./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_3+newton_1_2.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_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/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_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_3+newton_1_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/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_bb450524-cc0f-48c6-bed5-482096df9fd8/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 96ec2e8436d28d80fc74b2bfe826a0c3f658cac9b1711d8b968fe796010eaf24 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:14:34,352 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:14:34,444 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:14:34,450 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:14:34,450 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:14:34,481 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:14:34,482 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:14:34,482 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:14:34,484 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:14:34,485 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:14:34,486 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:14:34,486 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:14:34,487 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:14:34,487 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:14:34,487 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:14:34,488 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:14:34,488 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:14:34,488 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:14:34,489 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:14:34,493 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:14:34,493 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:14:34,497 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:14:34,498 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:14:34,498 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:14:34,498 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:14:34,499 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:14:34,499 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:14:34,499 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:14:34,499 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:14:34,500 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:14:34,500 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:14:34,500 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:14:34,501 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:14:34,503 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_bb450524-cc0f-48c6-bed5-482096df9fd8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96ec2e8436d28d80fc74b2bfe826a0c3f658cac9b1711d8b968fe796010eaf24 [2024-11-09 00:14:34,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:14:34,835 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:14:34,838 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:14:34,840 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:14:34,840 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:14:34,841 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/gcd_3+newton_1_2.i Unable to find full path for "g++" [2024-11-09 00:14:36,780 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:14:37,019 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:14:37,020 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/sv-benchmarks/c/combinations/gcd_3+newton_1_2.i [2024-11-09 00:14:37,028 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk/data/6e42be0c7/eae338fffc874119ae11d72a5871ebfc/FLAG98ada663c [2024-11-09 00:14:37,407 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk/data/6e42be0c7/eae338fffc874119ae11d72a5871ebfc [2024-11-09 00:14:37,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:14:37,411 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:14:37,413 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:14:37,413 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:14:37,421 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:14:37,422 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:14:37" (1/1) ... [2024-11-09 00:14:37,426 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35bc8457 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:37, skipping insertion in model container [2024-11-09 00:14:37,427 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:14:37" (1/1) ... [2024-11-09 00:14:37,462 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:14:37,637 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_bb450524-cc0f-48c6-bed5-482096df9fd8/sv-benchmarks/c/combinations/gcd_3+newton_1_2.i[1226,1239] [2024-11-09 00:14:37,666 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_bb450524-cc0f-48c6-bed5-482096df9fd8/sv-benchmarks/c/combinations/gcd_3+newton_1_2.i[2820,2833] [2024-11-09 00:14:37,668 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:14:37,679 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:14:37,693 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_bb450524-cc0f-48c6-bed5-482096df9fd8/sv-benchmarks/c/combinations/gcd_3+newton_1_2.i[1226,1239] [2024-11-09 00:14:37,705 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_bb450524-cc0f-48c6-bed5-482096df9fd8/sv-benchmarks/c/combinations/gcd_3+newton_1_2.i[2820,2833] [2024-11-09 00:14:37,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:14:37,726 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:14:37,726 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:37 WrapperNode [2024-11-09 00:14:37,727 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:14:37,728 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:14:37,728 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:14:37,728 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:14:37,736 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:37" (1/1) ... [2024-11-09 00:14:37,749 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:37" (1/1) ... [2024-11-09 00:14:37,782 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 86 [2024-11-09 00:14:37,783 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:14:37,783 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:14:37,784 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:14:37,784 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:14:37,793 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:37" (1/1) ... [2024-11-09 00:14:37,794 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:37" (1/1) ... [2024-11-09 00:14:37,796 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:37" (1/1) ... [2024-11-09 00:14:37,796 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:37" (1/1) ... [2024-11-09 00:14:37,801 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:37" (1/1) ... [2024-11-09 00:14:37,805 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:37" (1/1) ... [2024-11-09 00:14:37,806 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:37" (1/1) ... [2024-11-09 00:14:37,807 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:37" (1/1) ... [2024-11-09 00:14:37,810 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:14:37,810 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:14:37,811 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:14:37,811 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:14:37,812 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:37" (1/1) ... [2024-11-09 00:14:37,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:14:37,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:14:37,842 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:14:37,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:14:37,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:14:37,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:14:37,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:14:37,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:14:37,936 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:14:37,938 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:14:38,192 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-09 00:14:38,192 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:14:38,263 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:14:38,263 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:14:38,263 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:14:38 BoogieIcfgContainer [2024-11-09 00:14:38,264 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:14:38,264 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:14:38,265 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:14:38,274 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:14:38,274 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:14:38" (1/1) ... [2024-11-09 00:14:38,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:14:38,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:38,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-09 00:14:38,333 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-09 00:14:38,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:14:38,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:38,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:14:38,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:14:38,436 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:14:38,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:14:38,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:14:38,508 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:14:38,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:14:38,553 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:14:38,572 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:14:38 ImpRootNode [2024-11-09 00:14:38,573 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:14:38,573 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:14:38,573 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:14:38,574 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:14:38,574 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:14:38" (3/4) ... [2024-11-09 00:14:38,577 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:14:38,578 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:14:38,579 INFO L158 Benchmark]: Toolchain (without parser) took 1167.26ms. Allocated memory is still 127.9MB. Free memory was 93.0MB in the beginning and 96.7MB in the end (delta: -3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:14:38,579 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 127.9MB. Free memory is still 98.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:14:38,580 INFO L158 Benchmark]: CACSL2BoogieTranslator took 314.47ms. Allocated memory is still 127.9MB. Free memory was 93.0MB in the beginning and 79.3MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:14:38,580 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.02ms. Allocated memory is still 127.9MB. Free memory was 79.3MB in the beginning and 77.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:14:38,581 INFO L158 Benchmark]: Boogie Preprocessor took 26.30ms. Allocated memory is still 127.9MB. Free memory was 77.6MB in the beginning and 75.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:14:38,582 INFO L158 Benchmark]: RCFGBuilder took 453.24ms. Allocated memory is still 127.9MB. Free memory was 75.9MB in the beginning and 60.0MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:14:38,582 INFO L158 Benchmark]: CodeCheck took 308.33ms. Allocated memory is still 127.9MB. Free memory was 60.0MB in the beginning and 97.1MB in the end (delta: -37.1MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2024-11-09 00:14:38,583 INFO L158 Benchmark]: Witness Printer took 4.69ms. Allocated memory is still 127.9MB. Free memory was 97.0MB in the beginning and 96.7MB in the end (delta: 333.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:14:38,586 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 > -0.4f && IN < 0.4f) [L75] COND FALSE !(!cond) [L91] RET assume_abort_if_not(IN > -0.4f && IN < 0.4f) [L93] CALL, EXPR f(IN) [L80] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L93] RET, EXPR f(IN) [L93] CALL, EXPR fp(IN) [L85] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L93] RET, EXPR fp(IN) [L93] float x = IN - f(IN)/fp(IN); [L101] COND TRUE !(x < 0.1) [L102] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 127.9MB. Free memory is still 98.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 314.47ms. Allocated memory is still 127.9MB. Free memory was 93.0MB in the beginning and 79.3MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.02ms. Allocated memory is still 127.9MB. Free memory was 79.3MB in the beginning and 77.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.30ms. Allocated memory is still 127.9MB. Free memory was 77.6MB in the beginning and 75.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 453.24ms. Allocated memory is still 127.9MB. Free memory was 75.9MB in the beginning and 60.0MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 308.33ms. Allocated memory is still 127.9MB. Free memory was 60.0MB in the beginning and 97.1MB in the end (delta: -37.1MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. * Witness Printer took 4.69ms. Allocated memory is still 127.9MB. Free memory was 97.0MB in the beginning and 96.7MB in the end (delta: 333.9kB). 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 00:14:38,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/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_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/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_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_3+newton_1_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/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_bb450524-cc0f-48c6-bed5-482096df9fd8/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 96ec2e8436d28d80fc74b2bfe826a0c3f658cac9b1711d8b968fe796010eaf24 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:14:41,108 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:14:41,214 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:14:41,261 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:14:41,263 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:14:41,263 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:14:41,264 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:14:41,265 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:14:41,266 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:14:41,267 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:14:41,268 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:14:41,268 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:14:41,269 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:14:41,269 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:14:41,272 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:14:41,272 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:14:41,272 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:14:41,273 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:14:41,273 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:14:41,273 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:14:41,273 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:14:41,278 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:14:41,278 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:14:41,278 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:14:41,279 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:14:41,279 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:14:41,279 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:41,280 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:14:41,280 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:14:41,280 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:14:41,281 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:14:41,281 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:14:41,281 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:14:41,281 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:14:41,281 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:41,282 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:14:41,282 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_bb450524-cc0f-48c6-bed5-482096df9fd8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96ec2e8436d28d80fc74b2bfe826a0c3f658cac9b1711d8b968fe796010eaf24 [2024-11-09 00:14:41,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:14:41,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:14:41,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:14:41,724 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:14:41,725 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:14:41,727 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/gcd_3+newton_1_2.i Unable to find full path for "g++" [2024-11-09 00:14:43,721 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:14:43,957 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:14:43,957 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/sv-benchmarks/c/combinations/gcd_3+newton_1_2.i [2024-11-09 00:14:43,966 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk/data/ab6091795/2a58c1d039e749f296f38b8ea6f6aa47/FLAG22929a013 [2024-11-09 00:14:44,301 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk/data/ab6091795/2a58c1d039e749f296f38b8ea6f6aa47 [2024-11-09 00:14:44,304 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:14:44,305 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:14:44,307 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:14:44,307 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:14:44,313 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:14:44,314 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:14:44" (1/1) ... [2024-11-09 00:14:44,316 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52bd7381 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:44, skipping insertion in model container [2024-11-09 00:14:44,316 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:14:44" (1/1) ... [2024-11-09 00:14:44,339 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:14:44,532 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_bb450524-cc0f-48c6-bed5-482096df9fd8/sv-benchmarks/c/combinations/gcd_3+newton_1_2.i[1226,1239] [2024-11-09 00:14:44,580 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_bb450524-cc0f-48c6-bed5-482096df9fd8/sv-benchmarks/c/combinations/gcd_3+newton_1_2.i[2820,2833] [2024-11-09 00:14:44,584 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:14:44,626 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:14:44,649 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_bb450524-cc0f-48c6-bed5-482096df9fd8/sv-benchmarks/c/combinations/gcd_3+newton_1_2.i[1226,1239] [2024-11-09 00:14:44,670 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_bb450524-cc0f-48c6-bed5-482096df9fd8/sv-benchmarks/c/combinations/gcd_3+newton_1_2.i[2820,2833] [2024-11-09 00:14:44,675 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:14:44,717 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:14:44,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:44 WrapperNode [2024-11-09 00:14:44,718 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:14:44,719 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:14:44,720 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:14:44,720 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:14:44,728 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:44" (1/1) ... [2024-11-09 00:14:44,739 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:44" (1/1) ... [2024-11-09 00:14:44,762 INFO L138 Inliner]: procedures = 28, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 81 [2024-11-09 00:14:44,763 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:14:44,764 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:14:44,764 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:14:44,764 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:14:44,774 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:44" (1/1) ... [2024-11-09 00:14:44,775 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:44" (1/1) ... [2024-11-09 00:14:44,778 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:44" (1/1) ... [2024-11-09 00:14:44,778 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:44" (1/1) ... [2024-11-09 00:14:44,786 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:44" (1/1) ... [2024-11-09 00:14:44,790 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:44" (1/1) ... [2024-11-09 00:14:44,792 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:44" (1/1) ... [2024-11-09 00:14:44,793 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:44" (1/1) ... [2024-11-09 00:14:44,796 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:14:44,798 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:14:44,798 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:14:44,798 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:14:44,799 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:44" (1/1) ... [2024-11-09 00:14:44,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:14:44,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:14:44,839 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:14:44,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:14:44,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:14:44,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:14:44,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:14:44,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:14:44,980 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:14:44,983 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:15:07,448 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-09 00:15:07,449 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:15:07,541 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:15:07,541 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:15:07,550 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:15:07 BoogieIcfgContainer [2024-11-09 00:15:07,550 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:15:07,551 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:15:07,551 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:15:07,560 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:15:07,561 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:15:07" (1/1) ... [2024-11-09 00:15:07,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:15:07,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:15:07,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-09 00:15:07,622 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-09 00:15:07,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:15:07,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:15:07,626 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:15:07,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:15:07,633 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:15:07,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:26:52,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:52,035 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:27:02,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:27:03,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:27:03,015 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 00:27:03,019 INFO L158 Benchmark]: Toolchain (without parser) took 738713.30ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 40.7MB in the beginning and 52.1MB in the end (delta: -11.4MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2024-11-09 00:27:03,020 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 65.0MB. Free memory was 40.5MB in the beginning and 40.4MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:27:03,021 INFO L158 Benchmark]: CACSL2BoogieTranslator took 412.16ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 40.5MB in the beginning and 60.6MB in the end (delta: -20.1MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2024-11-09 00:27:03,022 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.65ms. Allocated memory is still 83.9MB. Free memory was 60.6MB in the beginning and 58.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:27:03,022 INFO L158 Benchmark]: Boogie Preprocessor took 33.18ms. Allocated memory is still 83.9MB. Free memory was 58.8MB in the beginning and 57.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:27:03,023 INFO L158 Benchmark]: RCFGBuilder took 22752.61ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 61.7MB in the end (delta: -4.7MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2024-11-09 00:27:03,024 INFO L158 Benchmark]: CodeCheck took 715467.10ms. Allocated memory is still 83.9MB. Free memory was 61.7MB in the beginning and 52.1MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 00:27:03,027 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 0.73ms. Allocated memory is still 65.0MB. Free memory was 40.5MB in the beginning and 40.4MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 412.16ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 40.5MB in the beginning and 60.6MB in the end (delta: -20.1MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.65ms. Allocated memory is still 83.9MB. Free memory was 60.6MB in the beginning and 58.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.18ms. Allocated memory is still 83.9MB. Free memory was 58.8MB in the beginning and 57.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 22752.61ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 61.7MB in the end (delta: -4.7MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * CodeCheck took 715467.10ms. Allocated memory is still 83.9MB. Free memory was 61.7MB in the beginning and 52.1MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:27:03,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb450524-cc0f-48c6-bed5-482096df9fd8/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown