./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_3_3.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_33c37678-b6f0-4e3f-96aa-561c1be210e0/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/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_33c37678-b6f0-4e3f-96aa-561c1be210e0/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/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_33c37678-b6f0-4e3f-96aa-561c1be210e0/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 80fd4740764bb080a15992509adea65cef879c142a7dc8c64ce34585d70bbeaf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:28:58,486 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:28:58,554 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:28:58,559 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:28:58,561 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:28:58,608 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:28:58,609 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:28:58,609 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:28:58,611 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:28:58,611 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:28:58,612 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:28:58,612 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:28:58,613 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:28:58,613 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:28:58,613 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:28:58,613 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:28:58,613 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:28:58,613 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:28:58,613 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:28:58,613 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:28:58,613 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:28:58,613 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:28:58,613 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:28:58,614 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:28:58,614 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:28:58,614 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:28:58,614 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:28:58,614 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:28:58,614 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:28:58,614 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:28:58,614 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:28:58,614 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:28:58,615 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:28:58,615 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_33c37678-b6f0-4e3f-96aa-561c1be210e0/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 -> 80fd4740764bb080a15992509adea65cef879c142a7dc8c64ce34585d70bbeaf [2024-11-13 21:28:58,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:28:59,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:28:59,017 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:28:59,019 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:28:59,021 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:28:59,023 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_3_3.i Unable to find full path for "g++" [2024-11-13 21:29:01,056 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:29:01,331 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:29:01,331 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/sv-benchmarks/c/floats-cdfpl/newton_3_3.i [2024-11-13 21:29:01,341 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/bin/ukojak-verify-EEHR8qb7sm/data/04b1faeff/df08aea9e94e4004968b4b3f5b833f3f/FLAG5b57ede04 [2024-11-13 21:29:01,369 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/bin/ukojak-verify-EEHR8qb7sm/data/04b1faeff/df08aea9e94e4004968b4b3f5b833f3f [2024-11-13 21:29:01,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:29:01,375 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:29:01,377 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:01,377 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:29:01,382 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:29:01,383 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:01" (1/1) ... [2024-11-13 21:29:01,385 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d0c349f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:01, skipping insertion in model container [2024-11-13 21:29:01,386 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:01" (1/1) ... [2024-11-13 21:29:01,407 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:29:01,625 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_33c37678-b6f0-4e3f-96aa-561c1be210e0/sv-benchmarks/c/floats-cdfpl/newton_3_3.i[1764,1777] [2024-11-13 21:29:01,629 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:01,646 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:29:01,670 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_33c37678-b6f0-4e3f-96aa-561c1be210e0/sv-benchmarks/c/floats-cdfpl/newton_3_3.i[1764,1777] [2024-11-13 21:29:01,672 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:01,689 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:29:01,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:01 WrapperNode [2024-11-13 21:29:01,690 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:01,691 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:01,691 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:29:01,691 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:29:01,699 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:01" (1/1) ... [2024-11-13 21:29:01,707 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:01" (1/1) ... [2024-11-13 21:29:01,727 INFO L138 Inliner]: procedures = 17, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2024-11-13 21:29:01,728 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:01,729 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:29:01,730 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:29:01,730 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:29:01,737 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:01" (1/1) ... [2024-11-13 21:29:01,738 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:01" (1/1) ... [2024-11-13 21:29:01,739 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:01" (1/1) ... [2024-11-13 21:29:01,741 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:01" (1/1) ... [2024-11-13 21:29:01,746 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:01" (1/1) ... [2024-11-13 21:29:01,752 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:01" (1/1) ... [2024-11-13 21:29:01,753 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:01" (1/1) ... [2024-11-13 21:29:01,757 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:01" (1/1) ... [2024-11-13 21:29:01,759 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:29:01,760 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:29:01,764 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:29:01,764 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:29:01,765 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:01" (1/1) ... [2024-11-13 21:29:01,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:01,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:29:01,803 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:29:01,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:29:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:29:01,834 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 21:29:01,834 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 21:29:01,834 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 21:29:01,834 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 21:29:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:29:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:29:01,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:29:01,917 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:29:01,919 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:29:02,095 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 21:29:02,095 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:29:02,150 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:29:02,150 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:29:02,151 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:02 BoogieIcfgContainer [2024-11-13 21:29:02,151 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:29:02,152 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:29:02,152 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:29:02,165 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:29:02,165 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:02" (1/1) ... [2024-11-13 21:29:02,175 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:29:02,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:02,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 21:29:02,252 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 21:29:02,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 21:29:02,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:02,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:02,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:02,369 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:29:02,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:02,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:02,491 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:29:02,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:02,540 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:29:02,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:29:02 ImpRootNode [2024-11-13 21:29:02,566 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:29:02,567 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:29:02,567 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:29:02,567 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:29:02,570 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:02" (3/4) ... [2024-11-13 21:29:02,572 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:29:02,573 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:29:02,574 INFO L158 Benchmark]: Toolchain (without parser) took 1199.26ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 53.6MB in the end (delta: 38.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 21:29:02,575 INFO L158 Benchmark]: CDTParser took 1.80ms. Allocated memory is still 83.9MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:02,575 INFO L158 Benchmark]: CACSL2BoogieTranslator took 313.19ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 80.5MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:29:02,576 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.97ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.5MB in the end (delta: 982.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:02,576 INFO L158 Benchmark]: Boogie Preprocessor took 29.72ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 79.0MB in the end (delta: 537.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:02,576 INFO L158 Benchmark]: RCFGBuilder took 391.31ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 67.1MB in the end (delta: 11.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:29:02,577 INFO L158 Benchmark]: CodeCheck took 414.39ms. Allocated memory is still 117.4MB. Free memory was 67.1MB in the beginning and 53.9MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:29:02,577 INFO L158 Benchmark]: Witness Printer took 6.50ms. Allocated memory is still 117.4MB. Free memory was 53.9MB in the beginning and 53.6MB in the end (delta: 256.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:02,580 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: 0.4s, 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 34, overapproximation of someBinaryArithmeticFLOAToperation at line 46, overapproximation of someBinaryArithmeticFLOAToperation at line 29, overapproximation of someBinaryArithmeticFLOAToperation at line 42, overapproximation of someBinaryArithmeticFLOAToperation at line 44. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -0.6f && IN < 0.6f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -0.6f && IN < 0.6f) [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 1.80ms. Allocated memory is still 83.9MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 313.19ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 80.5MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.97ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.5MB in the end (delta: 982.6kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.72ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 79.0MB in the end (delta: 537.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 391.31ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 67.1MB in the end (delta: 11.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 414.39ms. Allocated memory is still 117.4MB. Free memory was 67.1MB in the beginning and 53.9MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.50ms. Allocated memory is still 117.4MB. Free memory was 53.9MB in the beginning and 53.6MB in the end (delta: 256.4kB). 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 21:29:02,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/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_33c37678-b6f0-4e3f-96aa-561c1be210e0/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/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_33c37678-b6f0-4e3f-96aa-561c1be210e0/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/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_33c37678-b6f0-4e3f-96aa-561c1be210e0/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 80fd4740764bb080a15992509adea65cef879c142a7dc8c64ce34585d70bbeaf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:29:05,442 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:29:05,578 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:29:05,633 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:29:05,634 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:29:05,634 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:29:05,635 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:29:05,635 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:29:05,636 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:29:05,636 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:29:05,636 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:29:05,637 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:29:05,637 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:29:05,637 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:29:05,637 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:29:05,637 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:29:05,637 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:29:05,637 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:29:05,638 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:29:05,639 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:29:05,640 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:29:05,640 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:29:05,640 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:29:05,640 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:29:05,640 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:29:05,640 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:29:05,640 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:05,640 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:29:05,640 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:29:05,641 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:05,641 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:29:05,641 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:29:05,641 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:29:05,641 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:29:05,641 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:05,641 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:29:05,641 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_33c37678-b6f0-4e3f-96aa-561c1be210e0/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 -> 80fd4740764bb080a15992509adea65cef879c142a7dc8c64ce34585d70bbeaf [2024-11-13 21:29:05,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:29:05,983 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:29:05,985 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:29:05,987 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:29:05,987 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:29:05,989 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_3_3.i Unable to find full path for "g++" [2024-11-13 21:29:08,126 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:29:08,399 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:29:08,400 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/sv-benchmarks/c/floats-cdfpl/newton_3_3.i [2024-11-13 21:29:08,413 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/bin/ukojak-verify-EEHR8qb7sm/data/73fcc2085/2cea41635a2f407dab0bea5f071ad730/FLAG79f49021e [2024-11-13 21:29:08,431 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/bin/ukojak-verify-EEHR8qb7sm/data/73fcc2085/2cea41635a2f407dab0bea5f071ad730 [2024-11-13 21:29:08,434 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:29:08,436 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:29:08,438 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:08,438 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:29:08,443 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:29:08,444 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:08" (1/1) ... [2024-11-13 21:29:08,448 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d9e7a29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:08, skipping insertion in model container [2024-11-13 21:29:08,448 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:08" (1/1) ... [2024-11-13 21:29:08,470 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:29:08,698 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_33c37678-b6f0-4e3f-96aa-561c1be210e0/sv-benchmarks/c/floats-cdfpl/newton_3_3.i[1764,1777] [2024-11-13 21:29:08,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:08,722 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:29:08,751 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_33c37678-b6f0-4e3f-96aa-561c1be210e0/sv-benchmarks/c/floats-cdfpl/newton_3_3.i[1764,1777] [2024-11-13 21:29:08,752 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:08,774 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:29:08,775 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:08 WrapperNode [2024-11-13 21:29:08,775 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:08,777 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:08,777 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:29:08,777 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:29:08,784 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:08" (1/1) ... [2024-11-13 21:29:08,796 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:08" (1/1) ... [2024-11-13 21:29:08,817 INFO L138 Inliner]: procedures = 18, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2024-11-13 21:29:08,818 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:08,819 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:29:08,820 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:29:08,820 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:29:08,829 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:08" (1/1) ... [2024-11-13 21:29:08,830 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:08" (1/1) ... [2024-11-13 21:29:08,833 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:08" (1/1) ... [2024-11-13 21:29:08,836 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:08" (1/1) ... [2024-11-13 21:29:08,849 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:08" (1/1) ... [2024-11-13 21:29:08,854 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:08" (1/1) ... [2024-11-13 21:29:08,856 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:08" (1/1) ... [2024-11-13 21:29:08,858 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:08" (1/1) ... [2024-11-13 21:29:08,863 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:29:08,864 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:29:08,868 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:29:08,868 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:29:08,869 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:08" (1/1) ... [2024-11-13 21:29:08,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:08,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:29:08,912 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:29:08,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:29:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:29:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 21:29:08,948 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 21:29:08,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:29:08,948 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 21:29:08,948 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 21:29:08,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:29:08,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:29:09,030 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:29:09,032 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:29:33,987 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 21:29:33,988 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:29:34,086 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:29:34,089 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:29:34,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:34 BoogieIcfgContainer [2024-11-13 21:29:34,090 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:29:34,091 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:29:34,091 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:29:34,104 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:29:34,104 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:34" (1/1) ... [2024-11-13 21:29:34,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:29:34,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:34,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 21:29:34,176 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 21:29:34,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 21:29:34,182 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:34,183 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:34,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:34,188 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:34,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c37678-b6f0-4e3f-96aa-561c1be210e0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process