./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/sine_4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/sine_4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0c9697f45cc32d075257857f43d72c99135dfd2f2be073758d08f7fd72ff6fcb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:57:01,754 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:57:01,822 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:57:01,828 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:57:01,829 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:57:01,853 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:57:01,854 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:57:01,854 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:57:01,855 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:57:01,856 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:57:01,857 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:57:01,857 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:57:01,858 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:57:01,859 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:57:01,859 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:57:01,860 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:57:01,860 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:57:01,861 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:57:01,862 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:57:01,862 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:57:01,863 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:57:01,864 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:57:01,865 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:57:01,865 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:57:01,866 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:57:01,866 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:57:01,867 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:01,868 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:57:01,868 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:57:01,869 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:57:01,869 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:57:01,870 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:57:01,870 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:57:01,871 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c9697f45cc32d075257857f43d72c99135dfd2f2be073758d08f7fd72ff6fcb [2023-11-19 02:57:02,098 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:57:02,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:57:02,122 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:57:02,123 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:57:02,127 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:57:02,128 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/floats-cdfpl/sine_4.i [2023-11-19 02:57:05,140 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:57:05,385 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:57:05,385 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/sv-benchmarks/c/floats-cdfpl/sine_4.i [2023-11-19 02:57:05,392 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/data/e871824b9/8312bdbc4d0c455fbc1f4dd01e0b7630/FLAGbec9ea9b0 [2023-11-19 02:57:05,405 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/data/e871824b9/8312bdbc4d0c455fbc1f4dd01e0b7630 [2023-11-19 02:57:05,408 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:57:05,409 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:57:05,411 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:05,411 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:57:05,416 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:57:05,417 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:05" (1/1) ... [2023-11-19 02:57:05,418 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ae09441 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:05, skipping insertion in model container [2023-11-19 02:57:05,419 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:05" (1/1) ... [2023-11-19 02:57:05,444 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:57:05,611 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/sv-benchmarks/c/floats-cdfpl/sine_4.i[1643,1656] [2023-11-19 02:57:05,616 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:05,627 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:57:05,649 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/sv-benchmarks/c/floats-cdfpl/sine_4.i[1643,1656] [2023-11-19 02:57:05,650 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:05,663 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:57:05,663 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:05 WrapperNode [2023-11-19 02:57:05,663 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:05,665 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:05,665 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:57:05,665 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:57:05,672 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:05" (1/1) ... [2023-11-19 02:57:05,680 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:05" (1/1) ... [2023-11-19 02:57:05,695 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 21 [2023-11-19 02:57:05,696 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:05,696 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:57:05,696 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:57:05,696 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:57:05,703 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:05" (1/1) ... [2023-11-19 02:57:05,703 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:05" (1/1) ... [2023-11-19 02:57:05,704 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:05" (1/1) ... [2023-11-19 02:57:05,705 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:05" (1/1) ... [2023-11-19 02:57:05,708 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:05" (1/1) ... [2023-11-19 02:57:05,710 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:05" (1/1) ... [2023-11-19 02:57:05,716 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:05" (1/1) ... [2023-11-19 02:57:05,717 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:05" (1/1) ... [2023-11-19 02:57:05,718 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:57:05,719 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:57:05,719 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:57:05,720 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:57:05,720 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:05" (1/1) ... [2023-11-19 02:57:05,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:05,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:57:05,753 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:57:05,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:57:05,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:57:05,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:57:05,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:57:05,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:57:05,843 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:57:05,845 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:57:05,933 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:57:05,972 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:57:05,972 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:57:05,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:05 BoogieIcfgContainer [2023-11-19 02:57:05,977 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:57:05,978 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:57:05,978 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:57:05,987 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:57:05,987 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:05" (1/1) ... [2023-11-19 02:57:05,995 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:57:06,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:06,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-11-19 02:57:06,043 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-11-19 02:57:06,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:57:06,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:06,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:57:06,135 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:57:06,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:57:06,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:57:06,217 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:57:06,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:57:06,239 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 02:57:06,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:57:06 ImpRootNode [2023-11-19 02:57:06,268 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:57:06,271 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:57:06,272 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:57:06,272 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:57:06,272 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:05" (3/4) ... [2023-11-19 02:57:06,275 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 02:57:06,277 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:57:06,278 INFO L158 Benchmark]: Toolchain (without parser) took 868.19ms. Allocated memory is still 163.6MB. Free memory was 117.8MB in the beginning and 83.2MB in the end (delta: 34.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-19 02:57:06,279 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 163.6MB. Free memory is still 110.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:06,280 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.92ms. Allocated memory is still 163.6MB. Free memory was 117.8MB in the beginning and 107.4MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:57:06,282 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.11ms. Allocated memory is still 163.6MB. Free memory was 107.4MB in the beginning and 105.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:57:06,283 INFO L158 Benchmark]: Boogie Preprocessor took 22.53ms. Allocated memory is still 163.6MB. Free memory was 105.7MB in the beginning and 104.8MB in the end (delta: 958.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:06,283 INFO L158 Benchmark]: RCFGBuilder took 257.56ms. Allocated memory is still 163.6MB. Free memory was 104.8MB in the beginning and 94.1MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:57:06,285 INFO L158 Benchmark]: CodeCheck took 290.40ms. Allocated memory is still 163.6MB. Free memory was 94.1MB in the beginning and 83.2MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:57:06,285 INFO L158 Benchmark]: Witness Printer took 5.47ms. Allocated memory is still 163.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:06,294 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 - UnprovableResult [Line: 37]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 36, overapproximation of someBinaryArithmeticFLOAToperation at line 34. Possible FailurePath: [L29] float IN = __VERIFIER_nondet_float(); [L30] CALL assume_abort_if_not(IN > -1.57079632679f && IN < 1.57079632679f) [L24] COND FALSE !(!cond) [L30] RET assume_abort_if_not(IN > -1.57079632679f && IN < 1.57079632679f) [L32] float x = IN; [L34] float result = x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; VAL [IN=2, x=2] [L36] COND TRUE !(result <= 1.01f && result >= -1.01f) VAL [IN=2, x=2] [L37] reach_error() VAL [IN=2, x=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 163.6MB. Free memory is still 110.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 252.92ms. Allocated memory is still 163.6MB. Free memory was 117.8MB in the beginning and 107.4MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.11ms. Allocated memory is still 163.6MB. Free memory was 107.4MB in the beginning and 105.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.53ms. Allocated memory is still 163.6MB. Free memory was 105.7MB in the beginning and 104.8MB in the end (delta: 958.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 257.56ms. Allocated memory is still 163.6MB. Free memory was 104.8MB in the beginning and 94.1MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 290.40ms. Allocated memory is still 163.6MB. Free memory was 94.1MB in the beginning and 83.2MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 5.47ms. Allocated memory is still 163.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 02:57:06,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/sine_4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0c9697f45cc32d075257857f43d72c99135dfd2f2be073758d08f7fd72ff6fcb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:57:09,012 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:57:09,137 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 02:57:09,202 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:57:09,203 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:57:09,203 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:57:09,204 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:57:09,205 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:57:09,206 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:57:09,211 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:57:09,212 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:57:09,212 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:57:09,213 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:57:09,214 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:57:09,215 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:57:09,215 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:57:09,216 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:57:09,216 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:57:09,216 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:57:09,217 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:57:09,218 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:57:09,219 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:57:09,219 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:57:09,219 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:57:09,220 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:57:09,220 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:57:09,221 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:57:09,221 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:57:09,222 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:09,222 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:57:09,223 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:57:09,224 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:57:09,224 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:57:09,225 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:57:09,225 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:57:09,225 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:57:09,225 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:57:09,226 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c9697f45cc32d075257857f43d72c99135dfd2f2be073758d08f7fd72ff6fcb [2023-11-19 02:57:09,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:57:09,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:57:09,654 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:57:09,655 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:57:09,656 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:57:09,658 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/floats-cdfpl/sine_4.i [2023-11-19 02:57:12,867 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:57:13,193 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:57:13,194 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/sv-benchmarks/c/floats-cdfpl/sine_4.i [2023-11-19 02:57:13,202 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/data/e4c68fb77/f78c8d569793471e84bfdfe6a7d01ebf/FLAG157f39535 [2023-11-19 02:57:13,219 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/data/e4c68fb77/f78c8d569793471e84bfdfe6a7d01ebf [2023-11-19 02:57:13,222 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:57:13,225 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:57:13,226 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:13,227 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:57:13,233 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:57:13,234 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:13" (1/1) ... [2023-11-19 02:57:13,235 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e6db8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:13, skipping insertion in model container [2023-11-19 02:57:13,236 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:13" (1/1) ... [2023-11-19 02:57:13,263 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:57:13,551 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/sv-benchmarks/c/floats-cdfpl/sine_4.i[1643,1656] [2023-11-19 02:57:13,558 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:13,581 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:57:13,613 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/sv-benchmarks/c/floats-cdfpl/sine_4.i[1643,1656] [2023-11-19 02:57:13,621 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:13,649 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:57:13,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:13 WrapperNode [2023-11-19 02:57:13,650 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:13,652 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:13,652 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:57:13,652 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:57:13,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:13" (1/1) ... [2023-11-19 02:57:13,692 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:13" (1/1) ... [2023-11-19 02:57:13,721 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 22 [2023-11-19 02:57:13,722 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:13,724 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:57:13,725 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:57:13,725 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:57:13,736 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:13" (1/1) ... [2023-11-19 02:57:13,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:13" (1/1) ... [2023-11-19 02:57:13,748 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:13" (1/1) ... [2023-11-19 02:57:13,749 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:13" (1/1) ... [2023-11-19 02:57:13,773 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:13" (1/1) ... [2023-11-19 02:57:13,783 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:13" (1/1) ... [2023-11-19 02:57:13,786 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:13" (1/1) ... [2023-11-19 02:57:13,787 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:13" (1/1) ... [2023-11-19 02:57:13,792 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:57:13,796 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:57:13,797 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:57:13,797 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:57:13,798 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:13" (1/1) ... [2023-11-19 02:57:13,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:13,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:57:13,855 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:57:13,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:57:13,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:57:13,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:57:13,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:57:13,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:57:14,001 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:57:14,004 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:57:21,524 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:57:21,570 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:57:21,571 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:57:21,574 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:21 BoogieIcfgContainer [2023-11-19 02:57:21,575 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:57:21,575 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:57:21,576 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:57:21,586 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:57:21,586 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:21" (1/1) ... [2023-11-19 02:57:21,620 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:57:21,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:21,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-11-19 02:57:21,683 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-11-19 02:57:21,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:57:21,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:21,686 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:57:21,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:57:21,693 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:57:21,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a074b110-d55c-4bf4-b871-dabba2ff7c34/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process