./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-nonlinear/coral-benchmark27.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_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/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_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/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_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/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 b0526787a8a9af9e96b8715dde2387a33fc387937a5fad509bc845d5e1cca2e1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:42:52,360 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:42:52,415 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:42:52,420 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:42:52,420 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:42:52,438 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:42:52,439 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:42:52,439 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:42:52,440 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:42:52,440 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:42:52,440 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:42:52,440 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:42:52,440 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:42:52,440 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:42:52,440 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:42:52,440 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:42:52,440 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:42:52,440 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:42:52,441 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:42:52,441 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:42:52,441 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:42:52,441 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:42:52,441 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:42:52,441 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:42:52,441 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:42:52,441 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:42:52,441 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:42:52,441 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:42:52,442 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:42:52,442 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:42:52,442 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:42:52,442 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:42:52,442 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:42:52,442 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_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/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 -> b0526787a8a9af9e96b8715dde2387a33fc387937a5fad509bc845d5e1cca2e1 [2024-12-05 21:42:52,669 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:42:52,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:42:52,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:42:52,681 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:42:52,681 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:42:52,682 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c [2024-12-05 21:42:55,329 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/data/75039ca40/7de940217dd44290ac5d3cc7dcb551f3/FLAGe56888843 [2024-12-05 21:42:55,540 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:42:55,541 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c [2024-12-05 21:42:55,546 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/data/75039ca40/7de940217dd44290ac5d3cc7dcb551f3/FLAGe56888843 [2024-12-05 21:42:55,912 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/data/75039ca40/7de940217dd44290ac5d3cc7dcb551f3 [2024-12-05 21:42:55,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:42:55,916 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:42:55,917 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:42:55,917 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:42:55,920 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:42:55,921 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:42:55" (1/1) ... [2024-12-05 21:42:55,922 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56009113 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:55, skipping insertion in model container [2024-12-05 21:42:55,922 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:42:55" (1/1) ... [2024-12-05 21:42:55,932 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:42:56,031 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_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c[758,771] [2024-12-05 21:42:56,040 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:42:56,048 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:42:56,055 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_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c[758,771] [2024-12-05 21:42:56,059 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:42:56,068 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:42:56,069 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:56 WrapperNode [2024-12-05 21:42:56,069 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:42:56,070 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:42:56,070 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:42:56,070 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:42:56,074 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:56" (1/1) ... [2024-12-05 21:42:56,078 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:56" (1/1) ... [2024-12-05 21:42:56,090 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 61 [2024-12-05 21:42:56,090 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:42:56,091 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:42:56,091 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:42:56,091 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:42:56,095 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:56" (1/1) ... [2024-12-05 21:42:56,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:56" (1/1) ... [2024-12-05 21:42:56,096 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:56" (1/1) ... [2024-12-05 21:42:56,096 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:56" (1/1) ... [2024-12-05 21:42:56,099 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:56" (1/1) ... [2024-12-05 21:42:56,100 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:56" (1/1) ... [2024-12-05 21:42:56,101 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:56" (1/1) ... [2024-12-05 21:42:56,102 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:56" (1/1) ... [2024-12-05 21:42:56,103 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:56" (1/1) ... [2024-12-05 21:42:56,104 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:42:56,105 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:42:56,105 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:42:56,105 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:42:56,106 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:56" (1/1) ... [2024-12-05 21:42:56,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:42:56,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:42:56,134 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:42:56,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:42:56,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:42:56,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:42:56,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:42:56,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:42:56,217 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:42:56,219 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:42:56,302 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-12-05 21:42:56,302 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:42:56,348 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:42:56,348 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 21:42:56,348 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:42:56 BoogieIcfgContainer [2024-12-05 21:42:56,348 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:42:56,349 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:42:56,349 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:42:56,359 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:42:56,359 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:42:56" (1/1) ... [2024-12-05 21:42:56,368 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:42:56,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:56,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-05 21:42:56,415 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-05 21:42:56,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 21:42:56,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:56,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:56,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:42:56,490 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:42:56,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:42:56,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:42:56,532 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:42:56,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:42:56,550 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 21:42:56,565 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 09:42:56 ImpRootNode [2024-12-05 21:42:56,565 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 21:42:56,565 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 21:42:56,565 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 21:42:56,565 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 21:42:56,566 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:42:56" (3/4) ... [2024-12-05 21:42:56,569 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 21:42:56,569 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 21:42:56,570 INFO L158 Benchmark]: Toolchain (without parser) took 654.63ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 57.9MB in the end (delta: 35.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-05 21:42:56,571 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:42:56,571 INFO L158 Benchmark]: CACSL2BoogieTranslator took 152.20ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 82.2MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:42:56,572 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.88ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 80.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:42:56,572 INFO L158 Benchmark]: Boogie Preprocessor took 13.52ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 80.1MB in the end (delta: 704.1kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:42:56,573 INFO L158 Benchmark]: RCFGBuilder took 243.23ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 68.6MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:42:56,573 INFO L158 Benchmark]: CodeCheck took 215.85ms. Allocated memory is still 117.4MB. Free memory was 68.6MB in the beginning and 57.9MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:42:56,573 INFO L158 Benchmark]: Witness Printer took 4.36ms. Allocated memory is still 117.4MB. Free memory is still 57.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:42:56,576 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: 0.2s, 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, z; [L39] x = __VERIFIER_nondet_double() [L40] y = __VERIFIER_nondet_double() [L41] z = __VERIFIER_nondet_double() [L42] CALL, EXPR benchmark27(x, y, z) [L31] COND TRUE sin(x * cos(y * sin(z))) > cos(x * sin(y * cos(z))) && sin(cos(x * y)) < cos(sin(x * y)) [L32] return 1; [L42] RET, EXPR benchmark27(x, y, z) [L42] CALL __VERIFIER_assert(!benchmark27(x, y, z)) [L20] COND TRUE !(cond) [L22] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 152.20ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 82.2MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.88ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 80.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 13.52ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 80.1MB in the end (delta: 704.1kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 243.23ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 68.6MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 215.85ms. Allocated memory is still 117.4MB. Free memory was 68.6MB in the beginning and 57.9MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.36ms. Allocated memory is still 117.4MB. Free memory is still 57.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 21:42:56,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/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_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/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_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/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_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/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 b0526787a8a9af9e96b8715dde2387a33fc387937a5fad509bc845d5e1cca2e1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:42:58,536 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:42:58,613 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:42:58,639 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:42:58,640 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:42:58,640 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:42:58,641 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:42:58,641 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:42:58,641 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:42:58,641 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:42:58,641 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:42:58,641 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:42:58,641 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:42:58,641 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:42:58,642 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:42:58,642 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:42:58,642 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:42:58,642 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:42:58,642 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:42:58,642 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:42:58,642 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:42:58,642 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:42:58,642 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:42:58,642 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:42:58,643 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:42:58,643 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:42:58,643 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:58,643 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:42:58,643 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:42:58,643 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:42:58,643 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:42:58,643 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:42:58,643 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:42:58,643 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:42:58,643 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:58,644 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:42:58,644 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_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/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 -> b0526787a8a9af9e96b8715dde2387a33fc387937a5fad509bc845d5e1cca2e1 [2024-12-05 21:42:58,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:42:58,904 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:42:58,906 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:42:58,907 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:42:58,907 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:42:58,909 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c [2024-12-05 21:43:01,597 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/data/4a582f2ca/446e8c9f3b964f038da86d787f21186f/FLAG663d9000f [2024-12-05 21:43:01,749 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:43:01,750 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c [2024-12-05 21:43:01,756 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/data/4a582f2ca/446e8c9f3b964f038da86d787f21186f/FLAG663d9000f [2024-12-05 21:43:01,767 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/data/4a582f2ca/446e8c9f3b964f038da86d787f21186f [2024-12-05 21:43:01,769 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:43:01,770 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:43:01,771 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:43:01,772 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:43:01,776 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:43:01,777 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:43:01" (1/1) ... [2024-12-05 21:43:01,778 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58db5821 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:01, skipping insertion in model container [2024-12-05 21:43:01,778 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:43:01" (1/1) ... [2024-12-05 21:43:01,791 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:43:01,919 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_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c[758,771] [2024-12-05 21:43:01,929 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:43:01,944 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:43:01,954 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_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c[758,771] [2024-12-05 21:43:01,958 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:43:01,973 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:43:01,974 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:01 WrapperNode [2024-12-05 21:43:01,974 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:43:01,975 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:43:01,975 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:43:01,975 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:43:01,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:01" (1/1) ... [2024-12-05 21:43:01,989 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:01" (1/1) ... [2024-12-05 21:43:02,004 INFO L138 Inliner]: procedures = 17, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 61 [2024-12-05 21:43:02,004 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:43:02,004 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:43:02,005 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:43:02,005 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:43:02,011 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:01" (1/1) ... [2024-12-05 21:43:02,011 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:01" (1/1) ... [2024-12-05 21:43:02,013 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:01" (1/1) ... [2024-12-05 21:43:02,013 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:01" (1/1) ... [2024-12-05 21:43:02,019 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:01" (1/1) ... [2024-12-05 21:43:02,020 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:01" (1/1) ... [2024-12-05 21:43:02,021 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:01" (1/1) ... [2024-12-05 21:43:02,023 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:01" (1/1) ... [2024-12-05 21:43:02,023 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:01" (1/1) ... [2024-12-05 21:43:02,025 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:43:02,025 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:43:02,025 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:43:02,025 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:43:02,026 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:01" (1/1) ... [2024-12-05 21:43:02,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:43:02,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:43:02,055 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:43:02,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:43:02,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:43:02,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:43:02,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:43:02,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:43:02,137 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:43:02,138 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:43:02,236 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-12-05 21:43:02,236 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:43:02,287 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:43:02,288 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 21:43:02,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:43:02 BoogieIcfgContainer [2024-12-05 21:43:02,288 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:43:02,289 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:43:02,289 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:43:02,299 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:43:02,299 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:43:02" (1/1) ... [2024-12-05 21:43:02,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:43:02,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:02,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-05 21:43:02,346 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-05 21:43:02,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 21:43:02,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:02,348 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:43:02,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:43:02,350 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:43:02,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb1e7f68-523e-44f7-95a9-94bbe4ef3cf9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:43:02,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:43:02,493 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:43:02,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat