./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_7_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_bacecdb7-589c-4af6-b70f-30e844dd7153/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/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_bacecdb7-589c-4af6-b70f-30e844dd7153/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_7_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/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_bacecdb7-589c-4af6-b70f-30e844dd7153/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 d7a786ae073e026dbbd21689328725a476f652df15b702977675df9b5c10f237 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:51:46,217 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:51:46,302 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:51:46,309 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:51:46,310 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:51:46,348 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:51:46,349 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:51:46,349 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:51:46,350 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:51:46,350 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:51:46,351 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:51:46,352 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:51:46,352 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:51:46,352 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:51:46,352 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:51:46,352 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:51:46,352 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:51:46,352 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:51:46,352 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:51:46,353 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:51:46,353 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:51:46,353 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:51:46,353 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:51:46,353 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:51:46,354 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:51:46,354 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:51:46,354 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:51:46,354 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:51:46,354 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:51:46,355 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:51:46,355 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:51:46,355 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:51:46,355 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:51:46,355 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_bacecdb7-589c-4af6-b70f-30e844dd7153/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 -> d7a786ae073e026dbbd21689328725a476f652df15b702977675df9b5c10f237 [2024-11-13 22:51:46,686 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:51:46,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:51:46,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:51:46,705 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:51:46,705 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:51:46,706 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/tanh_7_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 22:51:48,679 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:51:49,155 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:51:49,159 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/sv-benchmarks/c/neural-networks/tanh_7_safe.c-amalgamation.i [2024-11-13 22:51:49,187 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/bin/ukojak-verify-EEHR8qb7sm/data/796cfd18b/63194a11d7554af7a487875c4d531732/FLAGb9728553f [2024-11-13 22:51:49,262 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/bin/ukojak-verify-EEHR8qb7sm/data/796cfd18b/63194a11d7554af7a487875c4d531732 [2024-11-13 22:51:49,264 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:51:49,266 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:51:49,268 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:51:49,268 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:51:49,276 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:51:49,277 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:51:49" (1/1) ... [2024-11-13 22:51:49,278 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@485dbf1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:49, skipping insertion in model container [2024-11-13 22:51:49,278 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:51:49" (1/1) ... [2024-11-13 22:51:49,330 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:51:50,215 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_bacecdb7-589c-4af6-b70f-30e844dd7153/sv-benchmarks/c/neural-networks/tanh_7_safe.c-amalgamation.i[63008,63021] [2024-11-13 22:51:50,218 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:51:50,227 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:51:50,269 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/sv-benchmarks/c/neural-networks/tanh_7_safe.c-amalgamation.i[63008,63021] [2024-11-13 22:51:50,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:51:50,399 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:51:50,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:50 WrapperNode [2024-11-13 22:51:50,400 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:51:50,400 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:51:50,400 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:51:50,401 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:51:50,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:50" (1/1) ... [2024-11-13 22:51:50,420 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:50" (1/1) ... [2024-11-13 22:51:50,440 INFO L138 Inliner]: procedures = 557, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 28 [2024-11-13 22:51:50,440 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:51:50,441 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:51:50,441 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:51:50,441 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:51:50,447 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:50" (1/1) ... [2024-11-13 22:51:50,448 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:50" (1/1) ... [2024-11-13 22:51:50,450 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:50" (1/1) ... [2024-11-13 22:51:50,450 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:50" (1/1) ... [2024-11-13 22:51:50,453 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:50" (1/1) ... [2024-11-13 22:51:50,455 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:50" (1/1) ... [2024-11-13 22:51:50,456 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:50" (1/1) ... [2024-11-13 22:51:50,456 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:50" (1/1) ... [2024-11-13 22:51:50,458 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:51:50,459 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:51:50,459 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:51:50,459 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:51:50,460 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:50" (1/1) ... [2024-11-13 22:51:50,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:51:50,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:51:50,494 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:51:50,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:51:50,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:51:50,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:51:50,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:51:50,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:51:50,637 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:51:50,639 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:51:50,712 INFO L? ?]: Removed 3 outVars from TransFormulas that were not future-live. [2024-11-13 22:51:50,712 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:51:50,749 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:51:50,749 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:51:50,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:50 BoogieIcfgContainer [2024-11-13 22:51:50,750 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:51:50,751 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:51:50,751 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:51:50,761 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:51:50,762 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:50" (1/1) ... [2024-11-13 22:51:50,770 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:51:50,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:51:50,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 22:51:50,843 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 22:51:50,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 22:51:50,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:51:50,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:51:50,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:51:50,917 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:51:50,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:51:50,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:51:50,963 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:51:50,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:51:50,975 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:51:50,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:51:50 ImpRootNode [2024-11-13 22:51:50,991 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:51:50,991 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:51:50,991 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:51:50,992 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:51:50,992 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:50" (3/4) ... [2024-11-13 22:51:50,995 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:51:50,996 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:51:50,997 INFO L158 Benchmark]: Toolchain (without parser) took 1731.09ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 106.9MB in the end (delta: 9.7MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-11-13 22:51:50,998 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:51:50,998 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1131.91ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 62.7MB in the end (delta: 53.9MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 22:51:50,999 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.21ms. Allocated memory is still 142.6MB. Free memory was 62.7MB in the beginning and 60.3MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:51:50,999 INFO L158 Benchmark]: Boogie Preprocessor took 16.85ms. Allocated memory is still 142.6MB. Free memory was 60.3MB in the beginning and 59.6MB in the end (delta: 699.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:51:50,999 INFO L158 Benchmark]: RCFGBuilder took 291.58ms. Allocated memory is still 142.6MB. Free memory was 59.6MB in the beginning and 48.5MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:51:51,000 INFO L158 Benchmark]: CodeCheck took 239.96ms. Allocated memory is still 142.6MB. Free memory was 48.5MB in the beginning and 107.7MB in the end (delta: -59.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:51:51,000 INFO L158 Benchmark]: Witness Printer took 4.63ms. Allocated memory is still 142.6MB. Free memory was 107.7MB in the beginning and 106.9MB in the end (delta: 765.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:51:51,007 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: 0.2s, 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, 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: 851]: 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 848, overapproximation of someBinaryFLOATComparisonOperation at line 851, overapproximation of someUnaryFLOAToperation at line 850. Possible FailurePath: [L847] float x = __VERIFIER_nondet_float(); [L848] COND FALSE !(!(__builtin_isgreaterequal(x, 0.0f))) [L849] float y = tanhf(x); [L850] float z = -tanhf(-x); [L851] COND TRUE !(y == z) [L851] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1131.91ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 62.7MB in the end (delta: 53.9MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.21ms. Allocated memory is still 142.6MB. Free memory was 62.7MB in the beginning and 60.3MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.85ms. Allocated memory is still 142.6MB. Free memory was 60.3MB in the beginning and 59.6MB in the end (delta: 699.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 291.58ms. Allocated memory is still 142.6MB. Free memory was 59.6MB in the beginning and 48.5MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 239.96ms. Allocated memory is still 142.6MB. Free memory was 48.5MB in the beginning and 107.7MB in the end (delta: -59.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.63ms. Allocated memory is still 142.6MB. Free memory was 107.7MB in the beginning and 106.9MB in the end (delta: 765.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:51:51,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/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_bacecdb7-589c-4af6-b70f-30e844dd7153/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/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_bacecdb7-589c-4af6-b70f-30e844dd7153/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_7_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/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_bacecdb7-589c-4af6-b70f-30e844dd7153/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 d7a786ae073e026dbbd21689328725a476f652df15b702977675df9b5c10f237 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:51:53,643 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:51:53,785 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:51:53,837 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:51:53,838 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:51:53,838 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:51:53,839 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:51:53,839 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:51:53,839 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:51:53,839 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:51:53,839 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:51:53,839 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:51:53,839 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:51:53,840 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:51:53,840 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:51:53,840 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:51:53,841 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:51:53,841 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:51:53,842 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:51:53,842 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:51:53,842 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:51:53,842 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:51:53,842 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:51:53,842 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:51:53,843 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:51:53,843 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:51:53,843 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:51:53,843 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:51:53,843 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:51:53,843 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:51:53,843 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:51:53,843 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:51:53,843 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:51:53,843 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:51:53,843 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:51:53,844 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:51:53,844 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_bacecdb7-589c-4af6-b70f-30e844dd7153/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 -> d7a786ae073e026dbbd21689328725a476f652df15b702977675df9b5c10f237 [2024-11-13 22:51:54,162 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:51:54,173 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:51:54,177 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:51:54,178 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:51:54,179 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:51:54,180 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/tanh_7_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 22:51:56,149 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:51:56,528 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:51:56,529 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/sv-benchmarks/c/neural-networks/tanh_7_safe.c-amalgamation.i [2024-11-13 22:51:56,554 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/bin/ukojak-verify-EEHR8qb7sm/data/0ef87eea8/ff629edc356948a3ae86657992d144a1/FLAG0e9f60526 [2024-11-13 22:51:56,579 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/bin/ukojak-verify-EEHR8qb7sm/data/0ef87eea8/ff629edc356948a3ae86657992d144a1 [2024-11-13 22:51:56,582 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:51:56,583 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:51:56,586 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:51:56,587 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:51:56,591 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:51:56,592 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:51:56" (1/1) ... [2024-11-13 22:51:56,593 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@232a109f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:56, skipping insertion in model container [2024-11-13 22:51:56,594 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:51:56" (1/1) ... [2024-11-13 22:51:56,649 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:51:57,578 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_bacecdb7-589c-4af6-b70f-30e844dd7153/sv-benchmarks/c/neural-networks/tanh_7_safe.c-amalgamation.i[63008,63021] [2024-11-13 22:51:57,581 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:51:57,594 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:51:57,645 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_bacecdb7-589c-4af6-b70f-30e844dd7153/sv-benchmarks/c/neural-networks/tanh_7_safe.c-amalgamation.i[63008,63021] [2024-11-13 22:51:57,646 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:51:57,821 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:51:57,821 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:57 WrapperNode [2024-11-13 22:51:57,822 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:51:57,822 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:51:57,823 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:51:57,823 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:51:57,829 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:57" (1/1) ... [2024-11-13 22:51:57,850 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:57" (1/1) ... [2024-11-13 22:51:57,868 INFO L138 Inliner]: procedures = 558, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 29 [2024-11-13 22:51:57,869 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:51:57,869 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:51:57,869 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:51:57,869 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:51:57,875 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:57" (1/1) ... [2024-11-13 22:51:57,876 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:57" (1/1) ... [2024-11-13 22:51:57,878 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:57" (1/1) ... [2024-11-13 22:51:57,878 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:57" (1/1) ... [2024-11-13 22:51:57,883 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:57" (1/1) ... [2024-11-13 22:51:57,885 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:57" (1/1) ... [2024-11-13 22:51:57,886 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:57" (1/1) ... [2024-11-13 22:51:57,889 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:57" (1/1) ... [2024-11-13 22:51:57,891 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:51:57,892 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:51:57,892 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:51:57,892 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:51:57,893 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:57" (1/1) ... [2024-11-13 22:51:57,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:51:57,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:51:57,939 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:51:57,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:51:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:51:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:51:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:51:57,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:51:58,058 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:51:58,060 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:51:58,141 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 22:51:58,141 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:51:58,218 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:51:58,218 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:51:58,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:58 BoogieIcfgContainer [2024-11-13 22:51:58,219 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:51:58,220 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:51:58,220 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:51:58,230 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:51:58,230 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:58" (1/1) ... [2024-11-13 22:51:58,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:51:58,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:51:58,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 22:51:58,298 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 22:51:58,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 22:51:58,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:51:58,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:51:58,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:51:58,306 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:51:58,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bacecdb7-589c-4af6-b70f-30e844dd7153/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:51:58,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:51:58,440 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:51:58,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat