./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/log_4_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_a9f3b666-3521-438e-b058-3d0472d1668e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/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_a9f3b666-3521-438e-b058-3d0472d1668e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/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_a9f3b666-3521-438e-b058-3d0472d1668e/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 191893af89e745e65c72b504e763dfd908536e4c3bc0a58c22606428a6927de5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:13:44,568 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:13:44,672 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:13:44,678 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:13:44,678 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:13:44,708 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:13:44,709 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:13:44,709 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:13:44,710 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:13:44,710 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:13:44,710 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:13:44,710 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:13:44,710 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:13:44,710 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:13:44,711 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:13:44,711 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:13:44,711 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:13:44,711 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:13:44,711 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:13:44,711 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:13:44,711 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:13:44,711 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:13:44,712 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:13:44,712 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:13:44,712 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:13:44,712 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:13:44,712 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:13:44,712 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:13:44,713 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:13:44,713 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:13:44,713 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:13:44,713 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:13:44,713 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:13:44,713 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_a9f3b666-3521-438e-b058-3d0472d1668e/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 -> 191893af89e745e65c72b504e763dfd908536e4c3bc0a58c22606428a6927de5 [2024-11-13 23:13:45,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:13:45,150 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:13:45,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:13:45,155 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:13:45,156 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:13:45,157 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 23:13:47,527 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:13:48,000 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:13:48,001 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i [2024-11-13 23:13:48,023 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/bin/ukojak-verify-EEHR8qb7sm/data/eda6cbdaf/30e0448b864740e1848ae31c8a0a55fd/FLAG64369216f [2024-11-13 23:13:48,040 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/bin/ukojak-verify-EEHR8qb7sm/data/eda6cbdaf/30e0448b864740e1848ae31c8a0a55fd [2024-11-13 23:13:48,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:13:48,045 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:13:48,047 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:13:48,048 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:13:48,053 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:13:48,054 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:13:48" (1/1) ... [2024-11-13 23:13:48,055 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a7ef84d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:48, skipping insertion in model container [2024-11-13 23:13:48,055 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:13:48" (1/1) ... [2024-11-13 23:13:48,106 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:13:48,755 WARN L1684 CHandler]: Possible shadowing of function y1 [2024-11-13 23:13:48,761 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_a9f3b666-3521-438e-b058-3d0472d1668e/sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i[63189,63202] [2024-11-13 23:13:48,765 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:13:48,778 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:13:48,833 WARN L1684 CHandler]: Possible shadowing of function y1 [2024-11-13 23:13:48,834 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_a9f3b666-3521-438e-b058-3d0472d1668e/sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i[63189,63202] [2024-11-13 23:13:48,835 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:13:49,001 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:13:49,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:49 WrapperNode [2024-11-13 23:13:49,002 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:13:49,003 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:13:49,003 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:13:49,004 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:13:49,011 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:49" (1/1) ... [2024-11-13 23:13:49,027 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:49" (1/1) ... [2024-11-13 23:13:49,052 INFO L138 Inliner]: procedures = 557, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 40 [2024-11-13 23:13:49,053 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:13:49,053 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:13:49,053 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:13:49,054 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:13:49,060 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:49" (1/1) ... [2024-11-13 23:13:49,061 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:49" (1/1) ... [2024-11-13 23:13:49,063 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:49" (1/1) ... [2024-11-13 23:13:49,063 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:49" (1/1) ... [2024-11-13 23:13:49,067 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:49" (1/1) ... [2024-11-13 23:13:49,069 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:49" (1/1) ... [2024-11-13 23:13:49,070 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:49" (1/1) ... [2024-11-13 23:13:49,071 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:49" (1/1) ... [2024-11-13 23:13:49,072 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:13:49,073 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:13:49,073 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:13:49,073 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:13:49,074 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:49" (1/1) ... [2024-11-13 23:13:49,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:13:49,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:13:49,109 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:13:49,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:13:49,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:13:49,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:13:49,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:13:49,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:13:49,283 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:13:49,285 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:13:49,380 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-13 23:13:49,380 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:13:49,452 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:13:49,452 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:13:49,452 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:13:49 BoogieIcfgContainer [2024-11-13 23:13:49,453 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:13:49,453 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:13:49,454 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:13:49,476 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:13:49,481 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:13:49" (1/1) ... [2024-11-13 23:13:49,497 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:13:49,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:49,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 23:13:49,623 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 23:13:49,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 23:13:49,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:49,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:49,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:13:49,762 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:13:49,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:13:49,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:13:49,833 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:13:49,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:13:49,868 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:13:49,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:13:49 ImpRootNode [2024-11-13 23:13:49,896 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:13:49,899 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:13:49,900 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:13:49,900 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:13:49,901 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:13:49" (3/4) ... [2024-11-13 23:13:49,907 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:13:49,908 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:13:49,910 INFO L158 Benchmark]: Toolchain (without parser) took 1864.95ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 87.8MB in the end (delta: 29.1MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2024-11-13 23:13:49,910 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 142.6MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:13:49,911 INFO L158 Benchmark]: CACSL2BoogieTranslator took 955.55ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 113.8MB in the end (delta: 2.8MB). Peak memory consumption was 64.8MB. Max. memory is 16.1GB. [2024-11-13 23:13:49,911 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.56ms. Allocated memory is still 142.6MB. Free memory was 113.8MB in the beginning and 111.2MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:13:49,912 INFO L158 Benchmark]: Boogie Preprocessor took 19.16ms. Allocated memory is still 142.6MB. Free memory was 111.2MB in the beginning and 110.6MB in the end (delta: 597.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:13:49,912 INFO L158 Benchmark]: RCFGBuilder took 379.55ms. Allocated memory is still 142.6MB. Free memory was 110.6MB in the beginning and 99.0MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:13:49,917 INFO L158 Benchmark]: CodeCheck took 442.79ms. Allocated memory is still 142.6MB. Free memory was 99.0MB in the beginning and 88.4MB in the end (delta: 10.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:13:49,917 INFO L158 Benchmark]: Witness Printer took 8.88ms. Allocated memory is still 142.6MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:13:49,920 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: 855]: 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 849, overapproximation of someBinaryFLOATComparisonOperation at line 855, overapproximation of someBinaryArithmeticFLOAToperation at line 848. Possible FailurePath: [L847] float x1 = __VERIFIER_nondet_float(); [L848] float x2 = x1 + 1e-2f; [L849] EXPR __builtin_isgreaterequal(x1, 0.0f) && !__builtin_isinf_sign (x1) [L849] EXPR __builtin_isgreaterequal(x1, 0.0f) && !__builtin_isinf_sign (x1) [L849] COND FALSE !(!(__builtin_isgreaterequal(x1, 0.0f) && !__builtin_isinf_sign (x1))) [L850] float y1 = logf(x1); [L851] float y2 = logf(x2); [L852] float derivative = (y2 - y1) / 1e-2f; [L853] float d2 = 1.0f / x2; [L854] float diff = derivative - d2; [L855] COND TRUE !(__builtin_isgreaterequal(diff, -1e-3f)) [L855] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 142.6MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 955.55ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 113.8MB in the end (delta: 2.8MB). Peak memory consumption was 64.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.56ms. Allocated memory is still 142.6MB. Free memory was 113.8MB in the beginning and 111.2MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.16ms. Allocated memory is still 142.6MB. Free memory was 111.2MB in the beginning and 110.6MB in the end (delta: 597.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 379.55ms. Allocated memory is still 142.6MB. Free memory was 110.6MB in the beginning and 99.0MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 442.79ms. Allocated memory is still 142.6MB. Free memory was 99.0MB in the beginning and 88.4MB in the end (delta: 10.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 8.88ms. Allocated memory is still 142.6MB. Free memory is still 87.8MB. 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 23:13:49,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/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_a9f3b666-3521-438e-b058-3d0472d1668e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/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_a9f3b666-3521-438e-b058-3d0472d1668e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/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_a9f3b666-3521-438e-b058-3d0472d1668e/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 191893af89e745e65c72b504e763dfd908536e4c3bc0a58c22606428a6927de5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:13:52,883 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:13:53,039 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:13:53,069 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:13:53,070 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:13:53,071 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:13:53,071 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:13:53,071 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:13:53,072 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:13:53,072 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:13:53,072 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:13:53,072 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:13:53,072 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:13:53,072 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:13:53,073 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:13:53,073 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:13:53,073 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:13:53,073 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:13:53,073 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:13:53,073 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:13:53,073 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:13:53,074 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:13:53,074 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:13:53,074 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:13:53,074 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:13:53,074 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:13:53,074 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:13:53,075 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:13:53,075 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:13:53,075 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:13:53,075 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:13:53,075 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:13:53,076 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:13:53,076 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:13:53,076 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:13:53,076 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:13:53,076 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_a9f3b666-3521-438e-b058-3d0472d1668e/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 -> 191893af89e745e65c72b504e763dfd908536e4c3bc0a58c22606428a6927de5 [2024-11-13 23:13:53,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:13:53,428 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:13:53,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:13:53,432 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:13:53,432 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:13:53,434 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 23:13:55,689 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:13:56,114 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:13:56,114 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i [2024-11-13 23:13:56,137 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/bin/ukojak-verify-EEHR8qb7sm/data/fdeb3f79d/1c68e094f6a74c62b9d9b6806f7c481f/FLAG8498dd8c6 [2024-11-13 23:13:56,155 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/bin/ukojak-verify-EEHR8qb7sm/data/fdeb3f79d/1c68e094f6a74c62b9d9b6806f7c481f [2024-11-13 23:13:56,158 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:13:56,159 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:13:56,161 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:13:56,161 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:13:56,169 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:13:56,170 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:13:56" (1/1) ... [2024-11-13 23:13:56,171 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75a16ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:56, skipping insertion in model container [2024-11-13 23:13:56,171 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:13:56" (1/1) ... [2024-11-13 23:13:56,238 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:13:57,234 WARN L1684 CHandler]: Possible shadowing of function y1 [2024-11-13 23:13:57,241 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_a9f3b666-3521-438e-b058-3d0472d1668e/sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i[63189,63202] [2024-11-13 23:13:57,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:13:57,265 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:13:57,324 WARN L1684 CHandler]: Possible shadowing of function y1 [2024-11-13 23:13:57,325 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_a9f3b666-3521-438e-b058-3d0472d1668e/sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i[63189,63202] [2024-11-13 23:13:57,326 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:13:57,494 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:13:57,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:57 WrapperNode [2024-11-13 23:13:57,495 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:13:57,496 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:13:57,496 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:13:57,496 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:13:57,504 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:57" (1/1) ... [2024-11-13 23:13:57,543 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:57" (1/1) ... [2024-11-13 23:13:57,582 INFO L138 Inliner]: procedures = 558, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 35 [2024-11-13 23:13:57,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:13:57,585 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:13:57,585 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:13:57,586 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:13:57,593 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:57" (1/1) ... [2024-11-13 23:13:57,594 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:57" (1/1) ... [2024-11-13 23:13:57,598 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:57" (1/1) ... [2024-11-13 23:13:57,601 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:57" (1/1) ... [2024-11-13 23:13:57,610 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:57" (1/1) ... [2024-11-13 23:13:57,615 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:57" (1/1) ... [2024-11-13 23:13:57,616 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:57" (1/1) ... [2024-11-13 23:13:57,617 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:57" (1/1) ... [2024-11-13 23:13:57,624 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:13:57,628 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:13:57,628 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:13:57,629 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:13:57,630 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:57" (1/1) ... [2024-11-13 23:13:57,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:13:57,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:13:57,672 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:13:57,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:13:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:13:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:13:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:13:57,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:13:57,830 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:13:57,832 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:14:04,243 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 23:14:04,243 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:14:04,305 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:14:04,306 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:14:04,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:14:04 BoogieIcfgContainer [2024-11-13 23:14:04,306 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:14:04,307 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:14:04,307 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:14:04,318 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:14:04,318 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:14:04" (1/1) ... [2024-11-13 23:14:04,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:14:04,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:14:04,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 23:14:04,385 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 23:14:04,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 23:14:04,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:14:04,388 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:14:04,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:14:04,393 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:14:04,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9f3b666-3521-438e-b058-3d0472d1668e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:14:05,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:14:05,517 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:14:06,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat