./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/sine_3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/sine_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL --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 0c97aef95b7595712e5ad68485e4e45fe6afa93759e7be1863a24c0e9ba7fdb2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:25:29,309 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:25:29,455 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:25:29,465 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:25:29,466 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:25:29,493 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:25:29,494 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:25:29,495 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:25:29,496 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:25:29,497 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:25:29,497 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:25:29,498 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:25:29,499 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:25:29,499 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:25:29,500 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:25:29,501 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:25:29,501 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:25:29,502 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:25:29,503 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:25:29,503 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:25:29,504 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:25:29,505 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:25:29,505 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:25:29,506 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:25:29,506 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:25:29,507 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:25:29,507 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:25:29,508 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:25:29,508 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:25:29,509 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:25:29,509 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:25:29,510 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:25:29,510 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:25:29,511 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_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c97aef95b7595712e5ad68485e4e45fe6afa93759e7be1863a24c0e9ba7fdb2 [2023-11-19 03:25:29,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:25:29,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:25:29,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:25:29,834 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:25:29,834 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:25:29,836 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/floats-cdfpl/sine_3.i [2023-11-19 03:25:33,753 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:25:34,114 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:25:34,115 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/sv-benchmarks/c/floats-cdfpl/sine_3.i [2023-11-19 03:25:34,124 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/data/2fc136700/9c75526c28f24a65a7141e79e8087c5f/FLAGe6e96eabe [2023-11-19 03:25:34,143 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/data/2fc136700/9c75526c28f24a65a7141e79e8087c5f [2023-11-19 03:25:34,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:25:34,148 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:25:34,150 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:25:34,150 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:25:34,156 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:25:34,157 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:34,159 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@988c247 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34, skipping insertion in model container [2023-11-19 03:25:34,159 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:34,193 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:25:34,437 WARN L240 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_c052d6af-a6f7-4897-a400-b09df48d9be4/sv-benchmarks/c/floats-cdfpl/sine_3.i[1645,1658] [2023-11-19 03:25:34,445 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:25:34,461 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:25:34,490 WARN L240 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_c052d6af-a6f7-4897-a400-b09df48d9be4/sv-benchmarks/c/floats-cdfpl/sine_3.i[1645,1658] [2023-11-19 03:25:34,491 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:25:34,511 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:25:34,512 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34 WrapperNode [2023-11-19 03:25:34,512 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:25:34,515 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:25:34,516 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:25:34,516 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:25:34,526 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:34,538 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:34,564 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 21 [2023-11-19 03:25:34,564 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:25:34,565 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:25:34,566 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:25:34,566 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:25:34,578 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:34,579 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:34,582 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:34,582 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:34,603 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:34,605 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:34,608 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:34,610 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:34,612 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:25:34,614 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:25:34,614 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:25:34,615 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:25:34,616 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:34,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:25:34,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:25:34,677 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:25:34,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:25:34,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:25:34,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:25:34,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:25:34,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:25:34,808 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:25:34,811 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:25:34,940 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:25:34,989 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:25:34,990 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:25:34,996 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:25:34 BoogieIcfgContainer [2023-11-19 03:25:34,996 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:25:34,997 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:25:34,998 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:25:35,011 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:25:35,012 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:35,024 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:25:35,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:35,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-11-19 03:25:35,095 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-11-19 03:25:35,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:25:35,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:35,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:35,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:25:35,265 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:25:35,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:25:35,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:25:35,373 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:25:35,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:25:35,403 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 03:25:35,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:25:35 ImpRootNode [2023-11-19 03:25:35,436 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:25:35,441 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:25:35,441 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:25:35,441 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:25:35,442 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:25:34" (3/4) ... [2023-11-19 03:25:35,445 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:25:35,448 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:25:35,450 INFO L158 Benchmark]: Toolchain (without parser) took 1300.93ms. Allocated memory is still 157.3MB. Free memory was 125.1MB in the beginning and 90.1MB in the end (delta: 34.9MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-19 03:25:35,451 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:25:35,452 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.36ms. Allocated memory is still 157.3MB. Free memory was 125.1MB in the beginning and 114.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:25:35,455 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.47ms. Allocated memory is still 157.3MB. Free memory was 114.6MB in the beginning and 113.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:25:35,456 INFO L158 Benchmark]: Boogie Preprocessor took 47.27ms. Allocated memory is still 157.3MB. Free memory was 113.2MB in the beginning and 111.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:25:35,457 INFO L158 Benchmark]: RCFGBuilder took 382.33ms. Allocated memory is still 157.3MB. Free memory was 111.9MB in the beginning and 101.5MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:25:35,458 INFO L158 Benchmark]: CodeCheck took 439.33ms. Allocated memory is still 157.3MB. Free memory was 101.5MB in the beginning and 91.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:25:35,459 INFO L158 Benchmark]: Witness Printer took 7.26ms. Allocated memory is still 157.3MB. Free memory was 91.0MB in the beginning and 90.1MB in the end (delta: 836.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:25:35,473 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 37]: 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 36, overapproximation of someBinaryArithmeticFLOAToperation at line 34. Possible FailurePath: [L29] float IN = __VERIFIER_nondet_float(); [L30] CALL assume_abort_if_not(IN > -1.57079632679f && IN < 1.57079632679f) [L24] COND FALSE !(!cond) [L30] RET assume_abort_if_not(IN > -1.57079632679f && IN < 1.57079632679f) [L32] float x = IN; [L34] float result = x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; VAL [IN=2, x=2] [L36] COND TRUE !(result <= 1.001f && result >= -1.001f) VAL [IN=2, x=2] [L37] reach_error() VAL [IN=2, x=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.36ms. Allocated memory is still 157.3MB. Free memory was 125.1MB in the beginning and 114.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.47ms. Allocated memory is still 157.3MB. Free memory was 114.6MB in the beginning and 113.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.27ms. Allocated memory is still 157.3MB. Free memory was 113.2MB in the beginning and 111.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 382.33ms. Allocated memory is still 157.3MB. Free memory was 111.9MB in the beginning and 101.5MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 439.33ms. Allocated memory is still 157.3MB. Free memory was 101.5MB in the beginning and 91.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 7.26ms. Allocated memory is still 157.3MB. Free memory was 91.0MB in the beginning and 90.1MB in the end (delta: 836.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:25:35,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/sine_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL --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 0c97aef95b7595712e5ad68485e4e45fe6afa93759e7be1863a24c0e9ba7fdb2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:25:38,989 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:25:39,172 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:25:39,242 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:25:39,244 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:25:39,245 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:25:39,246 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:25:39,247 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:25:39,249 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:25:39,256 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:25:39,256 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:25:39,257 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:25:39,258 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:25:39,260 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:25:39,261 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:25:39,261 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:25:39,262 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:25:39,262 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:25:39,263 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:25:39,265 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:25:39,265 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:25:39,266 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:25:39,267 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:25:39,267 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:25:39,268 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:25:39,269 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:25:39,269 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:25:39,270 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:25:39,271 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:25:39,271 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:25:39,273 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:25:39,273 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:25:39,274 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:25:39,275 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:25:39,275 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:25:39,275 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:25:39,276 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:25:39,276 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c97aef95b7595712e5ad68485e4e45fe6afa93759e7be1863a24c0e9ba7fdb2 [2023-11-19 03:25:39,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:25:39,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:25:39,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:25:39,894 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:25:39,895 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:25:39,897 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/floats-cdfpl/sine_3.i [2023-11-19 03:25:43,954 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:25:44,256 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:25:44,256 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/sv-benchmarks/c/floats-cdfpl/sine_3.i [2023-11-19 03:25:44,272 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/data/64f304ec8/457c4c8d29fd4d44a14f4195daa28ac8/FLAG4dc6302f4 [2023-11-19 03:25:44,298 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/data/64f304ec8/457c4c8d29fd4d44a14f4195daa28ac8 [2023-11-19 03:25:44,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:25:44,304 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:25:44,305 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:25:44,306 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:25:44,314 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:25:44,315 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:25:44" (1/1) ... [2023-11-19 03:25:44,317 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d39bffe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:44, skipping insertion in model container [2023-11-19 03:25:44,318 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:25:44" (1/1) ... [2023-11-19 03:25:44,349 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:25:44,569 WARN L240 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_c052d6af-a6f7-4897-a400-b09df48d9be4/sv-benchmarks/c/floats-cdfpl/sine_3.i[1645,1658] [2023-11-19 03:25:44,575 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:25:44,594 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:25:44,616 WARN L240 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_c052d6af-a6f7-4897-a400-b09df48d9be4/sv-benchmarks/c/floats-cdfpl/sine_3.i[1645,1658] [2023-11-19 03:25:44,617 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:25:44,639 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:25:44,639 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:44 WrapperNode [2023-11-19 03:25:44,640 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:25:44,641 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:25:44,642 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:25:44,642 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:25:44,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:44" (1/1) ... [2023-11-19 03:25:44,678 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:44" (1/1) ... [2023-11-19 03:25:44,706 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 22 [2023-11-19 03:25:44,707 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:25:44,708 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:25:44,708 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:25:44,708 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:25:44,721 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:44" (1/1) ... [2023-11-19 03:25:44,721 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:44" (1/1) ... [2023-11-19 03:25:44,732 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:44" (1/1) ... [2023-11-19 03:25:44,733 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:44" (1/1) ... [2023-11-19 03:25:44,756 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:44" (1/1) ... [2023-11-19 03:25:44,766 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:44" (1/1) ... [2023-11-19 03:25:44,768 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:44" (1/1) ... [2023-11-19 03:25:44,770 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:44" (1/1) ... [2023-11-19 03:25:44,774 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:25:44,779 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:25:44,780 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:25:44,780 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:25:44,781 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:44" (1/1) ... [2023-11-19 03:25:44,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:25:44,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:25:44,901 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:25:44,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:25:44,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:25:44,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:25:44,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:25:44,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:25:45,077 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:25:45,081 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:25:55,404 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:25:55,464 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:25:55,464 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:25:55,470 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:25:55 BoogieIcfgContainer [2023-11-19 03:25:55,470 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:25:55,472 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:25:55,472 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:25:55,485 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:25:55,486 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:25:55" (1/1) ... [2023-11-19 03:25:55,498 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:25:55,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:55,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-11-19 03:25:55,566 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-11-19 03:25:55,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:25:55,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:55,571 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:25:55,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:25:55,576 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:25:55,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c052d6af-a6f7-4897-a400-b09df48d9be4/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:25:57,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:25:57,374 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:25:59,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat