./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_3_4.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_ea3a5372-6c4e-4852-bd58-37a4fd59d371/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/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_ea3a5372-6c4e-4852-bd58-37a4fd59d371/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/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_ea3a5372-6c4e-4852-bd58-37a4fd59d371/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 0c5600740103c77f2bf443c7f5a57c196b00730939a706a857dd583d49faca41 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:34:52,974 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:34:53,063 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:34:53,069 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:34:53,070 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:34:53,097 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:34:53,098 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:34:53,098 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:34:53,098 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:34:53,098 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:34:53,099 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:34:53,099 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:34:53,099 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:34:53,099 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:34:53,100 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:34:53,100 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:34:53,100 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:34:53,100 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:34:53,101 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:34:53,101 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:34:53,102 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:34:53,102 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:34:53,102 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:34:53,102 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:34:53,102 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:34:53,102 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:34:53,102 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:34:53,102 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:34:53,103 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:34:53,103 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:34:53,103 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:34:53,103 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:34:53,103 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:34:53,103 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_ea3a5372-6c4e-4852-bd58-37a4fd59d371/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 -> 0c5600740103c77f2bf443c7f5a57c196b00730939a706a857dd583d49faca41 [2024-11-13 20:34:53,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:34:53,411 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:34:53,415 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:34:53,416 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:34:53,417 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:34:53,418 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_3_4.i Unable to find full path for "g++" [2024-11-13 20:34:55,261 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:34:55,571 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:34:55,573 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/sv-benchmarks/c/floats-cdfpl/newton_3_4.i [2024-11-13 20:34:55,583 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/bin/ukojak-verify-EEHR8qb7sm/data/324ed4109/af9d1e47504d4399baf5921454e895fb/FLAG84573d612 [2024-11-13 20:34:55,609 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/bin/ukojak-verify-EEHR8qb7sm/data/324ed4109/af9d1e47504d4399baf5921454e895fb [2024-11-13 20:34:55,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:34:55,613 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:34:55,615 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:34:55,616 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:34:55,620 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:34:55,621 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:34:55" (1/1) ... [2024-11-13 20:34:55,622 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b3274dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:55, skipping insertion in model container [2024-11-13 20:34:55,623 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:34:55" (1/1) ... [2024-11-13 20:34:55,640 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:34:55,818 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_ea3a5372-6c4e-4852-bd58-37a4fd59d371/sv-benchmarks/c/floats-cdfpl/newton_3_4.i[1764,1777] [2024-11-13 20:34:55,822 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:34:55,833 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:34:55,855 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_ea3a5372-6c4e-4852-bd58-37a4fd59d371/sv-benchmarks/c/floats-cdfpl/newton_3_4.i[1764,1777] [2024-11-13 20:34:55,857 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:34:55,872 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:34:55,874 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:55 WrapperNode [2024-11-13 20:34:55,874 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:34:55,875 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:34:55,875 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:34:55,875 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:34:55,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:55" (1/1) ... [2024-11-13 20:34:55,889 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:55" (1/1) ... [2024-11-13 20:34:55,907 INFO L138 Inliner]: procedures = 17, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2024-11-13 20:34:55,907 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:34:55,909 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:34:55,909 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:34:55,909 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:34:55,916 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:55" (1/1) ... [2024-11-13 20:34:55,917 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:55" (1/1) ... [2024-11-13 20:34:55,919 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:55" (1/1) ... [2024-11-13 20:34:55,920 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:55" (1/1) ... [2024-11-13 20:34:55,924 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:55" (1/1) ... [2024-11-13 20:34:55,926 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:55" (1/1) ... [2024-11-13 20:34:55,927 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:55" (1/1) ... [2024-11-13 20:34:55,927 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:55" (1/1) ... [2024-11-13 20:34:55,932 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:34:55,933 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:34:55,933 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:34:55,934 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:34:55,934 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:55" (1/1) ... [2024-11-13 20:34:55,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:34:55,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:34:55,970 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:34:55,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:34:55,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:34:55,999 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 20:34:55,999 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 20:34:55,999 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 20:34:55,999 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 20:34:55,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:34:55,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:34:55,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:34:56,080 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:34:56,082 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:34:56,235 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 20:34:56,235 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:34:56,299 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:34:56,302 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:34:56,302 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:34:56 BoogieIcfgContainer [2024-11-13 20:34:56,302 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:34:56,303 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:34:56,303 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:34:56,314 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:34:56,315 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:34:56" (1/1) ... [2024-11-13 20:34:56,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:34:56,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:56,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 20:34:56,385 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 20:34:56,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:34:56,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:56,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:56,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:34:56,476 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:34:56,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:34:56,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:34:56,565 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:34:56,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:34:56,600 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:34:56,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:34:56 ImpRootNode [2024-11-13 20:34:56,633 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:34:56,634 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:34:56,634 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:34:56,635 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:34:56,637 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:34:56" (3/4) ... [2024-11-13 20:34:56,639 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:34:56,640 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:34:56,641 INFO L158 Benchmark]: Toolchain (without parser) took 1028.80ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 53.7MB in the end (delta: 37.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 20:34:56,642 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 83.9MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:34:56,642 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.05ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 80.5MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:34:56,643 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.22ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:34:56,643 INFO L158 Benchmark]: Boogie Preprocessor took 23.57ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 78.7MB in the end (delta: 516.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:34:56,644 INFO L158 Benchmark]: RCFGBuilder took 369.03ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 66.6MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:34:56,644 INFO L158 Benchmark]: CodeCheck took 330.59ms. Allocated memory is still 117.4MB. Free memory was 66.6MB in the beginning and 53.7MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:34:56,644 INFO L158 Benchmark]: Witness Printer took 6.17ms. Allocated memory is still 117.4MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:34:56,647 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 46, overapproximation of someBinaryArithmeticFLOAToperation at line 42, 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 > -0.8f && IN < 0.8f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -0.8f && IN < 0.8f) [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 0.39ms. Allocated memory is still 83.9MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.05ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 80.5MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.22ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.57ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 78.7MB in the end (delta: 516.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 369.03ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 66.6MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 330.59ms. Allocated memory is still 117.4MB. Free memory was 66.6MB in the beginning and 53.7MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.17ms. Allocated memory is still 117.4MB. Free memory is still 53.7MB. 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 20:34:56,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/bin/ukojak-verify-EEHR8qb7sm/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/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_ea3a5372-6c4e-4852-bd58-37a4fd59d371/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/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_ea3a5372-6c4e-4852-bd58-37a4fd59d371/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 0c5600740103c77f2bf443c7f5a57c196b00730939a706a857dd583d49faca41 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:34:59,291 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:34:59,411 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:34:59,455 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:34:59,456 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:34:59,456 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:34:59,456 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:34:59,456 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:34:59,457 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:34:59,457 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:34:59,457 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:34:59,457 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:34:59,457 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:34:59,457 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:34:59,457 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:34:59,457 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:34:59,457 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:34:59,458 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:34:59,458 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:34:59,458 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:34:59,458 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:34:59,458 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:34:59,458 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:34:59,458 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:34:59,458 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:34:59,458 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:34:59,459 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:34:59,459 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:34:59,459 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:34:59,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:34:59,459 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:34:59,459 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:34:59,459 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:34:59,459 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:34:59,459 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:34:59,460 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:34:59,460 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_ea3a5372-6c4e-4852-bd58-37a4fd59d371/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 -> 0c5600740103c77f2bf443c7f5a57c196b00730939a706a857dd583d49faca41 [2024-11-13 20:34:59,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:34:59,870 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:34:59,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:34:59,876 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:34:59,877 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:34:59,878 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_3_4.i Unable to find full path for "g++" [2024-11-13 20:35:01,800 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:35:02,039 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:35:02,042 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/sv-benchmarks/c/floats-cdfpl/newton_3_4.i [2024-11-13 20:35:02,053 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/bin/ukojak-verify-EEHR8qb7sm/data/b42221d9a/7a2a068c28834d3b8539556396a982ef/FLAG520e13ae5 [2024-11-13 20:35:02,360 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/bin/ukojak-verify-EEHR8qb7sm/data/b42221d9a/7a2a068c28834d3b8539556396a982ef [2024-11-13 20:35:02,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:35:02,363 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:35:02,365 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:35:02,365 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:35:02,368 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:35:02,369 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:35:02" (1/1) ... [2024-11-13 20:35:02,370 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18da5aff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:35:02, skipping insertion in model container [2024-11-13 20:35:02,370 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:35:02" (1/1) ... [2024-11-13 20:35:02,384 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:35:02,550 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_ea3a5372-6c4e-4852-bd58-37a4fd59d371/sv-benchmarks/c/floats-cdfpl/newton_3_4.i[1764,1777] [2024-11-13 20:35:02,554 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:35:02,569 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:35:02,585 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_ea3a5372-6c4e-4852-bd58-37a4fd59d371/sv-benchmarks/c/floats-cdfpl/newton_3_4.i[1764,1777] [2024-11-13 20:35:02,585 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:35:02,603 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:35:02,603 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:35:02 WrapperNode [2024-11-13 20:35:02,604 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:35:02,604 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:35:02,605 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:35:02,605 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:35:02,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:35:02" (1/1) ... [2024-11-13 20:35:02,616 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:35:02" (1/1) ... [2024-11-13 20:35:02,632 INFO L138 Inliner]: procedures = 18, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2024-11-13 20:35:02,632 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:35:02,633 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:35:02,633 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:35:02,633 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:35:02,639 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:35:02" (1/1) ... [2024-11-13 20:35:02,640 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:35:02" (1/1) ... [2024-11-13 20:35:02,642 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:35:02" (1/1) ... [2024-11-13 20:35:02,642 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:35:02" (1/1) ... [2024-11-13 20:35:02,649 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:35:02" (1/1) ... [2024-11-13 20:35:02,651 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:35:02" (1/1) ... [2024-11-13 20:35:02,653 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:35:02" (1/1) ... [2024-11-13 20:35:02,654 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:35:02" (1/1) ... [2024-11-13 20:35:02,656 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:35:02,662 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:35:02,662 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:35:02,662 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:35:02,663 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:35:02" (1/1) ... [2024-11-13 20:35:02,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:35:02,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:35:02,698 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:35:02,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:35:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:35:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 20:35:02,727 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 20:35:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:35:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 20:35:02,727 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 20:35:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:35:02,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:35:02,798 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:35:02,800 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:35:24,879 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 20:35:24,879 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:35:24,966 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:35:24,969 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:35:24,970 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:35:24 BoogieIcfgContainer [2024-11-13 20:35:24,970 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:35:24,971 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:35:24,971 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:35:24,982 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:35:24,982 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:35:24" (1/1) ... [2024-11-13 20:35:24,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:35:25,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:35:25,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 20:35:25,053 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 20:35:25,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:35:25,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:35:25,058 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:35:25,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:35:25,063 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:35:25,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea3a5372-6c4e-4852-bd58-37a4fd59d371/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process