./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_2+newton_1_7.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_1_7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk --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 b8d2b9f69b0c816e269dea56d57200f8896cad5b0d3fcdf300db44a3be91845d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:06:16,052 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:06:16,150 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:06:16,157 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:06:16,159 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:06:16,193 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:06:16,194 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:06:16,195 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:06:16,195 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:06:16,196 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:06:16,196 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:06:16,198 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:06:16,198 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:06:16,198 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:06:16,199 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:06:16,199 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:06:16,200 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:06:16,200 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:06:16,200 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:06:16,204 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:06:16,204 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:06:16,205 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:06:16,205 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:06:16,205 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:06:16,206 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:06:16,206 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:06:16,206 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:06:16,206 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:06:16,207 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:06:16,207 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:06:16,212 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:06:16,212 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:06:16,212 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:06:16,212 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8d2b9f69b0c816e269dea56d57200f8896cad5b0d3fcdf300db44a3be91845d [2024-11-08 23:06:16,513 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:06:16,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:06:16,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:06:16,550 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:06:16,550 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:06:16,552 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/gcd_2+newton_1_7.i Unable to find full path for "g++" [2024-11-08 23:06:18,648 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:06:18,824 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:06:18,825 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/sv-benchmarks/c/combinations/gcd_2+newton_1_7.i [2024-11-08 23:06:18,834 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/data/a5cfd987e/53c5634e3b444cea8b2abca6ba38e8af/FLAGdb037dfc0 [2024-11-08 23:06:18,848 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/data/a5cfd987e/53c5634e3b444cea8b2abca6ba38e8af [2024-11-08 23:06:18,851 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:06:18,852 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:06:18,854 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:06:18,854 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:06:18,858 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:06:18,859 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:06:18" (1/1) ... [2024-11-08 23:06:18,860 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e34751c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:18, skipping insertion in model container [2024-11-08 23:06:18,860 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:06:18" (1/1) ... [2024-11-08 23:06:18,883 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:06:19,089 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_90109462-d0c4-497d-80fc-88f6668782e3/sv-benchmarks/c/combinations/gcd_2+newton_1_7.i[1226,1239] [2024-11-08 23:06:19,121 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_90109462-d0c4-497d-80fc-88f6668782e3/sv-benchmarks/c/combinations/gcd_2+newton_1_7.i[2820,2833] [2024-11-08 23:06:19,123 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:06:19,140 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:06:19,152 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_90109462-d0c4-497d-80fc-88f6668782e3/sv-benchmarks/c/combinations/gcd_2+newton_1_7.i[1226,1239] [2024-11-08 23:06:19,165 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_90109462-d0c4-497d-80fc-88f6668782e3/sv-benchmarks/c/combinations/gcd_2+newton_1_7.i[2820,2833] [2024-11-08 23:06:19,170 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:06:19,186 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:06:19,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:19 WrapperNode [2024-11-08 23:06:19,187 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:06:19,188 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:06:19,188 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:06:19,188 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:06:19,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:19" (1/1) ... [2024-11-08 23:06:19,203 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:19" (1/1) ... [2024-11-08 23:06:19,227 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 86 [2024-11-08 23:06:19,227 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:06:19,228 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:06:19,228 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:06:19,228 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:06:19,237 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:19" (1/1) ... [2024-11-08 23:06:19,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:19" (1/1) ... [2024-11-08 23:06:19,239 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:19" (1/1) ... [2024-11-08 23:06:19,240 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:19" (1/1) ... [2024-11-08 23:06:19,245 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:19" (1/1) ... [2024-11-08 23:06:19,249 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:19" (1/1) ... [2024-11-08 23:06:19,250 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:19" (1/1) ... [2024-11-08 23:06:19,251 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:19" (1/1) ... [2024-11-08 23:06:19,253 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:06:19,254 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:06:19,255 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:06:19,255 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:06:19,256 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:19" (1/1) ... [2024-11-08 23:06:19,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:06:19,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:06:19,287 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:06:19,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:06:19,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:06:19,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:06:19,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:06:19,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:06:19,418 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:06:19,423 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:06:19,662 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-08 23:06:19,662 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:06:19,772 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:06:19,775 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:06:19,775 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:06:19 BoogieIcfgContainer [2024-11-08 23:06:19,775 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:06:19,776 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:06:19,777 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:06:19,787 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:06:19,788 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:06:19" (1/1) ... [2024-11-08 23:06:19,799 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:06:19,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:06:19,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-08 23:06:19,871 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-08 23:06:19,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:06:19,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:06:19,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:06:19,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:06:19,991 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:06:20,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:06:20,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:06:20,049 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:06:20,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:06:20,068 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:06:20,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:06:20 ImpRootNode [2024-11-08 23:06:20,091 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:06:20,093 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:06:20,094 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:06:20,098 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:06:20,099 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:06:19" (3/4) ... [2024-11-08 23:06:20,103 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:06:20,105 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:06:20,107 INFO L158 Benchmark]: Toolchain (without parser) took 1253.84ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 59.0MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-08 23:06:20,108 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory was 85.2MB in the beginning and 85.0MB in the end (delta: 159.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:06:20,109 INFO L158 Benchmark]: CACSL2BoogieTranslator took 333.83ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 91.1MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:06:20,110 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.18ms. Allocated memory is still 142.6MB. Free memory was 91.1MB in the beginning and 89.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:06:20,112 INFO L158 Benchmark]: Boogie Preprocessor took 25.81ms. Allocated memory is still 142.6MB. Free memory was 89.5MB in the beginning and 87.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:06:20,113 INFO L158 Benchmark]: RCFGBuilder took 521.23ms. Allocated memory is still 142.6MB. Free memory was 87.9MB in the beginning and 71.6MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:06:20,115 INFO L158 Benchmark]: CodeCheck took 315.41ms. Allocated memory is still 142.6MB. Free memory was 71.6MB in the beginning and 59.5MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 23:06:20,116 INFO L158 Benchmark]: Witness Printer took 12.25ms. Allocated memory is still 142.6MB. Free memory was 59.5MB in the beginning and 59.0MB in the end (delta: 546.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:06:20,123 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, 17 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 102]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 91, overapproximation of someBinaryDOUBLEComparisonOperation at line 101, overapproximation of someBinaryArithmeticFLOAToperation at line 80. Possible FailurePath: [L108] COND FALSE !(__VERIFIER_nondet_int()) [L111] CALL main2() [L90] float IN = __VERIFIER_nondet_float(); [L91] CALL assume_abort_if_not(IN > -1.4f && IN < 1.4f) [L75] COND FALSE !(!cond) [L91] RET assume_abort_if_not(IN > -1.4f && IN < 1.4f) [L93] CALL, EXPR f(IN) [L80] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L93] RET, EXPR f(IN) [L93] CALL, EXPR fp(IN) [L85] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L93] RET, EXPR fp(IN) [L93] float x = IN - f(IN)/fp(IN); [L101] COND TRUE !(x < 0.1) [L102] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory was 85.2MB in the beginning and 85.0MB in the end (delta: 159.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 333.83ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 91.1MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.18ms. Allocated memory is still 142.6MB. Free memory was 91.1MB in the beginning and 89.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.81ms. Allocated memory is still 142.6MB. Free memory was 89.5MB in the beginning and 87.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 521.23ms. Allocated memory is still 142.6MB. Free memory was 87.9MB in the beginning and 71.6MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 315.41ms. Allocated memory is still 142.6MB. Free memory was 71.6MB in the beginning and 59.5MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 12.25ms. Allocated memory is still 142.6MB. Free memory was 59.5MB in the beginning and 59.0MB in the end (delta: 546.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:06:20,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_1_7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk --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 b8d2b9f69b0c816e269dea56d57200f8896cad5b0d3fcdf300db44a3be91845d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:06:22,758 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:06:22,857 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:06:22,896 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:06:22,897 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:06:22,898 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:06:22,899 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:06:22,899 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:06:22,900 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:06:22,901 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:06:22,901 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:06:22,902 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:06:22,902 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:06:22,905 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:06:22,905 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:06:22,906 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:06:22,906 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:06:22,906 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:06:22,907 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:06:22,907 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:06:22,907 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:06:22,912 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:06:22,912 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:06:22,912 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:06:22,913 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:06:22,913 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:06:22,913 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:06:22,913 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:06:22,914 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:06:22,914 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:06:22,914 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:06:22,914 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:06:22,915 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:06:22,915 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:06:22,915 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:06:22,915 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:06:22,917 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8d2b9f69b0c816e269dea56d57200f8896cad5b0d3fcdf300db44a3be91845d [2024-11-08 23:06:23,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:06:23,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:06:23,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:06:23,326 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:06:23,327 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:06:23,329 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/gcd_2+newton_1_7.i Unable to find full path for "g++" [2024-11-08 23:06:25,496 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:06:25,711 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:06:25,712 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/sv-benchmarks/c/combinations/gcd_2+newton_1_7.i [2024-11-08 23:06:25,721 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/data/3da1dcebc/8bcbb1f44a0a4f6c99d0dd12505cedbc/FLAG3ccc032be [2024-11-08 23:06:26,112 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/data/3da1dcebc/8bcbb1f44a0a4f6c99d0dd12505cedbc [2024-11-08 23:06:26,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:06:26,118 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:06:26,121 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:06:26,121 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:06:26,127 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:06:26,128 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:06:26" (1/1) ... [2024-11-08 23:06:26,132 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34e6398c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:26, skipping insertion in model container [2024-11-08 23:06:26,132 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:06:26" (1/1) ... [2024-11-08 23:06:26,163 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:06:26,415 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_90109462-d0c4-497d-80fc-88f6668782e3/sv-benchmarks/c/combinations/gcd_2+newton_1_7.i[1226,1239] [2024-11-08 23:06:26,445 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_90109462-d0c4-497d-80fc-88f6668782e3/sv-benchmarks/c/combinations/gcd_2+newton_1_7.i[2820,2833] [2024-11-08 23:06:26,447 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:06:26,460 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:06:26,476 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_90109462-d0c4-497d-80fc-88f6668782e3/sv-benchmarks/c/combinations/gcd_2+newton_1_7.i[1226,1239] [2024-11-08 23:06:26,492 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_90109462-d0c4-497d-80fc-88f6668782e3/sv-benchmarks/c/combinations/gcd_2+newton_1_7.i[2820,2833] [2024-11-08 23:06:26,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:06:26,514 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:06:26,514 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:26 WrapperNode [2024-11-08 23:06:26,515 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:06:26,516 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:06:26,516 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:06:26,516 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:06:26,524 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:26" (1/1) ... [2024-11-08 23:06:26,535 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:26" (1/1) ... [2024-11-08 23:06:26,558 INFO L138 Inliner]: procedures = 28, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 81 [2024-11-08 23:06:26,558 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:06:26,559 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:06:26,559 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:06:26,559 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:06:26,569 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:26" (1/1) ... [2024-11-08 23:06:26,569 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:26" (1/1) ... [2024-11-08 23:06:26,572 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:26" (1/1) ... [2024-11-08 23:06:26,572 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:26" (1/1) ... [2024-11-08 23:06:26,583 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:26" (1/1) ... [2024-11-08 23:06:26,592 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:26" (1/1) ... [2024-11-08 23:06:26,597 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:26" (1/1) ... [2024-11-08 23:06:26,598 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:26" (1/1) ... [2024-11-08 23:06:26,604 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:06:26,605 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:06:26,605 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:06:26,605 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:06:26,606 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:26" (1/1) ... [2024-11-08 23:06:26,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:06:26,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:06:26,652 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:06:26,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:06:26,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:06:26,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:06:26,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:06:26,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:06:26,785 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:06:26,788 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:06:43,144 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-08 23:06:43,144 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:06:43,260 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:06:43,260 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:06:43,263 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:06:43 BoogieIcfgContainer [2024-11-08 23:06:43,263 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:06:43,264 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:06:43,264 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:06:43,277 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:06:43,278 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:06:43" (1/1) ... [2024-11-08 23:06:43,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:06:43,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:06:43,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-08 23:06:43,342 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-08 23:06:43,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:06:43,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:06:43,346 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:06:43,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:06:43,349 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:06:43,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90109462-d0c4-497d-80fc-88f6668782e3/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process