./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_3+newton_1_4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/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_7e91b119-de24-4050-99e9-270b8098e6cd/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_3+newton_1_4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/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_7e91b119-de24-4050-99e9-270b8098e6cd/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 51dae543cdeecc21d2596d81d8a0111e0d035dad0e8735c007db6660549676ee --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:44:43,236 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:44:43,327 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:44:43,334 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:44:43,335 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:44:43,371 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:44:43,374 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:44:43,374 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:44:43,375 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:44:43,375 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:44:43,376 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:44:43,376 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:44:43,377 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:44:43,377 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:44:43,377 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:44:43,378 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:44:43,378 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:44:43,378 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:44:43,378 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:44:43,378 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:44:43,378 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:44:43,379 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:44:43,379 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:44:43,379 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:44:43,379 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:44:43,379 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:44:43,379 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:44:43,380 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:44:43,380 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:44:43,380 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:44:43,381 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:44:43,381 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:44:43,381 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:44:43,381 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_7e91b119-de24-4050-99e9-270b8098e6cd/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 -> 51dae543cdeecc21d2596d81d8a0111e0d035dad0e8735c007db6660549676ee [2024-11-13 21:44:43,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:44:43,721 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:44:43,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:44:43,726 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:44:43,726 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:44:43,729 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/gcd_3+newton_1_4.i Unable to find full path for "g++" [2024-11-13 21:44:45,669 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:44:45,993 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:44:45,994 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/sv-benchmarks/c/combinations/gcd_3+newton_1_4.i [2024-11-13 21:44:46,008 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/bin/ukojak-verify-EEHR8qb7sm/data/806bacf24/42c4aef9e5d04754b84af75118965669/FLAG245ccdd08 [2024-11-13 21:44:46,252 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/bin/ukojak-verify-EEHR8qb7sm/data/806bacf24/42c4aef9e5d04754b84af75118965669 [2024-11-13 21:44:46,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:44:46,256 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:44:46,258 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:44:46,258 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:44:46,263 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:44:46,264 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,265 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fa49c01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46, skipping insertion in model container [2024-11-13 21:44:46,265 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,283 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:44:46,442 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_7e91b119-de24-4050-99e9-270b8098e6cd/sv-benchmarks/c/combinations/gcd_3+newton_1_4.i[1226,1239] [2024-11-13 21:44:46,478 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_7e91b119-de24-4050-99e9-270b8098e6cd/sv-benchmarks/c/combinations/gcd_3+newton_1_4.i[2820,2833] [2024-11-13 21:44:46,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:44:46,493 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:44:46,517 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_7e91b119-de24-4050-99e9-270b8098e6cd/sv-benchmarks/c/combinations/gcd_3+newton_1_4.i[1226,1239] [2024-11-13 21:44:46,544 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_7e91b119-de24-4050-99e9-270b8098e6cd/sv-benchmarks/c/combinations/gcd_3+newton_1_4.i[2820,2833] [2024-11-13 21:44:46,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:44:46,571 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:44:46,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46 WrapperNode [2024-11-13 21:44:46,572 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:44:46,573 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:44:46,573 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:44:46,574 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:44:46,582 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,591 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,616 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 86 [2024-11-13 21:44:46,617 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:44:46,618 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:44:46,618 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:44:46,618 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:44:46,630 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,633 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,633 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,640 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,644 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,645 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,646 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,649 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:44:46,650 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:44:46,650 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:44:46,650 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:44:46,651 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:44:46,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:44:46,708 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:44:46,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:44:46,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:44:46,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:44:46,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:44:46,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:44:46,858 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:44:46,861 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:44:47,098 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-13 21:44:47,098 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:44:47,185 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:44:47,185 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:44:47,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:44:47 BoogieIcfgContainer [2024-11-13 21:44:47,186 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:44:47,187 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:44:47,187 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:44:47,205 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:44:47,205 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:44:47" (1/1) ... [2024-11-13 21:44:47,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:44:47,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:47,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-11-13 21:44:47,284 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-11-13 21:44:47,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:44:47,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:47,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:47,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:44:47,386 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:44:47,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:44:47,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:44:47,438 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:44:47,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:44:47,467 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:44:47,486 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:44:47 ImpRootNode [2024-11-13 21:44:47,486 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:44:47,487 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:44:47,487 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:44:47,487 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:44:47,488 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:44:47" (3/4) ... [2024-11-13 21:44:47,491 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:44:47,492 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:44:47,493 INFO L158 Benchmark]: Toolchain (without parser) took 1236.76ms. Allocated memory is still 109.1MB. Free memory was 83.9MB in the beginning and 42.5MB in the end (delta: 41.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 21:44:47,494 INFO L158 Benchmark]: CDTParser took 0.55ms. Allocated memory is still 83.9MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:44:47,494 INFO L158 Benchmark]: CACSL2BoogieTranslator took 314.54ms. Allocated memory is still 109.1MB. Free memory was 83.9MB in the beginning and 71.8MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:44:47,495 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.09ms. Allocated memory is still 109.1MB. Free memory was 71.8MB in the beginning and 70.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:44:47,495 INFO L158 Benchmark]: Boogie Preprocessor took 30.98ms. Allocated memory is still 109.1MB. Free memory was 70.5MB in the beginning and 69.5MB in the end (delta: 955.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:44:47,496 INFO L158 Benchmark]: RCFGBuilder took 536.85ms. Allocated memory is still 109.1MB. Free memory was 69.5MB in the beginning and 54.2MB in the end (delta: 15.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:44:47,496 INFO L158 Benchmark]: CodeCheck took 298.95ms. Allocated memory is still 109.1MB. Free memory was 54.2MB in the beginning and 43.0MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:44:47,497 INFO L158 Benchmark]: Witness Printer took 5.34ms. Allocated memory is still 109.1MB. Free memory was 43.0MB in the beginning and 42.5MB in the end (delta: 436.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:44:47,500 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: 0.2s, 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 > -0.8f && IN < 0.8f) [L75] COND FALSE !(!cond) [L91] RET assume_abort_if_not(IN > -0.8f && IN < 0.8f) [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 0.55ms. Allocated memory is still 83.9MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 314.54ms. Allocated memory is still 109.1MB. Free memory was 83.9MB in the beginning and 71.8MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.09ms. Allocated memory is still 109.1MB. Free memory was 71.8MB in the beginning and 70.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.98ms. Allocated memory is still 109.1MB. Free memory was 70.5MB in the beginning and 69.5MB in the end (delta: 955.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 536.85ms. Allocated memory is still 109.1MB. Free memory was 69.5MB in the beginning and 54.2MB in the end (delta: 15.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 298.95ms. Allocated memory is still 109.1MB. Free memory was 54.2MB in the beginning and 43.0MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.34ms. Allocated memory is still 109.1MB. Free memory was 43.0MB in the beginning and 42.5MB in the end (delta: 436.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:44:47,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/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_7e91b119-de24-4050-99e9-270b8098e6cd/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_3+newton_1_4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/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_7e91b119-de24-4050-99e9-270b8098e6cd/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 51dae543cdeecc21d2596d81d8a0111e0d035dad0e8735c007db6660549676ee --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:44:50,803 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:44:50,927 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:44:50,978 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:44:50,980 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:44:50,981 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:44:50,981 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:44:50,982 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:44:50,982 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:44:50,983 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:44:50,983 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:44:50,983 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:44:50,984 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:44:50,984 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:44:50,984 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:44:50,984 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:44:50,984 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:44:50,984 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:44:50,985 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:44:50,985 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:44:50,985 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:44:50,985 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:44:50,985 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:44:50,986 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:44:50,986 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:44:50,986 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:44:50,986 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:50,986 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:44:50,986 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:44:50,987 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:44:50,987 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:44:50,987 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:44:50,987 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:44:50,987 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:44:50,987 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:50,988 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:44:50,988 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_7e91b119-de24-4050-99e9-270b8098e6cd/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 -> 51dae543cdeecc21d2596d81d8a0111e0d035dad0e8735c007db6660549676ee [2024-11-13 21:44:51,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:44:51,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:44:51,306 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:44:51,307 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:44:51,307 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:44:51,308 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/gcd_3+newton_1_4.i Unable to find full path for "g++" [2024-11-13 21:44:53,409 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:44:53,775 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:44:53,781 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/sv-benchmarks/c/combinations/gcd_3+newton_1_4.i [2024-11-13 21:44:53,812 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/bin/ukojak-verify-EEHR8qb7sm/data/80a5734f1/cfed0c71777343f09f4041d17fa05a10/FLAG3dee1ff0d [2024-11-13 21:44:53,839 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/bin/ukojak-verify-EEHR8qb7sm/data/80a5734f1/cfed0c71777343f09f4041d17fa05a10 [2024-11-13 21:44:53,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:44:53,846 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:44:53,848 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:44:53,850 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:44:53,855 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:44:53,856 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:44:53" (1/1) ... [2024-11-13 21:44:53,859 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4528768b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:53, skipping insertion in model container [2024-11-13 21:44:53,860 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:44:53" (1/1) ... [2024-11-13 21:44:53,884 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:44:54,113 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_7e91b119-de24-4050-99e9-270b8098e6cd/sv-benchmarks/c/combinations/gcd_3+newton_1_4.i[1226,1239] [2024-11-13 21:44:54,171 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_7e91b119-de24-4050-99e9-270b8098e6cd/sv-benchmarks/c/combinations/gcd_3+newton_1_4.i[2820,2833] [2024-11-13 21:44:54,177 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:44:54,199 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:44:54,220 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_7e91b119-de24-4050-99e9-270b8098e6cd/sv-benchmarks/c/combinations/gcd_3+newton_1_4.i[1226,1239] [2024-11-13 21:44:54,251 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_7e91b119-de24-4050-99e9-270b8098e6cd/sv-benchmarks/c/combinations/gcd_3+newton_1_4.i[2820,2833] [2024-11-13 21:44:54,252 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:44:54,275 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:44:54,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:54 WrapperNode [2024-11-13 21:44:54,276 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:44:54,277 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:44:54,277 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:44:54,277 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:44:54,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:54" (1/1) ... [2024-11-13 21:44:54,299 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:54" (1/1) ... [2024-11-13 21:44:54,335 INFO L138 Inliner]: procedures = 28, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 81 [2024-11-13 21:44:54,335 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:44:54,336 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:44:54,336 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:44:54,336 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:44:54,346 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:54" (1/1) ... [2024-11-13 21:44:54,346 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:54" (1/1) ... [2024-11-13 21:44:54,351 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:54" (1/1) ... [2024-11-13 21:44:54,352 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:54" (1/1) ... [2024-11-13 21:44:54,366 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:54" (1/1) ... [2024-11-13 21:44:54,373 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:54" (1/1) ... [2024-11-13 21:44:54,379 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:54" (1/1) ... [2024-11-13 21:44:54,381 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:54" (1/1) ... [2024-11-13 21:44:54,388 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:44:54,389 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:44:54,389 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:44:54,389 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:44:54,393 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:54" (1/1) ... [2024-11-13 21:44:54,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:44:54,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:44:54,442 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:44:54,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:44:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:44:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:44:54,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:44:54,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:44:54,580 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:44:54,582 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:45:17,438 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-13 21:45:17,439 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:45:17,568 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:45:17,570 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:45:17,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:45:17 BoogieIcfgContainer [2024-11-13 21:45:17,571 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:45:17,572 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:45:17,572 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:45:17,585 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:45:17,586 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:45:17" (1/1) ... [2024-11-13 21:45:17,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:45:17,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:17,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-11-13 21:45:17,662 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-11-13 21:45:17,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:45:17,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:17,665 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:17,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:17,671 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:17,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e91b119-de24-4050-99e9-270b8098e6cd/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:51:09,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:51:09,263 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.