./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_3_5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm --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 aff730f31ff7b239408d0cd565f5a07c7b3c4734d0135b4cb53a3d08d1899542 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:52:05,804 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:52:05,921 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:52:05,931 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:52:05,931 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:52:05,971 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:52:05,972 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:52:05,974 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:52:05,974 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:52:05,975 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:52:05,975 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:52:05,975 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:52:05,975 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:52:05,976 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:52:05,976 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:52:05,976 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:52:05,976 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:52:05,976 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:52:05,976 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:52:05,976 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:52:05,977 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:52:05,977 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:52:05,977 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:52:05,977 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:52:05,977 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:52:05,977 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:52:05,977 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:52:05,979 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:52:05,979 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:52:05,979 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:52:05,979 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:52:05,979 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:52:05,980 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:52:05,980 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm 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 -> aff730f31ff7b239408d0cd565f5a07c7b3c4734d0135b4cb53a3d08d1899542 [2024-11-13 20:52:06,318 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:52:06,330 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:52:06,335 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:52:06,336 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:52:06,337 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:52:06,338 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_3_5.i Unable to find full path for "g++" [2024-11-13 20:52:08,435 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:52:08,703 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:52:08,707 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/sv-benchmarks/c/floats-cdfpl/newton_3_5.i [2024-11-13 20:52:08,720 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/data/ce13032f7/5d4a19af82f84f0aa9ed4babd1923ac1/FLAG432f25ed2 [2024-11-13 20:52:08,776 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/data/ce13032f7/5d4a19af82f84f0aa9ed4babd1923ac1 [2024-11-13 20:52:08,779 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:52:08,783 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:52:08,785 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:52:08,785 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:52:08,790 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:52:08,791 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:52:08" (1/1) ... [2024-11-13 20:52:08,795 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bba41cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:08, skipping insertion in model container [2024-11-13 20:52:08,796 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:52:08" (1/1) ... [2024-11-13 20:52:08,814 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:52:09,031 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_b55a2705-591a-48ee-8371-4e06148c16c1/sv-benchmarks/c/floats-cdfpl/newton_3_5.i[1764,1777] [2024-11-13 20:52:09,035 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:52:09,050 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:52:09,074 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_b55a2705-591a-48ee-8371-4e06148c16c1/sv-benchmarks/c/floats-cdfpl/newton_3_5.i[1764,1777] [2024-11-13 20:52:09,075 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:52:09,096 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:52:09,097 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:09 WrapperNode [2024-11-13 20:52:09,097 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:52:09,098 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:52:09,098 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:52:09,098 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:52:09,106 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:09" (1/1) ... [2024-11-13 20:52:09,113 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:09" (1/1) ... [2024-11-13 20:52:09,132 INFO L138 Inliner]: procedures = 17, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2024-11-13 20:52:09,132 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:52:09,133 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:52:09,133 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:52:09,133 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:52:09,141 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:09" (1/1) ... [2024-11-13 20:52:09,141 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:09" (1/1) ... [2024-11-13 20:52:09,143 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:09" (1/1) ... [2024-11-13 20:52:09,143 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:09" (1/1) ... [2024-11-13 20:52:09,150 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:09" (1/1) ... [2024-11-13 20:52:09,156 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:09" (1/1) ... [2024-11-13 20:52:09,157 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:09" (1/1) ... [2024-11-13 20:52:09,157 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:09" (1/1) ... [2024-11-13 20:52:09,163 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:52:09,164 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:52:09,164 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:52:09,164 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:52:09,165 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:09" (1/1) ... [2024-11-13 20:52:09,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:52:09,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:52:09,212 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:52:09,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:52:09,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:52:09,252 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 20:52:09,252 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 20:52:09,252 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 20:52:09,252 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 20:52:09,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:52:09,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:52:09,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:52:09,342 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:52:09,344 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:52:09,562 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 20:52:09,562 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:52:09,633 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:52:09,633 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:52:09,636 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:09 BoogieIcfgContainer [2024-11-13 20:52:09,636 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:52:09,637 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:52:09,637 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:52:09,653 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:52:09,653 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:09" (1/1) ... [2024-11-13 20:52:09,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:52:09,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:09,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 20:52:09,737 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 20:52:09,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:52:09,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:09,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:09,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:52:09,840 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:52:09,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:52:09,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:52:09,929 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:52:09,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:52:09,996 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:52:10,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:52:10 ImpRootNode [2024-11-13 20:52:10,035 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:52:10,039 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:52:10,039 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:52:10,039 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:52:10,040 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:09" (3/4) ... [2024-11-13 20:52:10,043 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:52:10,045 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:52:10,046 INFO L158 Benchmark]: Toolchain (without parser) took 1263.28ms. Allocated memory is still 142.6MB. Free memory was 119.6MB in the beginning and 81.0MB in the end (delta: 38.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 20:52:10,047 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:52:10,047 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.86ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 108.2MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:52:10,050 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.34ms. Allocated memory is still 142.6MB. Free memory was 108.2MB in the beginning and 107.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:52:10,050 INFO L158 Benchmark]: Boogie Preprocessor took 30.13ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 106.3MB in the end (delta: 786.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:52:10,051 INFO L158 Benchmark]: RCFGBuilder took 472.38ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 94.1MB in the end (delta: 12.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:52:10,051 INFO L158 Benchmark]: CodeCheck took 401.32ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 81.3MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:52:10,051 INFO L158 Benchmark]: Witness Printer took 6.29ms. Allocated memory is still 142.6MB. Free memory was 81.3MB in the beginning and 81.0MB in the end (delta: 267.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:52:10,054 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 3 procedures, 19 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, 24 NumberOfCodeBlocks, 24 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 42, overapproximation of someBinaryArithmeticFLOAToperation at line 46, overapproximation of someBinaryArithmeticFLOAToperation at line 29, overapproximation of someBinaryArithmeticFLOAToperation at line 34, overapproximation of someBinaryArithmeticFLOAToperation at line 44. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -1.0f && IN < 1.0f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -1.0f && IN < 1.0f) [L42] CALL, EXPR f(IN) VAL [\old(x)=2] [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) VAL [IN=2] [L42] CALL, EXPR fp(IN) VAL [\old(x)=2] [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) VAL [IN=2] [L42] float x = IN - f(IN)/fp(IN); [L44] CALL, EXPR f(x) VAL [\old(x)=3] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L44] RET, EXPR f(x) VAL [IN=2, x=3] [L44] CALL, EXPR fp(x) VAL [\old(x)=3] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L44] RET, EXPR fp(x) VAL [IN=2, x=3] [L44] x = x - f(x)/fp(x) [L46] CALL, EXPR f(x) VAL [\old(x)=4] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L46] RET, EXPR f(x) VAL [IN=2, x=4] [L46] CALL, EXPR fp(x) VAL [\old(x)=4] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L46] RET, EXPR fp(x) VAL [IN=2, x=4] [L46] x = x - f(x)/fp(x) [L50] COND TRUE !(x < 0.1) VAL [IN=2] [L51] reach_error() VAL [IN=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.86ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 108.2MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.34ms. Allocated memory is still 142.6MB. Free memory was 108.2MB in the beginning and 107.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.13ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 106.3MB in the end (delta: 786.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 472.38ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 94.1MB in the end (delta: 12.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 401.32ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 81.3MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.29ms. Allocated memory is still 142.6MB. Free memory was 81.3MB in the beginning and 81.0MB in the end (delta: 267.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:52:10,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm --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 aff730f31ff7b239408d0cd565f5a07c7b3c4734d0135b4cb53a3d08d1899542 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:52:13,066 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:52:13,208 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:52:13,238 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:52:13,239 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:52:13,239 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:52:13,240 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:52:13,240 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:52:13,240 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:52:13,240 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:52:13,240 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:52:13,241 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:52:13,241 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:52:13,241 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:52:13,241 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:52:13,241 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:52:13,241 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:52:13,242 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:52:13,242 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:52:13,242 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:52:13,242 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:52:13,242 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:52:13,242 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:52:13,242 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:52:13,243 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:52:13,243 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:52:13,243 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:52:13,243 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:52:13,243 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:52:13,243 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:52:13,244 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:52:13,244 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:52:13,244 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:52:13,244 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:52:13,244 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:52:13,245 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:52:13,245 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm 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 -> aff730f31ff7b239408d0cd565f5a07c7b3c4734d0135b4cb53a3d08d1899542 [2024-11-13 20:52:13,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:52:13,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:52:13,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:52:13,616 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:52:13,616 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:52:13,618 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_3_5.i Unable to find full path for "g++" [2024-11-13 20:52:15,581 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:52:15,787 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:52:15,788 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/sv-benchmarks/c/floats-cdfpl/newton_3_5.i [2024-11-13 20:52:15,796 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/data/7899cf2d2/9648320de3db47c6a5aad4bf83b3f39c/FLAG584b83b16 [2024-11-13 20:52:15,814 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/data/7899cf2d2/9648320de3db47c6a5aad4bf83b3f39c [2024-11-13 20:52:15,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:52:15,818 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:52:15,820 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:52:15,820 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:52:15,826 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:52:15,827 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:52:15" (1/1) ... [2024-11-13 20:52:15,828 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25723343 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:15, skipping insertion in model container [2024-11-13 20:52:15,829 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:52:15" (1/1) ... [2024-11-13 20:52:15,846 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:52:16,082 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_b55a2705-591a-48ee-8371-4e06148c16c1/sv-benchmarks/c/floats-cdfpl/newton_3_5.i[1764,1777] [2024-11-13 20:52:16,087 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:52:16,106 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:52:16,126 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_b55a2705-591a-48ee-8371-4e06148c16c1/sv-benchmarks/c/floats-cdfpl/newton_3_5.i[1764,1777] [2024-11-13 20:52:16,127 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:52:16,145 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:52:16,146 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:16 WrapperNode [2024-11-13 20:52:16,146 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:52:16,147 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:52:16,147 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:52:16,147 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:52:16,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:16" (1/1) ... [2024-11-13 20:52:16,169 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:16" (1/1) ... [2024-11-13 20:52:16,192 INFO L138 Inliner]: procedures = 18, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2024-11-13 20:52:16,193 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:52:16,194 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:52:16,195 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:52:16,195 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:52:16,202 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:16" (1/1) ... [2024-11-13 20:52:16,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:16" (1/1) ... [2024-11-13 20:52:16,206 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:16" (1/1) ... [2024-11-13 20:52:16,207 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:16" (1/1) ... [2024-11-13 20:52:16,222 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:16" (1/1) ... [2024-11-13 20:52:16,227 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:16" (1/1) ... [2024-11-13 20:52:16,230 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:16" (1/1) ... [2024-11-13 20:52:16,234 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:16" (1/1) ... [2024-11-13 20:52:16,237 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:52:16,241 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:52:16,241 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:52:16,242 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:52:16,243 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:16" (1/1) ... [2024-11-13 20:52:16,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:52:16,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:52:16,290 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:52:16,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:52:16,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:52:16,329 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 20:52:16,329 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 20:52:16,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:52:16,330 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 20:52:16,330 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 20:52:16,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:52:16,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:52:16,416 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:52:16,417 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:52:43,681 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 20:52:43,681 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:52:43,758 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:52:43,759 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:52:43,759 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:43 BoogieIcfgContainer [2024-11-13 20:52:43,759 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:52:43,760 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:52:43,761 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:52:43,773 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:52:43,774 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:43" (1/1) ... [2024-11-13 20:52:43,783 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:52:43,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:43,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 20:52:43,843 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 20:52:43,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:52:43,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:43,849 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:52:43,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:52:43,853 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:52:43,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55a2705-591a-48ee-8371-4e06148c16c1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process