9d7dcae84843c6ed48125 --- 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-2329fc7 [2022-12-15 00:27:24,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:27:24,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:27:24,560 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:27:24,560 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:27:24,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:27:24,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:27:24,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:27:24,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:27:24,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:27:24,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:27:24,568 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:27:24,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:27:24,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:27:24,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:27:24,571 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:27:24,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:27:24,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:27:24,574 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:27:24,576 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:27:24,577 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:27:24,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:27:24,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:27:24,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:27:24,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:27:24,583 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:27:24,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:27:24,584 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:27:24,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:27:24,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:27:24,586 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:27:24,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:27:24,587 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:27:24,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:27:24,589 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:27:24,589 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:27:24,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:27:24,590 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:27:24,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:27:24,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:27:24,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:27:24,592 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-15 00:27:24,611 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:27:24,611 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:27:24,612 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:27:24,612 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:27:24,613 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:27:24,613 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:27:24,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:27:24,613 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 00:27:24,614 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 00:27:24,614 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 00:27:24,614 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 00:27:24,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:27:24,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:27:24,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:27:24,614 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:27:24,615 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 00:27:24,615 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 00:27:24,615 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:27:24,615 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:27:24,615 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:27:24,615 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:27:24,616 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:27:24,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:27:24,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:27:24,616 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:27:24,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:27:24,616 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:27:24,617 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 00:27:24,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 00:27:24,617 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:27:24,617 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_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6e296367f1fe3cf145b6868ec70c2d770b2281a31a9d7dcae84843c6ed48125 [2022-12-15 00:27:24,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:27:24,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:27:24,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:27:24,808 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:27:24,809 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:27:24,809 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/float-benchs/feedback_diverge.c [2022-12-15 00:27:27,370 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:27:27,485 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:27:27,486 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/sv-benchmarks/c/float-benchs/feedback_diverge.c [2022-12-15 00:27:27,490 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/data/626c0385a/84e6bbabbfbd45f599c01bdf1bb02d22/FLAGbfd4db650 [2022-12-15 00:27:27,500 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/data/626c0385a/84e6bbabbfbd45f599c01bdf1bb02d22 [2022-12-15 00:27:27,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:27:27,503 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:27:27,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:27:27,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:27:27,507 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:27:27,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:27:27" (1/1) ... [2022-12-15 00:27:27,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@306dc224 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:27, skipping insertion in model container [2022-12-15 00:27:27,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:27:27" (1/1) ... [2022-12-15 00:27:27,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:27:27,524 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:27:27,626 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_9211ada3-e972-4867-abc9-35758a2b20ec/sv-benchmarks/c/float-benchs/feedback_diverge.c[626,639] [2022-12-15 00:27:27,635 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:27:27,643 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:27:27,651 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_9211ada3-e972-4867-abc9-35758a2b20ec/sv-benchmarks/c/float-benchs/feedback_diverge.c[626,639] [2022-12-15 00:27:27,654 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:27:27,664 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:27:27,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:27 WrapperNode [2022-12-15 00:27:27,664 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:27:27,665 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:27:27,665 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:27:27,665 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:27:27,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:27" (1/1) ... [2022-12-15 00:27:27,676 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:27" (1/1) ... [2022-12-15 00:27:27,688 INFO L138 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 49 [2022-12-15 00:27:27,688 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:27:27,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:27:27,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:27:27,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:27:27,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:27" (1/1) ... [2022-12-15 00:27:27,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:27" (1/1) ... [2022-12-15 00:27:27,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:27" (1/1) ... [2022-12-15 00:27:27,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:27" (1/1) ... [2022-12-15 00:27:27,699 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:27" (1/1) ... [2022-12-15 00:27:27,701 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:27" (1/1) ... [2022-12-15 00:27:27,702 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:27" (1/1) ... [2022-12-15 00:27:27,703 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:27" (1/1) ... [2022-12-15 00:27:27,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:27:27,704 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:27:27,705 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:27:27,705 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:27:27,705 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:27" (1/1) ... [2022-12-15 00:27:27,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:27:27,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:27:27,729 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:27:27,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:27:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:27:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 00:27:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:27:27,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:27:27,829 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:27:27,831 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:27:27,930 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:27:27,976 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:27:27,976 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 00:27:27,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:27:27 BoogieIcfgContainer [2022-12-15 00:27:27,979 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:27:27,979 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:27:27,979 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:27:27,987 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:27:27,987 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:27:27" (1/1) ... [2022-12-15 00:27:27,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 00:27:28,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:27:28,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2022-12-15 00:27:28,047 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2022-12-15 00:27:28,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 00:27:28,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:27:28,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:27:28,090 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.NonDeclaringTermTransferrer.transferSorts(NonDeclaringTermTransferrer.java:117) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:158) 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) [2022-12-15 00:27:28,093 INFO L158 Benchmark]: Toolchain (without parser) took 588.97ms. Allocated memory is still 134.2MB. Free memory was 92.6MB in the beginning and 60.7MB in the end (delta: 31.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-12-15 00:27:28,094 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 134.2MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:27:28,094 INFO L158 Benchmark]: CACSL2BoogieTranslator took 160.42ms. Allocated memory is still 134.2MB. Free memory was 92.6MB in the beginning and 82.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 00:27:28,095 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.35ms. Allocated memory is still 134.2MB. Free memory was 82.1MB in the beginning and 80.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:27:28,096 INFO L158 Benchmark]: Boogie Preprocessor took 15.12ms. Allocated memory is still 134.2MB. Free memory was 80.7MB in the beginning and 79.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:27:28,096 INFO L158 Benchmark]: RCFGBuilder took 274.34ms. Allocated memory is still 134.2MB. Free memory was 79.5MB in the beginning and 67.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-15 00:27:28,097 INFO L158 Benchmark]: CodeCheck took 112.51ms. Allocated memory is still 134.2MB. Free memory was 67.0MB in the beginning and 60.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-15 00:27:28,100 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 0.13ms. Allocated memory is still 134.2MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 160.42ms. Allocated memory is still 134.2MB. Free memory was 92.6MB in the beginning and 82.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.35ms. Allocated memory is still 134.2MB. Free memory was 82.1MB in the beginning and 80.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.12ms. Allocated memory is still 134.2MB. Free memory was 80.7MB in the beginning and 79.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 274.34ms. Allocated memory is still 134.2MB. Free memory was 79.5MB in the beginning and 67.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 112.51ms. Allocated memory is still 134.2MB. Free memory was 67.0MB in the beginning and 60.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 00:27:28,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/feedback_diverge.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4 --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 a6e296367f1fe3cf145b6868ec70c2d770b2281a31a9d7dcae84843c6ed48125 --- 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-2329fc7 [2022-12-15 00:27:29,738 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:27:29,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:27:29,757 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:27:29,758 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:27:29,760 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:27:29,762 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:27:29,765 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:27:29,767 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:27:29,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:27:29,770 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:27:29,772 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:27:29,773 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:27:29,774 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:27:29,776 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:27:29,777 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:27:29,779 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:27:29,780 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:27:29,783 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:27:29,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:27:29,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:27:29,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:27:29,791 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:27:29,792 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:27:29,795 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:27:29,795 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:27:29,796 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:27:29,797 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:27:29,797 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:27:29,798 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:27:29,798 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:27:29,799 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:27:29,800 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:27:29,801 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:27:29,802 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:27:29,802 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:27:29,802 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:27:29,802 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:27:29,802 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:27:29,803 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:27:29,804 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:27:29,804 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-15 00:27:29,826 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:27:29,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:27:29,827 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:27:29,828 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:27:29,828 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:27:29,828 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:27:29,829 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:27:29,829 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 00:27:29,829 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 00:27:29,829 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 00:27:29,829 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:27:29,829 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:27:29,829 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:27:29,830 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:27:29,830 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 00:27:29,830 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 00:27:29,830 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 00:27:29,830 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 00:27:29,831 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 00:27:29,831 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:27:29,831 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:27:29,831 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:27:29,831 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:27:29,831 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:27:29,832 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:27:29,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:27:29,832 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:27:29,832 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:27:29,832 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:27:29,832 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 00:27:29,832 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 00:27:29,833 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:27:29,837 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 00:27:29,837 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 00:27:29,837 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_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6e296367f1fe3cf145b6868ec70c2d770b2281a31a9d7dcae84843c6ed48125 [2022-12-15 00:27:30,067 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:27:30,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:27:30,087 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:27:30,088 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:27:30,088 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:27:30,089 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/float-benchs/feedback_diverge.c [2022-12-15 00:27:32,770 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:27:32,915 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:27:32,915 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/sv-benchmarks/c/float-benchs/feedback_diverge.c [2022-12-15 00:27:32,921 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/data/0beb8c77f/3095bfd4e0ce41fe96d1708a8b0295be/FLAG594f3fbf9 [2022-12-15 00:27:32,935 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/data/0beb8c77f/3095bfd4e0ce41fe96d1708a8b0295be [2022-12-15 00:27:32,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:27:32,939 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:27:32,941 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:27:32,941 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:27:32,944 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:27:32,945 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:27:32" (1/1) ... [2022-12-15 00:27:32,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b24700e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:32, skipping insertion in model container [2022-12-15 00:27:32,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:27:32" (1/1) ... [2022-12-15 00:27:32,953 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:27:32,966 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:27:33,090 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_9211ada3-e972-4867-abc9-35758a2b20ec/sv-benchmarks/c/float-benchs/feedback_diverge.c[626,639] [2022-12-15 00:27:33,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:27:33,109 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:27:33,121 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_9211ada3-e972-4867-abc9-35758a2b20ec/sv-benchmarks/c/float-benchs/feedback_diverge.c[626,639] [2022-12-15 00:27:33,125 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:27:33,140 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:27:33,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:33 WrapperNode [2022-12-15 00:27:33,140 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:27:33,142 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:27:33,142 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:27:33,142 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:27:33,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:33" (1/1) ... [2022-12-15 00:27:33,157 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:33" (1/1) ... [2022-12-15 00:27:33,175 INFO L138 Inliner]: procedures = 17, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 49 [2022-12-15 00:27:33,175 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:27:33,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:27:33,176 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:27:33,176 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:27:33,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:33" (1/1) ... [2022-12-15 00:27:33,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:33" (1/1) ... [2022-12-15 00:27:33,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:33" (1/1) ... [2022-12-15 00:27:33,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:33" (1/1) ... [2022-12-15 00:27:33,188 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:33" (1/1) ... [2022-12-15 00:27:33,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:33" (1/1) ... [2022-12-15 00:27:33,192 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:33" (1/1) ... [2022-12-15 00:27:33,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:33" (1/1) ... [2022-12-15 00:27:33,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:27:33,195 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:27:33,195 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:27:33,195 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:27:33,195 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:33" (1/1) ... [2022-12-15 00:27:33,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:27:33,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:27:33,219 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:27:33,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:27:33,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:27:33,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 00:27:33,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:27:33,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:27:33,320 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:27:33,322 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:27:38,099 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:27:38,135 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:27:38,135 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 00:27:38,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:27:38 BoogieIcfgContainer [2022-12-15 00:27:38,137 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:27:38,138 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:27:38,138 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:27:38,144 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:27:38,144 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:27:38" (1/1) ... [2022-12-15 00:27:38,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 00:27:38,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:27:38,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2022-12-15 00:27:38,185 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2022-12-15 00:27:38,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 00:27:38,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:27:38,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:27:38,215 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) [2022-12-15 00:27:38,218 INFO L158 Benchmark]: Toolchain (without parser) took 5278.27ms. Allocated memory is still 69.2MB. Free memory was 47.7MB in the beginning and 31.8MB in the end (delta: 15.9MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2022-12-15 00:27:38,218 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 54.5MB. Free memory is still 33.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:27:38,219 INFO L158 Benchmark]: CACSL2BoogieTranslator took 200.21ms. Allocated memory is still 69.2MB. Free memory was 47.5MB in the beginning and 36.7MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 00:27:38,219 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.64ms. Allocated memory is still 69.2MB. Free memory was 36.5MB in the beginning and 35.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:27:38,220 INFO L158 Benchmark]: Boogie Preprocessor took 18.51ms. Allocated memory is still 69.2MB. Free memory was 35.0MB in the beginning and 33.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:27:38,220 INFO L158 Benchmark]: RCFGBuilder took 4942.38ms. Allocated memory is still 69.2MB. Free memory was 33.6MB in the beginning and 37.8MB in the end (delta: -4.2MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2022-12-15 00:27:38,220 INFO L158 Benchmark]: CodeCheck took 79.49ms. Allocated memory is still 69.2MB. Free memory was 37.8MB in the beginning and 31.8MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-15 00:27:38,223 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 0.10ms. Allocated memory is still 54.5MB. Free memory is still 33.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 200.21ms. Allocated memory is still 69.2MB. Free memory was 47.5MB in the beginning and 36.7MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.64ms. Allocated memory is still 69.2MB. Free memory was 36.5MB in the beginning and 35.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.51ms. Allocated memory is still 69.2MB. Free memory was 35.0MB in the beginning and 33.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 4942.38ms. Allocated memory is still 69.2MB. Free memory was 33.6MB in the beginning and 37.8MB in the end (delta: -4.2MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. * CodeCheck took 79.49ms. Allocated memory is still 69.2MB. Free memory was 37.8MB in the beginning and 31.8MB 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. [2022-12-15 00:27:38,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9211ada3-e972-4867-abc9-35758a2b20ec/bin/ukojak-rkRKPMF4O4/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