./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-nonlinear/coral-benchmark20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-nonlinear/coral-benchmark20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b --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 9dedb0728b3792362987c8abb931c76242b61fe495915d3d202e3235d1ac45be --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:52:17,009 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:52:17,065 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:52:17,070 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:52:17,070 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:52:17,089 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:52:17,090 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:52:17,090 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:52:17,090 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:52:17,090 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:52:17,091 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:52:17,091 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:52:17,091 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:52:17,091 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:52:17,091 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:52:17,091 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:52:17,091 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:52:17,091 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:52:17,091 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:52:17,091 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:52:17,092 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:52:17,092 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:52:17,092 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:52:17,092 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:52:17,092 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:52:17,092 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:52:17,092 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:52:17,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:52:17,092 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:52:17,092 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:52:17,092 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:52:17,093 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:52:17,093 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:52:17,093 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b 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 -> 9dedb0728b3792362987c8abb931c76242b61fe495915d3d202e3235d1ac45be [2024-12-06 01:52:17,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:52:17,337 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:52:17,339 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:52:17,340 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:52:17,341 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:52:17,342 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-nonlinear/coral-benchmark20.c [2024-12-06 01:52:19,911 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/data/0eb76aea2/309d3dfe10244ef09b864e38218917d4/FLAGd4e503fc0 [2024-12-06 01:52:20,105 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:52:20,106 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/sv-benchmarks/c/floats-nonlinear/coral-benchmark20.c [2024-12-06 01:52:20,112 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/data/0eb76aea2/309d3dfe10244ef09b864e38218917d4/FLAGd4e503fc0 [2024-12-06 01:52:20,132 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/data/0eb76aea2/309d3dfe10244ef09b864e38218917d4 [2024-12-06 01:52:20,134 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:52:20,135 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:52:20,137 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:52:20,137 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:52:20,141 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:52:20,141 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:52:20" (1/1) ... [2024-12-06 01:52:20,142 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e2a1ee8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:20, skipping insertion in model container [2024-12-06 01:52:20,142 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:52:20" (1/1) ... [2024-12-06 01:52:20,152 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:52:20,250 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_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/sv-benchmarks/c/floats-nonlinear/coral-benchmark20.c[758,771] [2024-12-06 01:52:20,259 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:52:20,266 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:52:20,273 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_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/sv-benchmarks/c/floats-nonlinear/coral-benchmark20.c[758,771] [2024-12-06 01:52:20,276 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:52:20,286 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:52:20,286 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:20 WrapperNode [2024-12-06 01:52:20,286 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:52:20,287 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:52:20,287 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:52:20,287 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:52:20,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:20" (1/1) ... [2024-12-06 01:52:20,296 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:20" (1/1) ... [2024-12-06 01:52:20,307 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 42 [2024-12-06 01:52:20,307 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:52:20,308 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:52:20,308 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:52:20,308 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:52:20,312 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:20" (1/1) ... [2024-12-06 01:52:20,312 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:20" (1/1) ... [2024-12-06 01:52:20,313 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:20" (1/1) ... [2024-12-06 01:52:20,313 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:20" (1/1) ... [2024-12-06 01:52:20,316 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:20" (1/1) ... [2024-12-06 01:52:20,317 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:20" (1/1) ... [2024-12-06 01:52:20,318 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:20" (1/1) ... [2024-12-06 01:52:20,319 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:20" (1/1) ... [2024-12-06 01:52:20,319 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:20" (1/1) ... [2024-12-06 01:52:20,320 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:52:20,321 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:52:20,321 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:52:20,321 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:52:20,322 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:20" (1/1) ... [2024-12-06 01:52:20,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:52:20,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:52:20,346 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:52:20,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:52:20,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:52:20,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:52:20,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:52:20,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:52:20,410 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:52:20,412 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:52:20,484 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-12-06 01:52:20,484 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:52:20,524 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:52:20,524 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 01:52:20,524 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:52:20 BoogieIcfgContainer [2024-12-06 01:52:20,525 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:52:20,525 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:52:20,525 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:52:20,533 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:52:20,533 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:52:20" (1/1) ... [2024-12-06 01:52:20,539 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:52:20,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:52:20,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 01:52:20,574 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 01:52:20,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 01:52:20,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:52:20,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:52:20,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:52:20,638 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:52:20,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:52:20,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:52:20,675 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:52:20,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:52:20,688 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 01:52:20,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:52:20 ImpRootNode [2024-12-06 01:52:20,700 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:52:20,701 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:52:20,701 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:52:20,701 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:52:20,702 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:52:20" (3/4) ... [2024-12-06 01:52:20,704 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 01:52:20,704 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:52:20,705 INFO L158 Benchmark]: Toolchain (without parser) took 569.89ms. Allocated memory is still 142.6MB. Free memory was 118.5MB in the beginning and 83.5MB in the end (delta: 35.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 01:52:20,705 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:52:20,706 INFO L158 Benchmark]: CACSL2BoogieTranslator took 149.75ms. Allocated memory is still 142.6MB. Free memory was 118.3MB in the beginning and 107.6MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:52:20,706 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.54ms. Allocated memory is still 142.6MB. Free memory was 107.6MB in the beginning and 106.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:52:20,706 INFO L158 Benchmark]: Boogie Preprocessor took 12.72ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 105.8MB in the end (delta: 623.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:52:20,707 INFO L158 Benchmark]: RCFGBuilder took 203.55ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 94.3MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:52:20,707 INFO L158 Benchmark]: CodeCheck took 175.06ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 83.6MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:52:20,708 INFO L158 Benchmark]: Witness Printer took 3.43ms. Allocated memory is still 142.6MB. Free memory was 83.6MB in the beginning and 83.5MB in the end (delta: 189.