./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/exp_3_safe.c-amalgamation.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_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/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_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/exp_3_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/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_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/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 1dd37f77a4dffee86b91224c7c955520c92cbe7ede1508833f89e1827406961d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:17:23,598 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:17:23,674 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:17:23,680 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:17:23,683 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:17:23,723 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:17:23,724 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:17:23,724 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:17:23,725 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:17:23,725 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:17:23,726 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:17:23,727 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:17:23,727 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:17:23,727 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:17:23,727 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:17:23,727 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:17:23,727 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:17:23,728 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:17:23,728 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:17:23,728 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:17:23,728 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:17:23,729 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:17:23,729 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:17:23,729 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:17:23,729 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:17:23,729 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:17:23,729 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:17:23,729 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:23,730 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:17:23,730 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:17:23,730 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:17:23,730 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:17:23,731 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:17:23,731 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_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/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 -> 1dd37f77a4dffee86b91224c7c955520c92cbe7ede1508833f89e1827406961d [2024-11-13 20:17:24,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:17:24,097 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:17:24,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:17:24,103 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:17:24,103 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:17:24,104 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/exp_3_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 20:17:26,165 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:17:26,585 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:17:26,588 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/sv-benchmarks/c/neural-networks/exp_3_safe.c-amalgamation.i [2024-11-13 20:17:26,617 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/bin/ukojak-verify-EEHR8qb7sm/data/b24c7ed9d/96e13e1de2a84f7d85189d0080831ac6/FLAGa27752041 [2024-11-13 20:17:26,635 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/bin/ukojak-verify-EEHR8qb7sm/data/b24c7ed9d/96e13e1de2a84f7d85189d0080831ac6 [2024-11-13 20:17:26,637 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:17:26,639 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:17:26,640 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:26,641 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:17:26,645 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:17:26,646 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,647 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d19bc0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26, skipping insertion in model container [2024-11-13 20:17:26,647 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,700 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:17:27,425 WARN L1684 CHandler]: Possible shadowing of function y1 [2024-11-13 20:17:27,425 WARN L1684 CHandler]: Possible shadowing of function y1 [2024-11-13 20:17:27,429 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_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/sv-benchmarks/c/neural-networks/exp_3_safe.c-amalgamation.i[63145,63158] [2024-11-13 20:17:27,432 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:27,440 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:17:27,491 WARN L1684 CHandler]: Possible shadowing of function y1 [2024-11-13 20:17:27,492 WARN L1684 CHandler]: Possible shadowing of function y1 [2024-11-13 20:17:27,492 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_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/sv-benchmarks/c/neural-networks/exp_3_safe.c-amalgamation.i[63145,63158] [2024-11-13 20:17:27,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:27,646 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:17:27,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27 WrapperNode [2024-11-13 20:17:27,646 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:27,647 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:27,647 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:17:27,647 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:17:27,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,665 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,686 INFO L138 Inliner]: procedures = 557, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 30 [2024-11-13 20:17:27,687 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:27,687 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:17:27,687 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:17:27,687 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:17:27,693 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,696 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,696 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,699 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,705 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,706 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,708 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,709 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:17:27,714 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:17:27,714 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:17:27,714 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:17:27,715 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:27,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:17:27,746 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:17:27,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:17:27,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:17:27,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:17:27,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:17:27,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:17:27,911 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:17:27,913 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:17:27,999 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-11-13 20:17:28,000 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:17:28,063 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:17:28,063 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:17:28,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:28 BoogieIcfgContainer [2024-11-13 20:17:28,064 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:17:28,067 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:17:28,067 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:17:28,079 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:17:28,079 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:28" (1/1) ... [2024-11-13 20:17:28,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:17:28,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:28,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 20:17:28,161 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 20:17:28,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 20:17:28,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:28,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:28,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:28,272 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:17:28,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:28,352 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:17:28,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:28,380 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:17:28,401 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:17:28 ImpRootNode [2024-11-13 20:17:28,402 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:17:28,404 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:17:28,404 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:17:28,405 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:17:28,405 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:28" (3/4) ... [2024-11-13 20:17:28,409 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:17:28,411 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:17:28,413 INFO L158 Benchmark]: Toolchain (without parser) took 1773.03ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 62.6MB in the end (delta: 27.1MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2024-11-13 20:17:28,416 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:28,417 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1006.16ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 86.8MB in the end (delta: 2.9MB). Peak memory consumption was 64.4MB. Max. memory is 16.1GB. [2024-11-13 20:17:28,417 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.77ms. Allocated memory is still 117.4MB. Free memory was 86.8MB in the beginning and 84.5MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:28,417 INFO L158 Benchmark]: Boogie Preprocessor took 22.37ms. Allocated memory is still 117.4MB. Free memory was 84.5MB in the beginning and 83.9MB in the end (delta: 588.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:28,418 INFO L158 Benchmark]: RCFGBuilder took 352.69ms. Allocated memory is still 117.4MB. Free memory was 83.9MB in the beginning and 73.4MB in the end (delta: 10.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:17:28,419 INFO L158 Benchmark]: CodeCheck took 335.31ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 62.6MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:17:28,419 INFO L158 Benchmark]: Witness Printer took 6.99ms. Allocated memory is still 117.4MB. Free memory is still 62.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:28,423 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, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 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: 853]: 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 853, overapproximation of someBinaryFLOATComparisonOperation at line 848, overapproximation of someBinaryArithmeticFLOAToperation at line 849. Possible FailurePath: [L847] float x1 = __VERIFIER_nondet_float(); [L848] COND FALSE !(!(__builtin_isgreaterequal(x1, -88.0f) && __builtin_islessequal(x1, 88.0f))) [L849] float x2 = x1 + 1e-2f; [L850] float y1 = expf(x1); [L851] float y2 = expf(x2); [L852] float derivative = (y2 - y1) / 1e-2f; [L853] COND TRUE !(__builtin_isgreaterequal(derivative, y1)) [L853] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1006.16ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 86.8MB in the end (delta: 2.9MB). Peak memory consumption was 64.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.77ms. Allocated memory is still 117.4MB. Free memory was 86.8MB in the beginning and 84.5MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.37ms. Allocated memory is still 117.4MB. Free memory was 84.5MB in the beginning and 83.9MB in the end (delta: 588.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 352.69ms. Allocated memory is still 117.4MB. Free memory was 83.9MB in the beginning and 73.4MB in the end (delta: 10.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 335.31ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 62.6MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.99ms. Allocated memory is still 117.4MB. Free memory is still 62.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:17:28,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/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_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/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_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/exp_3_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/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_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/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 1dd37f77a4dffee86b91224c7c955520c92cbe7ede1508833f89e1827406961d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:17:31,614 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:17:31,740 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:17:31,800 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:17:31,801 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:17:31,802 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:17:31,802 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:17:31,803 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:17:31,803 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:17:31,804 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:17:31,804 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:17:31,805 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:17:31,805 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:17:31,805 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:17:31,805 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:17:31,805 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:17:31,807 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:17:31,807 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:17:31,807 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:17:31,807 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:17:31,807 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:17:31,808 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:17:31,808 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:17:31,808 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:17:31,808 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:17:31,808 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:17:31,808 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:17:31,808 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:17:31,809 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:17:31,809 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:31,809 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:17:31,809 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:17:31,809 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:17:31,809 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:17:31,810 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:17:31,810 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:17:31,810 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_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/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 -> 1dd37f77a4dffee86b91224c7c955520c92cbe7ede1508833f89e1827406961d [2024-11-13 20:17:32,172 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:17:32,183 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:17:32,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:17:32,187 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:17:32,188 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:17:32,189 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/exp_3_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 20:17:34,222 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:17:34,681 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:17:34,686 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/sv-benchmarks/c/neural-networks/exp_3_safe.c-amalgamation.i [2024-11-13 20:17:34,713 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/bin/ukojak-verify-EEHR8qb7sm/data/b85faa539/9bbbe2e815ae4779abcb4f2cc6fdc989/FLAGdf317ee55 [2024-11-13 20:17:34,737 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/bin/ukojak-verify-EEHR8qb7sm/data/b85faa539/9bbbe2e815ae4779abcb4f2cc6fdc989 [2024-11-13 20:17:34,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:17:34,742 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:17:34,744 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:34,746 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:17:34,751 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:17:34,752 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,753 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7702b2e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34, skipping insertion in model container [2024-11-13 20:17:34,755 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,809 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:17:35,722 WARN L1684 CHandler]: Possible shadowing of function y1 [2024-11-13 20:17:35,723 WARN L1684 CHandler]: Possible shadowing of function y1 [2024-11-13 20:17:35,727 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_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/sv-benchmarks/c/neural-networks/exp_3_safe.c-amalgamation.i[63145,63158] [2024-11-13 20:17:35,730 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:35,744 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:17:35,812 WARN L1684 CHandler]: Possible shadowing of function y1 [2024-11-13 20:17:35,812 WARN L1684 CHandler]: Possible shadowing of function y1 [2024-11-13 20:17:35,813 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_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/sv-benchmarks/c/neural-networks/exp_3_safe.c-amalgamation.i[63145,63158] [2024-11-13 20:17:35,813 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:36,052 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:17:36,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:36 WrapperNode [2024-11-13 20:17:36,053 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:36,055 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:36,056 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:17:36,056 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:17:36,063 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:36" (1/1) ... [2024-11-13 20:17:36,096 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:36" (1/1) ... [2024-11-13 20:17:36,125 INFO L138 Inliner]: procedures = 558, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2024-11-13 20:17:36,125 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:36,127 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:17:36,127 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:17:36,127 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:17:36,134 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:36" (1/1) ... [2024-11-13 20:17:36,134 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:36" (1/1) ... [2024-11-13 20:17:36,137 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:36" (1/1) ... [2024-11-13 20:17:36,140 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:36" (1/1) ... [2024-11-13 20:17:36,147 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:36" (1/1) ... [2024-11-13 20:17:36,150 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:36" (1/1) ... [2024-11-13 20:17:36,154 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:36" (1/1) ... [2024-11-13 20:17:36,159 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:36" (1/1) ... [2024-11-13 20:17:36,161 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:17:36,162 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:17:36,165 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:17:36,165 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:17:36,166 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:36" (1/1) ... [2024-11-13 20:17:36,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:36,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:17:36,203 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:17:36,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:17:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:17:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:17:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:17:36,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:17:36,373 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:17:36,375 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:17:36,714 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 20:17:36,714 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:17:36,803 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:17:36,806 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:17:36,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:36 BoogieIcfgContainer [2024-11-13 20:17:36,807 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:17:36,808 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:17:36,808 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:17:36,820 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:17:36,821 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:36" (1/1) ... [2024-11-13 20:17:36,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:17:36,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:36,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 20:17:36,876 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 20:17:36,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 20:17:36,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:36,880 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:17:36,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:17:36,882 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:17:36,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68dfd0be-cbe7-4f8c-95d0-bc08595a6dc0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:17:37,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:37,361 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:17:37,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat