./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/digits_bad_while.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/digits_bad_while.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6f9bb533a6ae968b56a3b4121531d019ea186c25a1e8156a6682080f16505ca3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:03:24,468 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:03:24,597 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-23 20:03:24,607 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:03:24,608 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:03:24,648 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:03:24,649 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:03:24,650 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:03:24,651 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:03:24,656 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:03:24,657 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:03:24,657 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:03:24,658 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:03:24,660 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:03:24,660 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:03:24,661 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:03:24,661 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:03:24,662 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:03:24,662 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:03:24,663 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:03:24,663 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:03:24,664 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:03:24,665 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:03:24,666 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:03:24,666 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:03:24,667 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:03:24,667 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:03:24,668 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:03:24,668 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:03:24,668 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:03:24,670 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:03:24,670 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:03:24,672 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:03:24,672 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f9bb533a6ae968b56a3b4121531d019ea186c25a1e8156a6682080f16505ca3 [2023-11-23 20:03:25,003 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:03:25,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:03:25,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:03:25,036 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:03:25,037 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:03:25,038 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/floats-esbmc-regression/digits_bad_while.c [2023-11-23 20:03:28,461 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:03:28,699 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:03:28,700 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/sv-benchmarks/c/floats-esbmc-regression/digits_bad_while.c [2023-11-23 20:03:28,708 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/data/6d393e0f0/79c75f97e36d4429b17930d0b09f69bf/FLAGbb5a5bb48 [2023-11-23 20:03:28,733 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/data/6d393e0f0/79c75f97e36d4429b17930d0b09f69bf [2023-11-23 20:03:28,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:03:28,742 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:03:28,746 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:03:28,746 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:03:28,752 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:03:28,753 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:03:28" (1/1) ... [2023-11-23 20:03:28,756 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42ac3f57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:28, skipping insertion in model container [2023-11-23 20:03:28,756 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:03:28" (1/1) ... [2023-11-23 20:03:28,780 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:03:28,974 WARN L240 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_538af06c-30f9-4b65-acac-9fd05f49a372/sv-benchmarks/c/floats-esbmc-regression/digits_bad_while.c[321,334] [2023-11-23 20:03:28,995 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:03:29,007 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:03:29,023 WARN L240 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_538af06c-30f9-4b65-acac-9fd05f49a372/sv-benchmarks/c/floats-esbmc-regression/digits_bad_while.c[321,334] [2023-11-23 20:03:29,030 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:03:29,049 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:03:29,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29 WrapperNode [2023-11-23 20:03:29,050 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:03:29,052 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:03:29,052 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:03:29,052 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:03:29,061 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:29,069 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:29,089 INFO L138 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 30 [2023-11-23 20:03:29,089 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:03:29,090 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:03:29,090 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:03:29,090 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:03:29,100 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:29,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:29,102 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:29,103 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:29,117 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:29,125 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:29,127 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:29,128 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:29,131 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:03:29,133 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:03:29,133 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:03:29,133 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:03:29,134 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:29,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:03:29,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:03:29,173 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:03:29,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:03:29,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:03:29,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:03:29,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:03:29,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:03:29,299 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:03:29,302 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:03:29,422 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:03:29,456 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:03:29,456 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:03:29,458 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:03:29 BoogieIcfgContainer [2023-11-23 20:03:29,458 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:03:29,459 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:03:29,459 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:03:29,475 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:03:29,475 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:29,487 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:03:29,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:29,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-23 20:03:29,562 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-23 20:03:29,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:03:29,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:29,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:29,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:03:29,692 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:03:29,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:03:29,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:03:29,782 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:03:29,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:03:29,814 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-23 20:03:29,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:03:29 ImpRootNode [2023-11-23 20:03:29,837 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:03:29,838 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:03:29,838 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:03:29,838 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:03:29,839 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:03:29" (3/4) ... [2023-11-23 20:03:29,842 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:03:29,843 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:03:29,844 INFO L158 Benchmark]: Toolchain (without parser) took 1102.00ms. Allocated memory is still 146.8MB. Free memory was 109.5MB in the beginning and 74.9MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-23 20:03:29,845 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 100.7MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:03:29,845 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.74ms. Allocated memory is still 146.8MB. Free memory was 109.5MB in the beginning and 99.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:03:29,846 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.73ms. Allocated memory is still 146.8MB. Free memory was 99.0MB in the beginning and 97.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:03:29,847 INFO L158 Benchmark]: Boogie Preprocessor took 41.59ms. Allocated memory is still 146.8MB. Free memory was 97.5MB in the beginning and 96.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:03:29,848 INFO L158 Benchmark]: RCFGBuilder took 325.50ms. Allocated memory is still 146.8MB. Free memory was 96.4MB in the beginning and 86.4MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:03:29,849 INFO L158 Benchmark]: CodeCheck took 377.83ms. Allocated memory is still 146.8MB. Free memory was 86.4MB in the beginning and 75.4MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:03:29,849 INFO L158 Benchmark]: Witness Printer took 5.57ms. Allocated memory is still 146.8MB. Free memory was 75.4MB in the beginning and 74.9MB in the end (delta: 512.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:03:29,853 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 4]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryLONGDOUBLEComparisonOperation at line 12, overapproximation of someBinaryArithmeticDOUBLEoperation at line 8. Possible FailurePath: [L8] long double x = 1.0/7.0; [L9] long long res = 0; [L11] int i = 1; VAL [i=1, res=0] [L12] COND FALSE !(x != 0) [L19] CALL __VERIFIER_assert(res > 67050) [L4] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L4] reach_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 100.7MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.74ms. Allocated memory is still 146.8MB. Free memory was 109.5MB in the beginning and 99.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.73ms. Allocated memory is still 146.8MB. Free memory was 99.0MB in the beginning and 97.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.59ms. Allocated memory is still 146.8MB. Free memory was 97.5MB in the beginning and 96.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 325.50ms. Allocated memory is still 146.8MB. Free memory was 96.4MB in the beginning and 86.4MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 377.83ms. Allocated memory is still 146.8MB. Free memory was 86.4MB in the beginning and 75.4MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 5.57ms. Allocated memory is still 146.8MB. Free memory was 75.4MB in the beginning and 74.9MB in the end (delta: 512.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 20:03:29,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/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_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/digits_bad_while.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6f9bb533a6ae968b56a3b4121531d019ea186c25a1e8156a6682080f16505ca3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:03:32,650 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:03:32,734 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-23 20:03:32,769 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:03:32,770 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:03:32,771 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:03:32,772 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:03:32,773 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:03:32,773 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:03:32,774 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:03:32,775 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:03:32,775 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:03:32,776 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:03:32,777 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:03:32,777 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:03:32,778 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:03:32,779 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:03:32,779 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:03:32,780 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:03:32,781 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:03:32,782 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:03:32,782 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:03:32,783 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:03:32,784 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:03:32,784 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:03:32,785 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:03:32,786 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:03:32,786 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:03:32,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:03:32,787 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:03:32,788 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:03:32,788 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:03:32,789 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:03:32,789 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:03:32,790 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:03:32,790 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:03:32,791 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:03:32,791 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f9bb533a6ae968b56a3b4121531d019ea186c25a1e8156a6682080f16505ca3 [2023-11-23 20:03:33,245 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:03:33,280 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:03:33,290 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:03:33,292 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:03:33,292 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:03:33,294 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/floats-esbmc-regression/digits_bad_while.c [2023-11-23 20:03:36,487 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:03:36,763 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:03:36,764 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/sv-benchmarks/c/floats-esbmc-regression/digits_bad_while.c [2023-11-23 20:03:36,773 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/data/69cd70e56/d0bba5d016bd4f6d9906cfae5dbdde0f/FLAGa6d87a710 [2023-11-23 20:03:36,792 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/data/69cd70e56/d0bba5d016bd4f6d9906cfae5dbdde0f [2023-11-23 20:03:36,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:03:36,797 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:03:36,798 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:03:36,801 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:03:36,808 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:03:36,811 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:03:36" (1/1) ... [2023-11-23 20:03:36,813 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@973697f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:36, skipping insertion in model container [2023-11-23 20:03:36,814 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:03:36" (1/1) ... [2023-11-23 20:03:36,838 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:03:37,016 WARN L240 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_538af06c-30f9-4b65-acac-9fd05f49a372/sv-benchmarks/c/floats-esbmc-regression/digits_bad_while.c[321,334] [2023-11-23 20:03:37,035 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:03:37,058 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:03:37,074 WARN L240 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_538af06c-30f9-4b65-acac-9fd05f49a372/sv-benchmarks/c/floats-esbmc-regression/digits_bad_while.c[321,334] [2023-11-23 20:03:37,086 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:03:37,109 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:03:37,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:37 WrapperNode [2023-11-23 20:03:37,110 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:03:37,112 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:03:37,112 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:03:37,113 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:03:37,121 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:37" (1/1) ... [2023-11-23 20:03:37,135 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:37" (1/1) ... [2023-11-23 20:03:37,159 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 31 [2023-11-23 20:03:37,160 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:03:37,161 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:03:37,161 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:03:37,161 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:03:37,172 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:37" (1/1) ... [2023-11-23 20:03:37,173 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:37" (1/1) ... [2023-11-23 20:03:37,190 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:37" (1/1) ... [2023-11-23 20:03:37,193 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:37" (1/1) ... [2023-11-23 20:03:37,201 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:37" (1/1) ... [2023-11-23 20:03:37,207 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:37" (1/1) ... [2023-11-23 20:03:37,221 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:37" (1/1) ... [2023-11-23 20:03:37,222 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:37" (1/1) ... [2023-11-23 20:03:37,225 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:03:37,231 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:03:37,232 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:03:37,232 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:03:37,233 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:37" (1/1) ... [2023-11-23 20:03:37,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:03:37,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:03:37,275 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:03:37,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:03:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:03:37,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:03:37,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:03:37,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:03:37,477 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:03:37,479 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:03:47,760 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:03:47,794 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:03:47,794 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:03:47,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:03:47 BoogieIcfgContainer [2023-11-23 20:03:47,796 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:03:47,797 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:03:47,798 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:03:47,808 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:03:47,809 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:03:47" (1/1) ... [2023-11-23 20:03:47,818 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:03:47,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:47,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-23 20:03:47,880 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-23 20:03:47,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:03:47,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:47,883 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:03:47,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:03:47,886 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:03:47,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-23 20:03:47,978 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: FP term ((_ to_fp 15 113) currentRoundingMode_0 termITE_1) with type whose size is 15/113 is not supported, only Float32 (8/24) or Float64 (11/53) types are supported in default mode. Try the experimental solver via --fp-exp. Note: There are known issues with the experimental solver, use at your own risk. at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:91) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:89) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:581) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:446) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: FP term ((_ to_fp 15 113) currentRoundingMode_0 termITE_1) with type whose size is 15/113 is not supported, only Float32 (8/24) or Float64 (11/53) types are supported in default mode. Try the experimental solver via --fp-exp. Note: There are known issues with the experimental solver, use at your own risk. at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1511) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:130) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:317) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:215) ... 17 more [2023-11-23 20:03:47,997 INFO L158 Benchmark]: Toolchain (without parser) took 11187.86ms. Allocated memory is still 90.2MB. Free memory was 66.5MB in the beginning and 56.4MB in the end (delta: 10.1MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2023-11-23 20:03:47,997 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 67.1MB. Free memory is still 43.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:03:47,998 INFO L158 Benchmark]: CACSL2BoogieTranslator took 311.93ms. Allocated memory is still 90.2MB. Free memory was 66.2MB in the beginning and 55.5MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:03:48,000 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.09ms. Allocated memory is still 90.2MB. Free memory was 55.2MB in the beginning and 53.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:03:48,001 INFO L158 Benchmark]: Boogie Preprocessor took 68.78ms. Allocated memory is still 90.2MB. Free memory was 53.9MB in the beginning and 52.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:03:48,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 1 [2023-11-23 20:03:48,003 INFO L158 Benchmark]: RCFGBuilder took 10566.04ms. Allocated memory is still 90.2MB. Free memory was 52.5MB in the beginning and 62.7MB in the end (delta: -10.2MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2023-11-23 20:03:48,004 INFO L158 Benchmark]: CodeCheck took 185.99ms. Allocated memory is still 90.2MB. Free memory was 62.7MB in the beginning and 56.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:03:48,009 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: FP term ((_ to_fp 15 113) currentRoundingMode_0 termITE_1) with type whose size is 15/113 is not supported, only Float32 (8/24) or Float64 (11/53) types are supported in default mode. Try the experimental solver via --fp-exp. Note: There are known issues with the experimental solver, use at your own risk. de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: FP term ((_ to_fp 15 113) currentRoundingMode_0 termITE_1) with type whose size is 15/113 is not supported, only Float32 (8/24) or Float64 (11/53) types are supported in default mode. Try the experimental solver via --fp-exp. Note: There are known issues with the experimental solver, use at your own risk.: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 67.1MB. Free memory is still 43.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 311.93ms. Allocated memory is still 90.2MB. Free memory was 66.2MB in the beginning and 55.5MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.09ms. Allocated memory is still 90.2MB. Free memory was 55.2MB in the beginning and 53.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.78ms. Allocated memory is still 90.2MB. Free memory was 53.9MB in the beginning and 52.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 10566.04ms. Allocated memory is still 90.2MB. Free memory was 52.5MB in the beginning and 62.7MB in the end (delta: -10.2MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * CodeCheck took 185.99ms. Allocated memory is still 90.2MB. Free memory was 62.7MB in the beginning and 56.4MB 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. [2023-11-23 20:03:48,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538af06c-30f9-4b65-acac-9fd05f49a372/bin/ukojak-verify-1t5iHCbJaC/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: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: FP term ((_ to_fp 15 113) currentRoundingMode_0 termITE_1) with type whose size is 15/113 is not supported, only Float32 (8/24) or Float64 (11/53) types are supported in default mode. Try the experimental solver via --fp-exp. Note: There are known issues with the experimental solver, use at your own risk.