./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_1+newton_1_6.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_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/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_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_1+newton_1_6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/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_0afde49a-1419-4510-aff9-b768000a14d6/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 0cdac738a6686958f2bf9395cbd2de35d90af6cad794e5c654284b73ac8b3868 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:00:07,955 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:00:08,039 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:00:08,047 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:00:08,048 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:00:08,080 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:00:08,082 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:00:08,082 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:00:08,083 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:00:08,084 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:00:08,086 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:00:08,086 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:00:08,086 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:00:08,087 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:00:08,090 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:00:08,091 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:00:08,091 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:00:08,091 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:00:08,092 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:00:08,092 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:00:08,092 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:00:08,093 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:00:08,093 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:00:08,093 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:00:08,094 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:00:08,094 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:00:08,094 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:00:08,094 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:00:08,095 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:00:08,095 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:00:08,095 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:00:08,099 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:00:08,099 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:00:08,099 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_0afde49a-1419-4510-aff9-b768000a14d6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cdac738a6686958f2bf9395cbd2de35d90af6cad794e5c654284b73ac8b3868 [2024-11-09 00:00:08,405 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:00:08,432 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:00:08,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:00:08,437 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:00:08,437 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:00:08,438 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/gcd_1+newton_1_6.i Unable to find full path for "g++" [2024-11-09 00:00:10,518 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:00:10,709 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:00:10,710 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/sv-benchmarks/c/combinations/gcd_1+newton_1_6.i [2024-11-09 00:00:10,719 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk/data/841d0a4b0/004ca26ec6844eff9871b1aa00277c18/FLAG160a5a1f0 [2024-11-09 00:00:10,737 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk/data/841d0a4b0/004ca26ec6844eff9871b1aa00277c18 [2024-11-09 00:00:10,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:00:10,741 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:00:10,743 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:00:10,743 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:00:10,749 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:00:10,750 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:00:10" (1/1) ... [2024-11-09 00:00:10,751 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4014f4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:10, skipping insertion in model container [2024-11-09 00:00:10,752 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:00:10" (1/1) ... [2024-11-09 00:00:10,776 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:00:10,989 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_0afde49a-1419-4510-aff9-b768000a14d6/sv-benchmarks/c/combinations/gcd_1+newton_1_6.i[1226,1239] [2024-11-09 00:00:11,022 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_0afde49a-1419-4510-aff9-b768000a14d6/sv-benchmarks/c/combinations/gcd_1+newton_1_6.i[2786,2799] [2024-11-09 00:00:11,024 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:00:11,034 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:00:11,049 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_0afde49a-1419-4510-aff9-b768000a14d6/sv-benchmarks/c/combinations/gcd_1+newton_1_6.i[1226,1239] [2024-11-09 00:00:11,060 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_0afde49a-1419-4510-aff9-b768000a14d6/sv-benchmarks/c/combinations/gcd_1+newton_1_6.i[2786,2799] [2024-11-09 00:00:11,062 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:00:11,079 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:00:11,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:11 WrapperNode [2024-11-09 00:00:11,079 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:00:11,083 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:00:11,084 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:00:11,084 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:00:11,092 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:11" (1/1) ... [2024-11-09 00:00:11,099 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:11" (1/1) ... [2024-11-09 00:00:11,125 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 86 [2024-11-09 00:00:11,125 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:00:11,126 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:00:11,126 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:00:11,126 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:00:11,139 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:11" (1/1) ... [2024-11-09 00:00:11,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:11" (1/1) ... [2024-11-09 00:00:11,144 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:11" (1/1) ... [2024-11-09 00:00:11,144 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:11" (1/1) ... [2024-11-09 00:00:11,151 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:11" (1/1) ... [2024-11-09 00:00:11,155 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:11" (1/1) ... [2024-11-09 00:00:11,156 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:11" (1/1) ... [2024-11-09 00:00:11,158 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:11" (1/1) ... [2024-11-09 00:00:11,160 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:00:11,161 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:00:11,161 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:00:11,161 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:00:11,166 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:11" (1/1) ... [2024-11-09 00:00:11,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:00:11,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:00:11,207 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:00:11,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:00:11,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:00:11,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:00:11,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:00:11,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:00:11,317 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:00:11,319 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:00:11,531 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-09 00:00:11,531 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:00:11,607 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:00:11,607 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:00:11,608 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:11 BoogieIcfgContainer [2024-11-09 00:00:11,608 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:00:11,609 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:00:11,610 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:00:11,622 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:00:11,623 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:11" (1/1) ... [2024-11-09 00:00:11,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:00:11,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:11,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-09 00:00:11,705 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-09 00:00:11,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:00:11,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:11,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:11,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:11,862 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:00:11,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:11,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:11,962 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:00:11,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:11,994 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:00:12,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:00:12 ImpRootNode [2024-11-09 00:00:12,023 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:00:12,024 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:00:12,024 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:00:12,027 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:00:12,028 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:11" (3/4) ... [2024-11-09 00:00:12,033 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:00:12,034 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:00:12,035 INFO L158 Benchmark]: Toolchain (without parser) took 1293.64ms. Allocated memory was 144.7MB in the beginning and 180.4MB in the end (delta: 35.7MB). Free memory was 103.4MB in the beginning and 145.0MB in the end (delta: -41.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:00:12,036 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 144.7MB. Free memory is still 118.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:00:12,036 INFO L158 Benchmark]: CACSL2BoogieTranslator took 339.93ms. Allocated memory is still 144.7MB. Free memory was 103.4MB in the beginning and 89.8MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:00:12,037 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.76ms. Allocated memory is still 144.7MB. Free memory was 89.8MB in the beginning and 87.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:00:12,038 INFO L158 Benchmark]: Boogie Preprocessor took 34.31ms. Allocated memory is still 144.7MB. Free memory was 87.7MB in the beginning and 86.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:00:12,039 INFO L158 Benchmark]: RCFGBuilder took 446.92ms. Allocated memory is still 144.7MB. Free memory was 86.7MB in the beginning and 69.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:00:12,040 INFO L158 Benchmark]: CodeCheck took 414.81ms. Allocated memory was 144.7MB in the beginning and 180.4MB in the end (delta: 35.7MB). Free memory was 69.9MB in the beginning and 146.1MB in the end (delta: -76.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:00:12,040 INFO L158 Benchmark]: Witness Printer took 9.95ms. Allocated memory is still 180.4MB. Free memory is still 145.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:00:12,049 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 > -1.2f && IN < 1.2f) [L75] COND FALSE !(!cond) [L91] RET assume_abort_if_not(IN > -1.2f && IN < 1.2f) [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 0.26ms. Allocated memory is still 144.7MB. Free memory is still 118.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 339.93ms. Allocated memory is still 144.7MB. Free memory was 103.4MB in the beginning and 89.8MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.76ms. Allocated memory is still 144.7MB. Free memory was 89.8MB in the beginning and 87.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.31ms. Allocated memory is still 144.7MB. Free memory was 87.7MB in the beginning and 86.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 446.92ms. Allocated memory is still 144.7MB. Free memory was 86.7MB in the beginning and 69.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 414.81ms. Allocated memory was 144.7MB in the beginning and 180.4MB in the end (delta: 35.7MB). Free memory was 69.9MB in the beginning and 146.1MB in the end (delta: -76.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 9.95ms. Allocated memory is still 180.4MB. Free memory is still 145.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:00:12,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/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_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/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_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_1+newton_1_6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/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_0afde49a-1419-4510-aff9-b768000a14d6/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 0cdac738a6686958f2bf9395cbd2de35d90af6cad794e5c654284b73ac8b3868 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:00:14,788 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:00:14,909 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:00:14,952 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:00:14,953 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:00:14,954 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:00:14,955 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:00:14,957 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:00:14,958 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:00:14,958 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:00:14,959 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:00:14,959 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:00:14,959 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:00:14,960 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:00:14,960 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:00:14,960 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:00:14,961 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:00:14,965 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:00:14,968 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:00:14,968 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:00:14,969 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:00:14,969 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:00:14,971 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:00:14,972 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:00:14,972 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:00:14,972 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:00:14,973 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:14,973 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:00:14,973 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:00:14,974 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:00:14,974 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:00:14,974 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:00:14,975 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:00:14,975 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:00:14,975 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:14,976 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:00:14,977 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_0afde49a-1419-4510-aff9-b768000a14d6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cdac738a6686958f2bf9395cbd2de35d90af6cad794e5c654284b73ac8b3868 [2024-11-09 00:00:15,446 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:00:15,487 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:00:15,491 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:00:15,492 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:00:15,493 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:00:15,495 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/gcd_1+newton_1_6.i Unable to find full path for "g++" [2024-11-09 00:00:17,724 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:00:17,989 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:00:17,993 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/sv-benchmarks/c/combinations/gcd_1+newton_1_6.i [2024-11-09 00:00:18,010 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk/data/0f0a7da10/f57deb7fc3c9457bb53a4f9fcebc4350/FLAG536b85729 [2024-11-09 00:00:18,031 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk/data/0f0a7da10/f57deb7fc3c9457bb53a4f9fcebc4350 [2024-11-09 00:00:18,034 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:00:18,036 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:00:18,039 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:00:18,041 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:00:18,046 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:00:18,047 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:00:18" (1/1) ... [2024-11-09 00:00:18,048 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e896fb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:18, skipping insertion in model container [2024-11-09 00:00:18,049 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:00:18" (1/1) ... [2024-11-09 00:00:18,080 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:00:18,300 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_0afde49a-1419-4510-aff9-b768000a14d6/sv-benchmarks/c/combinations/gcd_1+newton_1_6.i[1226,1239] [2024-11-09 00:00:18,344 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_0afde49a-1419-4510-aff9-b768000a14d6/sv-benchmarks/c/combinations/gcd_1+newton_1_6.i[2786,2799] [2024-11-09 00:00:18,346 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:00:18,368 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:00:18,387 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_0afde49a-1419-4510-aff9-b768000a14d6/sv-benchmarks/c/combinations/gcd_1+newton_1_6.i[1226,1239] [2024-11-09 00:00:18,412 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_0afde49a-1419-4510-aff9-b768000a14d6/sv-benchmarks/c/combinations/gcd_1+newton_1_6.i[2786,2799] [2024-11-09 00:00:18,413 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:00:18,436 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:00:18,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:18 WrapperNode [2024-11-09 00:00:18,437 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:00:18,441 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:00:18,441 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:00:18,442 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:00:18,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:18" (1/1) ... [2024-11-09 00:00:18,466 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:18" (1/1) ... [2024-11-09 00:00:18,496 INFO L138 Inliner]: procedures = 28, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 81 [2024-11-09 00:00:18,499 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:00:18,500 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:00:18,500 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:00:18,500 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:00:18,510 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:18" (1/1) ... [2024-11-09 00:00:18,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:18" (1/1) ... [2024-11-09 00:00:18,515 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:18" (1/1) ... [2024-11-09 00:00:18,516 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:18" (1/1) ... [2024-11-09 00:00:18,528 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:18" (1/1) ... [2024-11-09 00:00:18,532 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:18" (1/1) ... [2024-11-09 00:00:18,533 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:18" (1/1) ... [2024-11-09 00:00:18,535 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:18" (1/1) ... [2024-11-09 00:00:18,538 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:00:18,539 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:00:18,539 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:00:18,539 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:00:18,540 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:18" (1/1) ... [2024-11-09 00:00:18,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:00:18,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:00:18,580 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:00:18,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:00:18,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:00:18,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:00:18,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:00:18,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:00:18,747 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:00:18,750 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:00:40,933 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live. [2024-11-09 00:00:40,933 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:00:40,999 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:00:41,000 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:00:41,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:41 BoogieIcfgContainer [2024-11-09 00:00:41,000 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:00:41,001 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:00:41,002 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:00:41,015 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:00:41,015 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:41" (1/1) ... [2024-11-09 00:00:41,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:00:41,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:41,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-09 00:00:41,077 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-09 00:00:41,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:00:41,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:41,080 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:41,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:41,081 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:41,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afde49a-1419-4510-aff9-b768000a14d6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process