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:52:20,710 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: 0.1s, 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, ConComCheckerStatistics: No data available - UnprovableResult [Line: 22]: 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 cos at line 31, overapproximation of someBinaryDOUBLEComparisonOperation at line 31. Possible FailurePath: [L38] double x, y; [L39] x = __VERIFIER_nondet_double() [L40] y = __VERIFIER_nondet_double() [L41] CALL, EXPR benchmark20(x, y) [L31] COND TRUE sin(sin(x * y)) < 0 && cos(2 * x) > 0.25 [L32] return 1; [L41] RET, EXPR benchmark20(x, y) [L41] CALL __VERIFIER_assert(!benchmark20(x, y)) [L20] COND TRUE !(cond) [L22] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 149.75ms. Allocated memory is still 142.6MB. Free memory was 118.3MB in the beginning and 107.6MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.54ms. Allocated memory is still 142.6MB. Free memory was 107.6MB in the beginning and 106.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 12.72ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 105.8MB in the end (delta: 623.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 203.55ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 94.3MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 175.06ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 83.6MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 3.43ms. Allocated memory is still 142.6MB. Free memory was 83.6MB in the beginning and 83.5MB in the end (delta: 189.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 01:52:20,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-nonlinear/coral-benchmark20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b --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 9dedb0728b3792362987c8abb931c76242b61fe495915d3d202e3235d1ac45be --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:52:22,628 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:52:22,699 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 01:52:22,722 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:52:22,723 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:52:22,723 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:52:22,723 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:52:22,723 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:52:22,723 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:52:22,723 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:52:22,723 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:52:22,724 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:52:22,724 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:52:22,724 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:52:22,724 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:52:22,724 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:52:22,724 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:52:22,724 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:52:22,724 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:52:22,724 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:52:22,724 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:52:22,725 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:52:22,725 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:52:22,725 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:52:22,725 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:52:22,725 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:52:22,725 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:52:22,726 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:52:22,726 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:52:22,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:52:22,726 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:52:22,726 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:52:22,726 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:52:22,726 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:52:22,726 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:52:22,726 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:52:22,726 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b 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 -> 9dedb0728b3792362987c8abb931c76242b61fe495915d3d202e3235d1ac45be [2024-12-06 01:52:22,945 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:52:22,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:52:22,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:52:22,954 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:52:22,954 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:52:22,956 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-nonlinear/coral-benchmark20.c [2024-12-06 01:52:25,607 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/data/212e99d53/ca6c082c621c4739a01d2bc757adedea/FLAG5c9b138d5 [2024-12-06 01:52:25,803 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:52:25,804 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/sv-benchmarks/c/floats-nonlinear/coral-benchmark20.c [2024-12-06 01:52:25,810 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/data/212e99d53/ca6c082c621c4739a01d2bc757adedea/FLAG5c9b138d5 [2024-12-06 01:52:25,821 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/data/212e99d53/ca6c082c621c4739a01d2bc757adedea [2024-12-06 01:52:25,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:52:25,824 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:52:25,826 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:52:25,826 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:52:25,830 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:52:25,831 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:52:25" (1/1) ... [2024-12-06 01:52:25,832 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a5f02bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:25, skipping insertion in model container [2024-12-06 01:52:25,832 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:52:25" (1/1) ... [2024-12-06 01:52:25,844 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:52:25,975 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_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/sv-benchmarks/c/floats-nonlinear/coral-benchmark20.c[758,771] [2024-12-06 01:52:25,988 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:52:26,002 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:52:26,013 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_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/sv-benchmarks/c/floats-nonlinear/coral-benchmark20.c[758,771] [2024-12-06 01:52:26,016 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:52:26,031 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:52:26,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:26 WrapperNode [2024-12-06 01:52:26,032 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:52:26,033 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:52:26,033 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:52:26,033 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:52:26,040 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:26" (1/1) ... [2024-12-06 01:52:26,047 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:26" (1/1) ... [2024-12-06 01:52:26,062 INFO L138 Inliner]: procedures = 17, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 42 [2024-12-06 01:52:26,063 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:52:26,063 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:52:26,063 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:52:26,064 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:52:26,070 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:26" (1/1) ... [2024-12-06 01:52:26,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:26" (1/1) ... [2024-12-06 01:52:26,071 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:26" (1/1) ... [2024-12-06 01:52:26,072 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:26" (1/1) ... [2024-12-06 01:52:26,077 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:26" (1/1) ... [2024-12-06 01:52:26,078 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:26" (1/1) ... [2024-12-06 01:52:26,079 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:26" (1/1) ... [2024-12-06 01:52:26,080 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:26" (1/1) ... [2024-12-06 01:52:26,081 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:26" (1/1) ... [2024-12-06 01:52:26,083 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:52:26,084 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:52:26,084 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:52:26,084 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:52:26,085 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:26" (1/1) ... [2024-12-06 01:52:26,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:52:26,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:52:26,115 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:52:26,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:52:26,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:52:26,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:52:26,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:52:26,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:52:26,198 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:52:26,199 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:52:26,294 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-12-06 01:52:26,294 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:52:26,349 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:52:26,349 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 01:52:26,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:52:26 BoogieIcfgContainer [2024-12-06 01:52:26,350 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:52:26,351 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:52:26,351 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:52:26,358 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:52:26,358 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:52:26" (1/1) ... [2024-12-06 01:52:26,365 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:52:26,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:52:26,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 01:52:26,400 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 01:52:26,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 01:52:26,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:52:26,402 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:52:26,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:52:26,404 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:52:26,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bca3eb5f-9a08-4dd7-b4d7-ecaa7e7526fb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:52:26,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:52:26,501 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:52:26,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat