./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_1+newton_1_1.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_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/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_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_1+newton_1_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/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_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/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 665d997b28418647b86f77ef5967346125d0a51a6d916a55f9e5ff0f24d5a61f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:08:53,396 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:08:53,498 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:08:53,504 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:08:53,505 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:08:53,539 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:08:53,540 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:08:53,541 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:08:53,542 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:08:53,542 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:08:53,543 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:08:53,543 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:08:53,544 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:08:53,544 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:08:53,545 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:08:53,545 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:08:53,548 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:08:53,551 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:08:53,551 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:08:53,551 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:08:53,552 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:08:53,552 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:08:53,552 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:08:53,553 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:08:53,553 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:08:53,553 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:08:53,554 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:08:53,554 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:08:53,554 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:08:53,555 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:08:53,555 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:08:53,557 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:08:53,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:08:53,557 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_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 665d997b28418647b86f77ef5967346125d0a51a6d916a55f9e5ff0f24d5a61f [2024-11-09 00:08:53,847 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:08:53,879 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:08:53,882 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:08:53,883 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:08:53,884 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:08:53,885 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/gcd_1+newton_1_1.i Unable to find full path for "g++" [2024-11-09 00:08:55,870 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:08:56,112 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:08:56,113 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/sv-benchmarks/c/combinations/gcd_1+newton_1_1.i [2024-11-09 00:08:56,121 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/data/19dc46654/b7b004b2e38b41e0a3fbc3ef193fb3aa/FLAG23fb104da [2024-11-09 00:08:56,136 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/data/19dc46654/b7b004b2e38b41e0a3fbc3ef193fb3aa [2024-11-09 00:08:56,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:08:56,140 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:08:56,141 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:08:56,142 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:08:56,148 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:08:56,149 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:08:56" (1/1) ... [2024-11-09 00:08:56,152 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51ba28ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:56, skipping insertion in model container [2024-11-09 00:08:56,152 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:08:56" (1/1) ... [2024-11-09 00:08:56,183 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:08:56,381 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_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/sv-benchmarks/c/combinations/gcd_1+newton_1_1.i[1226,1239] [2024-11-09 00:08:56,409 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_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/sv-benchmarks/c/combinations/gcd_1+newton_1_1.i[2786,2799] [2024-11-09 00:08:56,411 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:08:56,427 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:08:56,442 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_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/sv-benchmarks/c/combinations/gcd_1+newton_1_1.i[1226,1239] [2024-11-09 00:08:56,453 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_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/sv-benchmarks/c/combinations/gcd_1+newton_1_1.i[2786,2799] [2024-11-09 00:08:56,454 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:08:56,471 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:08:56,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:56 WrapperNode [2024-11-09 00:08:56,472 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:08:56,473 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:08:56,474 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:08:56,474 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:08:56,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:56" (1/1) ... [2024-11-09 00:08:56,490 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:56" (1/1) ... [2024-11-09 00:08:56,514 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 86 [2024-11-09 00:08:56,514 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:08:56,515 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:08:56,515 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:08:56,515 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:08:56,525 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:56" (1/1) ... [2024-11-09 00:08:56,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:56" (1/1) ... [2024-11-09 00:08:56,527 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:56" (1/1) ... [2024-11-09 00:08:56,528 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:56" (1/1) ... [2024-11-09 00:08:56,533 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:56" (1/1) ... [2024-11-09 00:08:56,536 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:56" (1/1) ... [2024-11-09 00:08:56,538 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:56" (1/1) ... [2024-11-09 00:08:56,539 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:56" (1/1) ... [2024-11-09 00:08:56,541 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:08:56,542 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:08:56,542 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:08:56,542 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:08:56,543 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:56" (1/1) ... [2024-11-09 00:08:56,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:08:56,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:08:56,574 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:08:56,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:08:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:08:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:08:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:08:56,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:08:56,692 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:08:56,694 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:08:56,885 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-09 00:08:56,886 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:08:56,987 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:08:56,988 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:08:56,988 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:08:56 BoogieIcfgContainer [2024-11-09 00:08:56,988 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:08:56,989 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:08:56,989 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:08:57,001 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:08:57,001 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:08:56" (1/1) ... [2024-11-09 00:08:57,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:08:57,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:57,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-09 00:08:57,083 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-09 00:08:57,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:08:57,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:57,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:08:57,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:08:57,212 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:08:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:08:57,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:08:57,303 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:08:57,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:08:57,329 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:08:57,356 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:08:57 ImpRootNode [2024-11-09 00:08:57,356 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:08:57,357 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:08:57,357 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:08:57,357 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:08:57,358 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:08:56" (3/4) ... [2024-11-09 00:08:57,361 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:08:57,362 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:08:57,365 INFO L158 Benchmark]: Toolchain (without parser) took 1223.03ms. Allocated memory was 127.9MB in the beginning and 159.4MB in the end (delta: 31.5MB). Free memory was 96.9MB in the beginning and 127.0MB in the end (delta: -30.1MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2024-11-09 00:08:57,365 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 127.9MB. Free memory is still 76.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:08:57,366 INFO L158 Benchmark]: CACSL2BoogieTranslator took 331.30ms. Allocated memory is still 127.9MB. Free memory was 96.5MB in the beginning and 83.2MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:08:57,367 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.79ms. Allocated memory is still 127.9MB. Free memory was 82.9MB in the beginning and 81.2MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:08:57,368 INFO L158 Benchmark]: Boogie Preprocessor took 26.58ms. Allocated memory is still 127.9MB. Free memory was 81.2MB in the beginning and 79.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:08:57,369 INFO L158 Benchmark]: RCFGBuilder took 446.43ms. Allocated memory is still 127.9MB. Free memory was 79.8MB in the beginning and 63.4MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:08:57,370 INFO L158 Benchmark]: CodeCheck took 366.81ms. Allocated memory was 127.9MB in the beginning and 159.4MB in the end (delta: 31.5MB). Free memory was 63.4MB in the beginning and 127.0MB in the end (delta: -63.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:08:57,371 INFO L158 Benchmark]: Witness Printer took 5.63ms. Allocated memory is still 159.4MB. Free memory is still 127.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:08:57,377 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 > -0.2f && IN < 0.2f) [L75] COND FALSE !(!cond) [L91] RET assume_abort_if_not(IN > -0.2f && IN < 0.2f) [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 0.35ms. Allocated memory is still 127.9MB. Free memory is still 76.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 331.30ms. Allocated memory is still 127.9MB. Free memory was 96.5MB in the beginning and 83.2MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.79ms. Allocated memory is still 127.9MB. Free memory was 82.9MB in the beginning and 81.2MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.58ms. Allocated memory is still 127.9MB. Free memory was 81.2MB in the beginning and 79.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 446.43ms. Allocated memory is still 127.9MB. Free memory was 79.8MB in the beginning and 63.4MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 366.81ms. Allocated memory was 127.9MB in the beginning and 159.4MB in the end (delta: 31.5MB). Free memory was 63.4MB in the beginning and 127.0MB in the end (delta: -63.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.63ms. Allocated memory is still 159.4MB. Free memory is still 127.0MB. 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 00:08:57,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/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_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_1+newton_1_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/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_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/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 665d997b28418647b86f77ef5967346125d0a51a6d916a55f9e5ff0f24d5a61f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:08:59,900 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:08:59,987 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:09:00,013 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:09:00,014 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:09:00,015 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:09:00,015 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:09:00,016 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:09:00,016 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:09:00,017 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:09:00,017 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:09:00,017 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:09:00,018 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:09:00,020 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:09:00,020 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:09:00,020 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:09:00,021 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:09:00,021 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:09:00,021 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:09:00,021 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:09:00,022 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:09:00,026 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:09:00,026 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:09:00,026 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:09:00,026 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:09:00,027 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:09:00,027 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:00,027 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:09:00,028 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:09:00,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:09:00,028 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:09:00,029 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:09:00,029 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:09:00,029 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:09:00,033 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:00,033 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:09:00,033 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_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 665d997b28418647b86f77ef5967346125d0a51a6d916a55f9e5ff0f24d5a61f [2024-11-09 00:09:00,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:09:00,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:09:00,442 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:09:00,444 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:09:00,445 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:09:00,447 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/gcd_1+newton_1_1.i Unable to find full path for "g++" [2024-11-09 00:09:02,635 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:09:02,829 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:09:02,829 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/sv-benchmarks/c/combinations/gcd_1+newton_1_1.i [2024-11-09 00:09:02,837 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/data/7aa15e3c6/f9a2d20962404cbda0c0ae3396ac9f77/FLAGca720e4fb [2024-11-09 00:09:03,203 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/data/7aa15e3c6/f9a2d20962404cbda0c0ae3396ac9f77 [2024-11-09 00:09:03,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:09:03,209 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:09:03,211 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:09:03,212 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:09:03,218 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:09:03,219 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:09:03" (1/1) ... [2024-11-09 00:09:03,220 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@529a1f62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:03, skipping insertion in model container [2024-11-09 00:09:03,223 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:09:03" (1/1) ... [2024-11-09 00:09:03,254 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:09:03,450 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_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/sv-benchmarks/c/combinations/gcd_1+newton_1_1.i[1226,1239] [2024-11-09 00:09:03,482 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_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/sv-benchmarks/c/combinations/gcd_1+newton_1_1.i[2786,2799] [2024-11-09 00:09:03,484 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:09:03,499 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:09:03,514 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_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/sv-benchmarks/c/combinations/gcd_1+newton_1_1.i[1226,1239] [2024-11-09 00:09:03,527 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_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/sv-benchmarks/c/combinations/gcd_1+newton_1_1.i[2786,2799] [2024-11-09 00:09:03,528 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:09:03,552 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:09:03,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:03 WrapperNode [2024-11-09 00:09:03,552 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:09:03,554 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:09:03,554 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:09:03,554 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:09:03,568 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:03" (1/1) ... [2024-11-09 00:09:03,580 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:03" (1/1) ... [2024-11-09 00:09:03,612 INFO L138 Inliner]: procedures = 28, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 81 [2024-11-09 00:09:03,615 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:09:03,616 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:09:03,616 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:09:03,616 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:09:03,628 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:03" (1/1) ... [2024-11-09 00:09:03,628 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:03" (1/1) ... [2024-11-09 00:09:03,633 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:03" (1/1) ... [2024-11-09 00:09:03,637 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:03" (1/1) ... [2024-11-09 00:09:03,651 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:03" (1/1) ... [2024-11-09 00:09:03,659 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:03" (1/1) ... [2024-11-09 00:09:03,661 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:03" (1/1) ... [2024-11-09 00:09:03,666 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:03" (1/1) ... [2024-11-09 00:09:03,669 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:09:03,677 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:09:03,677 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:09:03,677 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:09:03,678 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:03" (1/1) ... [2024-11-09 00:09:03,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:09:03,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:09:03,717 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:09:03,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:09:03,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:09:03,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:09:03,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:09:03,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:09:03,858 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:09:03,863 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:09:25,195 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live. [2024-11-09 00:09:25,195 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:09:25,256 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:09:25,256 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:09:25,257 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:09:25 BoogieIcfgContainer [2024-11-09 00:09:25,257 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:09:25,258 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:09:25,258 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:09:25,269 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:09:25,269 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:09:25" (1/1) ... [2024-11-09 00:09:25,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:09:25,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:25,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-09 00:09:25,340 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-09 00:09:25,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:09:25,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:25,343 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:25,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:25,344 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:25,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:20:50,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:20:50,794 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:21:00,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:21:02,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:21:02,025 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:21:02,030 INFO L158 Benchmark]: Toolchain (without parser) took 718818.86ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 43.4MB in the beginning and 63.9MB in the end (delta: -20.5MB). Peak memory consumption was 1.2MB. Max. memory is 16.1GB. [2024-11-09 00:21:02,031 INFO L158 Benchmark]: CDTParser took 3.87ms. Allocated memory is still 71.3MB. Free memory was 48.3MB in the beginning and 48.3MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:21:02,032 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.20ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 43.2MB in the beginning and 67.6MB in the end (delta: -24.5MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2024-11-09 00:21:02,034 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.76ms. Allocated memory is still 92.3MB. Free memory was 67.6MB in the beginning and 65.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:21:02,035 INFO L158 Benchmark]: Boogie Preprocessor took 60.06ms. Allocated memory is still 92.3MB. Free memory was 65.6MB in the beginning and 63.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:21:02,037 INFO L158 Benchmark]: RCFGBuilder took 21580.44ms. Allocated memory is still 92.3MB. Free memory was 63.8MB in the beginning and 46.7MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:21:02,038 INFO L158 Benchmark]: CodeCheck took 696769.49ms. Allocated memory is still 92.3MB. Free memory was 46.7MB in the beginning and 63.9MB in the end (delta: -17.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:21:02,042 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.87ms. Allocated memory is still 71.3MB. Free memory was 48.3MB in the beginning and 48.3MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.20ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 43.2MB in the beginning and 67.6MB in the end (delta: -24.5MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.76ms. Allocated memory is still 92.3MB. Free memory was 67.6MB in the beginning and 65.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.06ms. Allocated memory is still 92.3MB. Free memory was 65.6MB in the beginning and 63.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 21580.44ms. Allocated memory is still 92.3MB. Free memory was 63.8MB in the beginning and 46.7MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 696769.49ms. Allocated memory is still 92.3MB. Free memory was 46.7MB in the beginning and 63.9MB in the end (delta: -17.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:21:02,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e39dcfa-cd1e-4764-a201-f9e62a6814cd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown