./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_3_7.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3df3dc3bb1738e955623753f7e0a37e4c32635ed29b967d6ef98d4204effab31 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:48:45,376 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:48:45,474 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:48:45,482 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:48:45,483 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:48:45,523 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:48:45,526 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:48:45,527 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:48:45,528 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:48:45,529 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:48:45,530 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:48:45,530 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:48:45,531 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:48:45,531 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:48:45,532 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:48:45,534 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:48:45,534 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:48:45,534 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:48:45,535 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:48:45,535 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:48:45,535 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:48:45,539 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:48:45,540 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:48:45,540 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:48:45,540 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:48:45,541 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:48:45,541 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:48:45,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:48:45,542 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:48:45,542 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:48:45,542 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:48:45,542 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:48:45,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:48:45,545 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3df3dc3bb1738e955623753f7e0a37e4c32635ed29b967d6ef98d4204effab31 [2024-11-08 19:48:45,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:48:45,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:48:45,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:48:45,849 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:48:45,850 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:48:45,851 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cdfpl/newton_3_7.i Unable to find full path for "g++" [2024-11-08 19:48:47,897 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:48:48,146 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:48:48,147 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/sv-benchmarks/c/floats-cdfpl/newton_3_7.i [2024-11-08 19:48:48,157 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/data/ce58afbbb/5b103e29c0164ec1b229b028f3271fe6/FLAG4c70f9f76 [2024-11-08 19:48:48,462 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/data/ce58afbbb/5b103e29c0164ec1b229b028f3271fe6 [2024-11-08 19:48:48,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:48:48,467 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:48:48,468 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:48:48,469 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:48:48,475 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:48:48,476 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:48:48" (1/1) ... [2024-11-08 19:48:48,477 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14cbf6fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:48, skipping insertion in model container [2024-11-08 19:48:48,478 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:48:48" (1/1) ... [2024-11-08 19:48:48,509 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:48:48,766 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_98960884-b3b1-48d5-b993-75b1cb687254/sv-benchmarks/c/floats-cdfpl/newton_3_7.i[1764,1777] [2024-11-08 19:48:48,771 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:48:48,784 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:48:48,803 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_98960884-b3b1-48d5-b993-75b1cb687254/sv-benchmarks/c/floats-cdfpl/newton_3_7.i[1764,1777] [2024-11-08 19:48:48,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:48:48,824 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:48:48,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:48 WrapperNode [2024-11-08 19:48:48,825 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:48:48,826 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:48:48,826 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:48:48,826 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:48:48,835 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:48" (1/1) ... [2024-11-08 19:48:48,843 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:48" (1/1) ... [2024-11-08 19:48:48,860 INFO L138 Inliner]: procedures = 17, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2024-11-08 19:48:48,861 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:48:48,862 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:48:48,862 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:48:48,862 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:48:48,873 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:48" (1/1) ... [2024-11-08 19:48:48,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:48" (1/1) ... [2024-11-08 19:48:48,875 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:48" (1/1) ... [2024-11-08 19:48:48,875 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:48" (1/1) ... [2024-11-08 19:48:48,880 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:48" (1/1) ... [2024-11-08 19:48:48,883 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:48" (1/1) ... [2024-11-08 19:48:48,884 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:48" (1/1) ... [2024-11-08 19:48:48,885 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:48" (1/1) ... [2024-11-08 19:48:48,887 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:48:48,888 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:48:48,889 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:48:48,889 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:48:48,890 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:48" (1/1) ... [2024-11-08 19:48:48,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:48:48,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:48:48,927 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:48:48,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:48:48,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:48:48,963 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-08 19:48:48,963 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-08 19:48:48,963 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-08 19:48:48,963 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-08 19:48:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:48:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:48:48,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:48:49,045 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:48:49,049 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:48:49,209 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-08 19:48:49,209 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:48:49,263 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:48:49,264 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:48:49,264 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:48:49 BoogieIcfgContainer [2024-11-08 19:48:49,264 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:48:49,266 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:48:49,266 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:48:49,281 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:48:49,282 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:48:49" (1/1) ... [2024-11-08 19:48:49,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:48:49,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:49,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 19:48:49,373 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 19:48:49,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 19:48:49,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:49,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:49,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:48:49,563 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:48:49,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:48:49,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:48:49,709 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:48:49,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:48:49,812 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:48:49,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:48:49 ImpRootNode [2024-11-08 19:48:49,859 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:48:49,863 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:48:49,863 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:48:49,864 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:48:49,865 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:48:49" (3/4) ... [2024-11-08 19:48:49,893 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:48:49,895 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:48:49,896 INFO L158 Benchmark]: Toolchain (without parser) took 1428.77ms. Allocated memory was 119.5MB in the beginning and 161.5MB in the end (delta: 41.9MB). Free memory was 86.9MB in the beginning and 132.7MB in the end (delta: -45.8MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2024-11-08 19:48:49,897 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 119.5MB. Free memory is still 67.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:48:49,902 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.82ms. Allocated memory is still 119.5MB. Free memory was 86.9MB in the beginning and 74.1MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:48:49,904 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.28ms. Allocated memory is still 119.5MB. Free memory was 74.1MB in the beginning and 72.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:48:49,906 INFO L158 Benchmark]: Boogie Preprocessor took 25.67ms. Allocated memory is still 119.5MB. Free memory was 72.4MB in the beginning and 71.7MB in the end (delta: 706.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:48:49,907 INFO L158 Benchmark]: RCFGBuilder took 376.43ms. Allocated memory is still 119.5MB. Free memory was 71.3MB in the beginning and 58.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:48:49,907 INFO L158 Benchmark]: CodeCheck took 594.80ms. Allocated memory was 119.5MB in the beginning and 161.5MB in the end (delta: 41.9MB). Free memory was 58.7MB in the beginning and 130.3MB in the end (delta: -71.6MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2024-11-08 19:48:49,908 INFO L158 Benchmark]: Witness Printer took 31.78ms. Allocated memory is still 161.5MB. Free memory was 130.2MB in the beginning and 132.7MB in the end (delta: -2.5MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2024-11-08 19:48:49,912 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: 0.5s, 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. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -1.4f && IN < 1.4f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -1.4f && IN < 1.4f) [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 0.25ms. Allocated memory is still 119.5MB. Free memory is still 67.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.82ms. Allocated memory is still 119.5MB. Free memory was 86.9MB in the beginning and 74.1MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.28ms. Allocated memory is still 119.5MB. Free memory was 74.1MB in the beginning and 72.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.67ms. Allocated memory is still 119.5MB. Free memory was 72.4MB in the beginning and 71.7MB in the end (delta: 706.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 376.43ms. Allocated memory is still 119.5MB. Free memory was 71.3MB in the beginning and 58.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 594.80ms. Allocated memory was 119.5MB in the beginning and 161.5MB in the end (delta: 41.9MB). Free memory was 58.7MB in the beginning and 130.3MB in the end (delta: -71.6MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * Witness Printer took 31.78ms. Allocated memory is still 161.5MB. Free memory was 130.2MB in the beginning and 132.7MB in the end (delta: -2.5MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:48:49,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3df3dc3bb1738e955623753f7e0a37e4c32635ed29b967d6ef98d4204effab31 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:48:52,839 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:48:52,946 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:48:53,011 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:48:53,012 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:48:53,013 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:48:53,015 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:48:53,016 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:48:53,017 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:48:53,020 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:48:53,020 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:48:53,021 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:48:53,021 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:48:53,022 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:48:53,022 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:48:53,022 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:48:53,023 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:48:53,027 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:48:53,028 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:48:53,028 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:48:53,028 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:48:53,031 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:48:53,032 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:48:53,032 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:48:53,032 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:48:53,033 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:48:53,033 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:53,033 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:48:53,034 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:48:53,034 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:48:53,036 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:48:53,036 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:48:53,036 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:48:53,037 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:48:53,037 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:53,038 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:48:53,038 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3df3dc3bb1738e955623753f7e0a37e4c32635ed29b967d6ef98d4204effab31 [2024-11-08 19:48:53,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:48:53,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:48:53,583 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:48:53,585 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:48:53,586 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:48:53,587 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cdfpl/newton_3_7.i Unable to find full path for "g++" [2024-11-08 19:48:55,691 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:48:56,014 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:48:56,015 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/sv-benchmarks/c/floats-cdfpl/newton_3_7.i [2024-11-08 19:48:56,029 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/data/d965315de/e09b8c41b3cb4574a092f0b666d4c328/FLAG1879c27a6 [2024-11-08 19:48:56,059 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/data/d965315de/e09b8c41b3cb4574a092f0b666d4c328 [2024-11-08 19:48:56,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:48:56,068 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:48:56,072 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:48:56,073 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:48:56,082 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:48:56,086 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:48:56" (1/1) ... [2024-11-08 19:48:56,088 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6451316b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:56, skipping insertion in model container [2024-11-08 19:48:56,088 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:48:56" (1/1) ... [2024-11-08 19:48:56,122 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:48:56,482 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_98960884-b3b1-48d5-b993-75b1cb687254/sv-benchmarks/c/floats-cdfpl/newton_3_7.i[1764,1777] [2024-11-08 19:48:56,489 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:48:56,513 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:48:56,574 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_98960884-b3b1-48d5-b993-75b1cb687254/sv-benchmarks/c/floats-cdfpl/newton_3_7.i[1764,1777] [2024-11-08 19:48:56,575 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:48:56,609 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:48:56,610 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:56 WrapperNode [2024-11-08 19:48:56,610 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:48:56,612 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:48:56,612 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:48:56,612 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:48:56,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:56" (1/1) ... [2024-11-08 19:48:56,670 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:56" (1/1) ... [2024-11-08 19:48:56,709 INFO L138 Inliner]: procedures = 18, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2024-11-08 19:48:56,710 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:48:56,711 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:48:56,712 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:48:56,712 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:48:56,726 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:56" (1/1) ... [2024-11-08 19:48:56,726 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:56" (1/1) ... [2024-11-08 19:48:56,730 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:56" (1/1) ... [2024-11-08 19:48:56,734 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:56" (1/1) ... [2024-11-08 19:48:56,754 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:56" (1/1) ... [2024-11-08 19:48:56,757 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:56" (1/1) ... [2024-11-08 19:48:56,762 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:56" (1/1) ... [2024-11-08 19:48:56,766 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:56" (1/1) ... [2024-11-08 19:48:56,774 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:48:56,776 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:48:56,780 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:48:56,780 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:48:56,782 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:56" (1/1) ... [2024-11-08 19:48:56,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:48:56,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:48:56,832 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:48:56,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:48:56,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:48:56,889 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-08 19:48:56,889 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-08 19:48:56,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:48:56,891 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-08 19:48:56,892 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-08 19:48:56,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:48:56,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:48:57,015 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:48:57,018 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:49:22,809 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-08 19:49:22,809 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:49:22,878 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:49:22,878 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:49:22,878 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:49:22 BoogieIcfgContainer [2024-11-08 19:49:22,879 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:49:22,879 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:49:22,879 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:49:22,893 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:49:22,894 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:49:22" (1/1) ... [2024-11-08 19:49:22,905 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:49:22,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:22,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 19:49:22,962 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 19:49:22,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 19:49:22,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:22,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:49:22,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:49:22,971 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:49:22,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98960884-b3b1-48d5-b993-75b1cb687254/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process