./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_1+newton_1_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_6482f0fe-d449-4590-ba36-98401df22831/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/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_6482f0fe-d449-4590-ba36-98401df22831/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_1+newton_1_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/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_6482f0fe-d449-4590-ba36-98401df22831/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 10b9103f92ac8753860b3b630670be102e95d8a13496ab2027773256e0097c4f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:49:37,866 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:49:37,960 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:49:37,965 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:49:37,965 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:49:37,987 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:49:37,988 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:49:37,989 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:49:37,989 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:49:37,990 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:49:37,990 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:49:37,990 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:49:37,990 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:49:37,991 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:49:37,992 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:49:37,992 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:49:37,992 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:49:37,992 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:49:37,992 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:49:37,992 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:49:37,992 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:49:37,992 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:49:37,993 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:49:37,993 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:49:37,993 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:49:37,993 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:49:37,993 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:49:37,993 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:49:37,993 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:49:37,993 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:49:37,993 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:49:37,993 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:49:37,993 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:49:37,994 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_6482f0fe-d449-4590-ba36-98401df22831/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 -> 10b9103f92ac8753860b3b630670be102e95d8a13496ab2027773256e0097c4f [2024-11-13 16:49:38,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:49:38,287 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:49:38,292 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:49:38,293 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:49:38,294 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:49:38,295 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/gcd_1+newton_1_3.i Unable to find full path for "g++" [2024-11-13 16:49:40,226 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:49:40,456 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:49:40,456 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/sv-benchmarks/c/combinations/gcd_1+newton_1_3.i [2024-11-13 16:49:40,466 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/bin/ukojak-verify-EEHR8qb7sm/data/e5180f8f0/862f27fc32034c2a8f7898ca221138bd/FLAG0d827a63d [2024-11-13 16:49:40,481 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/bin/ukojak-verify-EEHR8qb7sm/data/e5180f8f0/862f27fc32034c2a8f7898ca221138bd [2024-11-13 16:49:40,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:49:40,485 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:49:40,486 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:49:40,487 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:49:40,491 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:49:40,492 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:49:40" (1/1) ... [2024-11-13 16:49:40,493 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@633f91a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:40, skipping insertion in model container [2024-11-13 16:49:40,493 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:49:40" (1/1) ... [2024-11-13 16:49:40,510 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:49:40,696 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_6482f0fe-d449-4590-ba36-98401df22831/sv-benchmarks/c/combinations/gcd_1+newton_1_3.i[1226,1239] [2024-11-13 16:49:40,740 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_6482f0fe-d449-4590-ba36-98401df22831/sv-benchmarks/c/combinations/gcd_1+newton_1_3.i[2786,2799] [2024-11-13 16:49:40,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:49:40,757 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:49:40,772 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_6482f0fe-d449-4590-ba36-98401df22831/sv-benchmarks/c/combinations/gcd_1+newton_1_3.i[1226,1239] [2024-11-13 16:49:40,790 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_6482f0fe-d449-4590-ba36-98401df22831/sv-benchmarks/c/combinations/gcd_1+newton_1_3.i[2786,2799] [2024-11-13 16:49:40,796 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:49:40,815 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:49:40,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:40 WrapperNode [2024-11-13 16:49:40,816 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:49:40,817 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:49:40,817 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:49:40,817 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:49:40,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:40" (1/1) ... [2024-11-13 16:49:40,835 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:40" (1/1) ... [2024-11-13 16:49:40,853 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 86 [2024-11-13 16:49:40,853 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:49:40,854 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:49:40,854 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:49:40,854 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:49:40,861 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:40" (1/1) ... [2024-11-13 16:49:40,861 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:40" (1/1) ... [2024-11-13 16:49:40,868 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:40" (1/1) ... [2024-11-13 16:49:40,868 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:40" (1/1) ... [2024-11-13 16:49:40,873 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:40" (1/1) ... [2024-11-13 16:49:40,876 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:40" (1/1) ... [2024-11-13 16:49:40,877 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:40" (1/1) ... [2024-11-13 16:49:40,878 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:40" (1/1) ... [2024-11-13 16:49:40,880 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:49:40,881 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:49:40,881 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:49:40,881 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:49:40,882 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:40" (1/1) ... [2024-11-13 16:49:40,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:49:40,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:49:40,921 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:49:40,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:49:40,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:49:40,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:49:40,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:49:40,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:49:41,033 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:49:41,035 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:49:41,215 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-13 16:49:41,215 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:49:41,281 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:49:41,281 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:49:41,282 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:49:41 BoogieIcfgContainer [2024-11-13 16:49:41,282 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:49:41,283 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:49:41,283 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:49:41,293 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:49:41,294 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:49:41" (1/1) ... [2024-11-13 16:49:41,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:49:41,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:41,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-11-13 16:49:41,365 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-11-13 16:49:41,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 16:49:41,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:41,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:41,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:41,473 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:49:41,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:41,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:41,562 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:49:41,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:41,597 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 16:49:41,623 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:49:41 ImpRootNode [2024-11-13 16:49:41,623 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:49:41,624 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:49:41,624 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:49:41,624 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:49:41,625 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:49:41" (3/4) ... [2024-11-13 16:49:41,629 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:49:41,630 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:49:41,633 INFO L158 Benchmark]: Toolchain (without parser) took 1146.45ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 51.3MB in the end (delta: 41.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 16:49:41,633 INFO L158 Benchmark]: CDTParser took 1.05ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:49:41,633 INFO L158 Benchmark]: CACSL2BoogieTranslator took 329.68ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 81.2MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:49:41,634 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.60ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 79.7MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:49:41,634 INFO L158 Benchmark]: Boogie Preprocessor took 26.76ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 78.8MB in the end (delta: 990.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:49:41,635 INFO L158 Benchmark]: RCFGBuilder took 400.88ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 62.8MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:49:41,635 INFO L158 Benchmark]: CodeCheck took 340.57ms. Allocated memory is still 117.4MB. Free memory was 62.8MB in the beginning and 51.5MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:49:41,638 INFO L158 Benchmark]: Witness Printer took 6.37ms. Allocated memory is still 117.4MB. Free memory was 51.5MB in the beginning and 51.3MB in the end (delta: 181.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:49:41,641 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 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: 102]: 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 91, overapproximation of someBinaryDOUBLEComparisonOperation at line 101, overapproximation of someBinaryArithmeticFLOAToperation at line 80. Possible FailurePath: [L108] COND FALSE !(__VERIFIER_nondet_int()) [L111] CALL main2() [L90] float IN = __VERIFIER_nondet_float(); [L91] CALL assume_abort_if_not(IN > -0.6f && IN < 0.6f) [L75] COND FALSE !(!cond) [L91] RET assume_abort_if_not(IN > -0.6f && IN < 0.6f) [L93] CALL, EXPR f(IN) [L80] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L93] RET, EXPR f(IN) [L93] CALL, EXPR fp(IN) [L85] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L93] RET, EXPR fp(IN) [L93] float x = IN - f(IN)/fp(IN); [L101] COND TRUE !(x < 0.1) [L102] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.05ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 329.68ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 81.2MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.60ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 79.7MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.76ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 78.8MB in the end (delta: 990.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 400.88ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 62.8MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 340.57ms. Allocated memory is still 117.4MB. Free memory was 62.8MB in the beginning and 51.5MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.37ms. Allocated memory is still 117.4MB. Free memory was 51.5MB in the beginning and 51.3MB in the end (delta: 181.5kB). 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 16:49:41,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/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_6482f0fe-d449-4590-ba36-98401df22831/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_1+newton_1_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/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_6482f0fe-d449-4590-ba36-98401df22831/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 10b9103f92ac8753860b3b630670be102e95d8a13496ab2027773256e0097c4f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:49:44,362 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:49:44,490 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 16:49:44,538 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:49:44,540 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:49:44,540 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:49:44,540 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:49:44,541 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:49:44,541 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:49:44,541 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:49:44,542 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:49:44,542 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:49:44,542 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:49:44,543 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:49:44,543 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:49:44,543 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:49:44,543 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:49:44,543 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:49:44,543 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:49:44,543 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:49:44,543 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:49:44,543 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:49:44,543 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:49:44,543 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:49:44,543 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:49:44,544 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:49:44,544 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:49:44,544 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:49:44,544 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:49:44,544 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:49:44,544 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:49:44,544 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:49:44,544 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:49:44,544 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:49:44,546 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:49:44,546 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:49:44,546 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_6482f0fe-d449-4590-ba36-98401df22831/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 -> 10b9103f92ac8753860b3b630670be102e95d8a13496ab2027773256e0097c4f [2024-11-13 16:49:44,887 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:49:44,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:49:44,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:49:44,900 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:49:44,900 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:49:44,902 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/gcd_1+newton_1_3.i Unable to find full path for "g++" [2024-11-13 16:49:46,726 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:49:46,953 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:49:46,954 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/sv-benchmarks/c/combinations/gcd_1+newton_1_3.i [2024-11-13 16:49:46,963 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/bin/ukojak-verify-EEHR8qb7sm/data/79ada521e/009ad09a05174f5b856c94269de3e2e0/FLAG81be2f928 [2024-11-13 16:49:46,978 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/bin/ukojak-verify-EEHR8qb7sm/data/79ada521e/009ad09a05174f5b856c94269de3e2e0 [2024-11-13 16:49:46,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:49:46,983 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:49:46,984 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:49:46,985 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:49:46,989 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:49:46,990 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:49:46" (1/1) ... [2024-11-13 16:49:46,991 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39c422be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:46, skipping insertion in model container [2024-11-13 16:49:46,992 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:49:46" (1/1) ... [2024-11-13 16:49:47,009 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:49:47,195 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_6482f0fe-d449-4590-ba36-98401df22831/sv-benchmarks/c/combinations/gcd_1+newton_1_3.i[1226,1239] [2024-11-13 16:49:47,228 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_6482f0fe-d449-4590-ba36-98401df22831/sv-benchmarks/c/combinations/gcd_1+newton_1_3.i[2786,2799] [2024-11-13 16:49:47,230 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:49:47,247 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:49:47,269 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_6482f0fe-d449-4590-ba36-98401df22831/sv-benchmarks/c/combinations/gcd_1+newton_1_3.i[1226,1239] [2024-11-13 16:49:47,281 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_6482f0fe-d449-4590-ba36-98401df22831/sv-benchmarks/c/combinations/gcd_1+newton_1_3.i[2786,2799] [2024-11-13 16:49:47,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:49:47,299 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:49:47,300 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:47 WrapperNode [2024-11-13 16:49:47,300 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:49:47,301 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:49:47,301 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:49:47,301 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:49:47,308 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:47" (1/1) ... [2024-11-13 16:49:47,318 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:47" (1/1) ... [2024-11-13 16:49:47,351 INFO L138 Inliner]: procedures = 28, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 81 [2024-11-13 16:49:47,351 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:49:47,352 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:49:47,352 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:49:47,352 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:49:47,360 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:47" (1/1) ... [2024-11-13 16:49:47,361 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:47" (1/1) ... [2024-11-13 16:49:47,365 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:47" (1/1) ... [2024-11-13 16:49:47,366 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:47" (1/1) ... [2024-11-13 16:49:47,385 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:47" (1/1) ... [2024-11-13 16:49:47,389 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:47" (1/1) ... [2024-11-13 16:49:47,391 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:47" (1/1) ... [2024-11-13 16:49:47,392 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:47" (1/1) ... [2024-11-13 16:49:47,394 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:49:47,395 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:49:47,395 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:49:47,396 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:49:47,397 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:47" (1/1) ... [2024-11-13 16:49:47,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:49:47,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:49:47,437 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:49:47,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:49:47,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:49:47,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:49:47,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:49:47,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:49:47,580 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:49:47,582 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:50:08,113 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-13 16:50:08,113 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:50:08,194 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:50:08,195 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:50:08,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:50:08 BoogieIcfgContainer [2024-11-13 16:50:08,195 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:50:08,196 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:50:08,196 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:50:08,206 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:50:08,207 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:50:08" (1/1) ... [2024-11-13 16:50:08,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:50:08,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:08,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-11-13 16:50:08,274 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-11-13 16:50:08,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 16:50:08,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:08,277 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:50:08,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:50:08,280 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:50:08,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6482f0fe-d449-4590-ba36-98401df22831/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process