./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_1_6.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk --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 ec222c3996017a4c3d0b54e86b7104edba9dccbc593820967cf8b3cad697d0fa --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:02:31,134 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:02:31,241 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 01:02:31,247 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 01:02:31,248 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 01:02:31,284 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:02:31,286 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:02:31,287 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 01:02:31,288 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 01:02:31,290 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 01:02:31,290 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:02:31,291 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:02:31,291 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 01:02:31,292 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 01:02:31,296 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 01:02:31,296 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:02:31,296 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:02:31,297 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:02:31,297 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:02:31,297 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:02:31,298 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 01:02:31,298 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:02:31,298 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:02:31,299 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 01:02:31,299 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 01:02:31,299 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 01:02:31,300 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:02:31,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:02:31,300 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:02:31,301 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:02:31,301 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:02:31,301 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 01:02:31,302 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 01:02:31,303 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_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec222c3996017a4c3d0b54e86b7104edba9dccbc593820967cf8b3cad697d0fa [2024-11-09 01:02:31,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:02:31,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:02:31,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:02:31,655 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:02:31,655 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:02:31,657 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cdfpl/newton_1_6.i Unable to find full path for "g++" [2024-11-09 01:02:33,754 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:02:33,958 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:02:33,959 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/sv-benchmarks/c/floats-cdfpl/newton_1_6.i [2024-11-09 01:02:33,968 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/data/2e72328bf/b0e73a09104546feb1b256d1472d1d99/FLAGebe277c82 [2024-11-09 01:02:34,321 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/data/2e72328bf/b0e73a09104546feb1b256d1472d1d99 [2024-11-09 01:02:34,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:02:34,325 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:02:34,327 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:02:34,327 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:02:34,338 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:02:34,339 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:02:34" (1/1) ... [2024-11-09 01:02:34,343 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@80b207c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:34, skipping insertion in model container [2024-11-09 01:02:34,344 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:02:34" (1/1) ... [2024-11-09 01:02:34,374 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:02:34,613 WARN L250 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_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/sv-benchmarks/c/floats-cdfpl/newton_1_6.i[1722,1735] [2024-11-09 01:02:34,617 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:02:34,628 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:02:34,643 WARN L250 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_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/sv-benchmarks/c/floats-cdfpl/newton_1_6.i[1722,1735] [2024-11-09 01:02:34,644 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:02:34,662 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:02:34,663 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:34 WrapperNode [2024-11-09 01:02:34,663 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:02:34,664 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:02:34,665 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:02:34,665 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:02:34,673 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:34" (1/1) ... [2024-11-09 01:02:34,678 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:34" (1/1) ... [2024-11-09 01:02:34,697 INFO L138 Inliner]: procedures = 17, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 30 [2024-11-09 01:02:34,697 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:02:34,698 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:02:34,698 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:02:34,698 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:02:34,706 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:34" (1/1) ... [2024-11-09 01:02:34,706 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:34" (1/1) ... [2024-11-09 01:02:34,707 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:34" (1/1) ... [2024-11-09 01:02:34,707 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:34" (1/1) ... [2024-11-09 01:02:34,712 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:34" (1/1) ... [2024-11-09 01:02:34,713 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:34" (1/1) ... [2024-11-09 01:02:34,714 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:34" (1/1) ... [2024-11-09 01:02:34,715 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:34" (1/1) ... [2024-11-09 01:02:34,717 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:02:34,718 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:02:34,718 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:02:34,718 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:02:34,719 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:34" (1/1) ... [2024-11-09 01:02:34,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:02:34,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 01:02:34,754 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 01:02:34,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 01:02:34,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:02:34,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 01:02:34,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:02:34,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:02:34,856 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:02:34,858 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:02:34,955 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-09 01:02:34,956 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:02:35,005 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 01:02:35,005 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 01:02:35,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:02:35 BoogieIcfgContainer [2024-11-09 01:02:35,006 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 01:02:35,007 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 01:02:35,007 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 01:02:35,019 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 01:02:35,019 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:02:35" (1/1) ... [2024-11-09 01:02:35,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:02:35,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:35,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-09 01:02:35,082 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-09 01:02:35,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 01:02:35,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:35,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:35,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:02:35,182 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 01:02:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:02:35,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:02:35,244 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 01:02:35,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:02:35,259 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 01:02:35,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 01:02:35 ImpRootNode [2024-11-09 01:02:35,290 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 01:02:35,290 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 01:02:35,290 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 01:02:35,292 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 01:02:35,293 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:02:35" (3/4) ... [2024-11-09 01:02:35,297 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 01:02:35,298 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 01:02:35,300 INFO L158 Benchmark]: Toolchain (without parser) took 973.41ms. Allocated memory is still 167.8MB. Free memory was 135.6MB in the beginning and 107.9MB in the end (delta: 27.8MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2024-11-09 01:02:35,301 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 119.5MB. Free memory is still 88.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:02:35,302 INFO L158 Benchmark]: CACSL2BoogieTranslator took 336.70ms. Allocated memory is still 167.8MB. Free memory was 135.3MB in the beginning and 134.0MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 01:02:35,303 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.17ms. Allocated memory is still 167.8MB. Free memory was 134.0MB in the beginning and 133.0MB in the end (delta: 964.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:02:35,303 INFO L158 Benchmark]: Boogie Preprocessor took 19.04ms. Allocated memory is still 167.8MB. Free memory was 133.0MB in the beginning and 132.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:02:35,304 INFO L158 Benchmark]: RCFGBuilder took 288.67ms. Allocated memory is still 167.8MB. Free memory was 132.0MB in the beginning and 120.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 01:02:35,307 INFO L158 Benchmark]: CodeCheck took 282.45ms. Allocated memory is still 167.8MB. Free memory was 120.4MB in the beginning and 107.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 01:02:35,308 INFO L158 Benchmark]: Witness Printer took 7.75ms. Allocated memory is still 167.8MB. Free memory is still 107.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:02:35,313 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, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, 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, 3 NumberOfCodeBlocks, 3 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: 51]: 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 someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryDOUBLEComparisonOperation at line 50, overapproximation of someBinaryArithmeticFLOAToperation at line 29. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -1.2f && IN < 1.2f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -1.2f && IN < 1.2f) [L42] CALL, EXPR f(IN) [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L42] RET, EXPR f(IN) [L42] CALL, EXPR fp(IN) [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L42] RET, EXPR fp(IN) [L42] float x = IN - f(IN)/fp(IN); [L50] COND TRUE !(x < 0.1) [L51] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 119.5MB. Free memory is still 88.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 336.70ms. Allocated memory is still 167.8MB. Free memory was 135.3MB in the beginning and 134.0MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.17ms. Allocated memory is still 167.8MB. Free memory was 134.0MB in the beginning and 133.0MB in the end (delta: 964.6kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.04ms. Allocated memory is still 167.8MB. Free memory was 133.0MB in the beginning and 132.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 288.67ms. Allocated memory is still 167.8MB. Free memory was 132.0MB in the beginning and 120.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 282.45ms. Allocated memory is still 167.8MB. Free memory was 120.4MB in the beginning and 107.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 7.75ms. Allocated memory is still 167.8MB. Free memory is still 107.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 01:02:35,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk --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 ec222c3996017a4c3d0b54e86b7104edba9dccbc593820967cf8b3cad697d0fa --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:02:37,806 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:02:37,910 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 01:02:37,976 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:02:37,978 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:02:37,979 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 01:02:37,980 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 01:02:37,980 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 01:02:37,981 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:02:37,983 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:02:37,984 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 01:02:37,985 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 01:02:37,985 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:02:37,989 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:02:37,989 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:02:37,989 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:02:37,990 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 01:02:37,990 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 01:02:37,990 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:02:37,990 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 01:02:37,991 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 01:02:37,991 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:02:37,992 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:02:37,994 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 01:02:37,994 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 01:02:37,995 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 01:02:37,995 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:37,995 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 01:02:37,996 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:02:37,996 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:02:37,996 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:02:37,997 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:02:37,997 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:02:37,997 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 01:02:37,997 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:37,998 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 01:02:37,998 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_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec222c3996017a4c3d0b54e86b7104edba9dccbc593820967cf8b3cad697d0fa [2024-11-09 01:02:38,394 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:02:38,424 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:02:38,427 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:02:38,428 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:02:38,429 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:02:38,431 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cdfpl/newton_1_6.i Unable to find full path for "g++" [2024-11-09 01:02:40,549 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:02:40,789 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:02:40,790 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/sv-benchmarks/c/floats-cdfpl/newton_1_6.i [2024-11-09 01:02:40,797 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/data/979658f6c/498e60540bbb4a79a4ee67efb414e510/FLAG9033b1cd2 [2024-11-09 01:02:41,129 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/data/979658f6c/498e60540bbb4a79a4ee67efb414e510 [2024-11-09 01:02:41,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:02:41,134 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:02:41,135 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:02:41,136 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:02:41,141 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:02:41,142 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:02:41" (1/1) ... [2024-11-09 01:02:41,144 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4642d319 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:41, skipping insertion in model container [2024-11-09 01:02:41,144 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:02:41" (1/1) ... [2024-11-09 01:02:41,167 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:02:41,431 WARN L250 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_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/sv-benchmarks/c/floats-cdfpl/newton_1_6.i[1722,1735] [2024-11-09 01:02:41,435 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:02:41,455 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:02:41,481 WARN L250 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_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/sv-benchmarks/c/floats-cdfpl/newton_1_6.i[1722,1735] [2024-11-09 01:02:41,481 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:02:41,514 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:02:41,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:41 WrapperNode [2024-11-09 01:02:41,515 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:02:41,516 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:02:41,517 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:02:41,517 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:02:41,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:41" (1/1) ... [2024-11-09 01:02:41,545 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:41" (1/1) ... [2024-11-09 01:02:41,576 INFO L138 Inliner]: procedures = 18, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 31 [2024-11-09 01:02:41,576 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:02:41,577 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:02:41,579 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:02:41,579 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:02:41,592 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:41" (1/1) ... [2024-11-09 01:02:41,597 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:41" (1/1) ... [2024-11-09 01:02:41,599 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:41" (1/1) ... [2024-11-09 01:02:41,601 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:41" (1/1) ... [2024-11-09 01:02:41,626 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:41" (1/1) ... [2024-11-09 01:02:41,635 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:41" (1/1) ... [2024-11-09 01:02:41,637 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:41" (1/1) ... [2024-11-09 01:02:41,646 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:41" (1/1) ... [2024-11-09 01:02:41,649 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:02:41,650 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:02:41,654 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:02:41,654 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:02:41,655 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:41" (1/1) ... [2024-11-09 01:02:41,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:02:41,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 01:02:41,689 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 01:02:41,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 01:02:41,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:02:41,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 01:02:41,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:02:41,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:02:41,822 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:02:41,824 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:02:59,747 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-09 01:02:59,747 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:02:59,826 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 01:02:59,827 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 01:02:59,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:02:59 BoogieIcfgContainer [2024-11-09 01:02:59,828 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 01:02:59,829 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 01:02:59,829 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 01:02:59,840 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 01:02:59,840 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:02:59" (1/1) ... [2024-11-09 01:02:59,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:02:59,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:59,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-09 01:02:59,905 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-09 01:02:59,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 01:02:59,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:59,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:59,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:59,918 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:59,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7145b32-49b4-425a-9a3f-ea4db2e4b8e3/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process