./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-nonlinear/coral-benchmark20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-nonlinear/coral-benchmark20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9dedb0728b3792362987c8abb931c76242b61fe495915d3d202e3235d1ac45be --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:59:28,953 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:59:29,045 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:59:29,053 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:59:29,053 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:59:29,090 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:59:29,091 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:59:29,091 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:59:29,092 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:59:29,092 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:59:29,093 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:59:29,093 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:59:29,094 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:59:29,095 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:59:29,095 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:59:29,096 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:59:29,096 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:59:29,096 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:59:29,097 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:59:29,097 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:59:29,097 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:59:29,101 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:59:29,102 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:59:29,102 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:59:29,102 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:59:29,103 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:59:29,103 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:59:29,103 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:59:29,103 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:59:29,104 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:59:29,104 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:59:29,104 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:59:29,104 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:59:29,105 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_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9dedb0728b3792362987c8abb931c76242b61fe495915d3d202e3235d1ac45be [2024-11-09 00:59:29,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:59:29,401 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:59:29,404 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:59:29,406 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:59:29,406 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:59:29,408 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-nonlinear/coral-benchmark20.c Unable to find full path for "g++" [2024-11-09 00:59:31,373 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:59:31,551 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:59:31,552 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/sv-benchmarks/c/floats-nonlinear/coral-benchmark20.c [2024-11-09 00:59:31,559 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/data/03cc2562e/935c4b25c28d4838a3d5ab29fe8ee160/FLAG412947f3f [2024-11-09 00:59:31,574 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/data/03cc2562e/935c4b25c28d4838a3d5ab29fe8ee160 [2024-11-09 00:59:31,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:59:31,579 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:59:31,580 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:59:31,581 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:59:31,586 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:59:31,587 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:59:31" (1/1) ... [2024-11-09 00:59:31,588 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5259ee5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:31, skipping insertion in model container [2024-11-09 00:59:31,589 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:59:31" (1/1) ... [2024-11-09 00:59:31,608 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:59:31,789 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_accc416f-5e9e-4362-8cd3-1108c7d2505c/sv-benchmarks/c/floats-nonlinear/coral-benchmark20.c[758,771] [2024-11-09 00:59:31,802 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:59:31,814 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:59:31,826 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_accc416f-5e9e-4362-8cd3-1108c7d2505c/sv-benchmarks/c/floats-nonlinear/coral-benchmark20.c[758,771] [2024-11-09 00:59:31,829 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:59:31,847 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:59:31,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:31 WrapperNode [2024-11-09 00:59:31,848 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:59:31,849 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:59:31,850 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:59:31,850 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:59:31,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:31" (1/1) ... [2024-11-09 00:59:31,864 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:31" (1/1) ... [2024-11-09 00:59:31,881 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 42 [2024-11-09 00:59:31,882 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:59:31,883 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:59:31,883 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:59:31,883 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:59:31,892 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:31" (1/1) ... [2024-11-09 00:59:31,893 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:31" (1/1) ... [2024-11-09 00:59:31,894 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:31" (1/1) ... [2024-11-09 00:59:31,894 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:31" (1/1) ... [2024-11-09 00:59:31,898 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:31" (1/1) ... [2024-11-09 00:59:31,900 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:31" (1/1) ... [2024-11-09 00:59:31,901 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:31" (1/1) ... [2024-11-09 00:59:31,902 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:31" (1/1) ... [2024-11-09 00:59:31,903 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:59:31,904 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:59:31,905 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:59:31,905 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:59:31,906 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:31" (1/1) ... [2024-11-09 00:59:31,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:59:31,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:59:31,935 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:59:31,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:59:31,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:59:31,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:59:31,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:59:31,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:59:32,040 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:59:32,042 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:59:32,135 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-09 00:59:32,135 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:59:32,197 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:59:32,197 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:59:32,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:59:32 BoogieIcfgContainer [2024-11-09 00:59:32,198 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:59:32,199 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:59:32,199 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:59:32,209 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:59:32,209 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:59:32" (1/1) ... [2024-11-09 00:59:32,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:59:32,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:32,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-09 00:59:32,272 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-09 00:59:32,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 00:59:32,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:32,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:59:32,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:59:32,378 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:59:32,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:59:32,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:59:32,435 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:59:32,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:59:32,451 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:59:32,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:59:32 ImpRootNode [2024-11-09 00:59:32,472 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:59:32,473 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:59:32,473 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:59:32,473 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:59:32,474 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:59:32" (3/4) ... [2024-11-09 00:59:32,477 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:59:32,478 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:59:32,479 INFO L158 Benchmark]: Toolchain (without parser) took 900.35ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 65.3MB in the end (delta: 38.4MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-11-09 00:59:32,480 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 107.0MB. Free memory is still 76.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:59:32,481 INFO L158 Benchmark]: CACSL2BoogieTranslator took 268.47ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 91.9MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:59:32,482 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.69ms. Allocated memory is still 142.6MB. Free memory was 91.7MB in the beginning and 89.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:59:32,482 INFO L158 Benchmark]: Boogie Preprocessor took 21.01ms. Allocated memory is still 142.6MB. Free memory was 89.8MB in the beginning and 89.0MB in the end (delta: 825.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:59:32,483 INFO L158 Benchmark]: RCFGBuilder took 293.83ms. Allocated memory is still 142.6MB. Free memory was 89.0MB in the beginning and 77.3MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:59:32,484 INFO L158 Benchmark]: CodeCheck took 272.98ms. Allocated memory is still 142.6MB. Free memory was 77.3MB in the beginning and 65.3MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:59:32,484 INFO L158 Benchmark]: Witness Printer took 5.83ms. Allocated memory is still 142.6MB. Free memory is still 65.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:59:32,488 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: 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 someBinaryDOUBLEComparisonOperation at line 31, overapproximation of cos at line 31. Possible FailurePath: [L38] double x, y; [L39] x = __VERIFIER_nondet_double() [L40] y = __VERIFIER_nondet_double() [L41] CALL, EXPR benchmark20(x, y) [L31] COND TRUE sin(sin(x * y)) < 0 && cos(2 * x) > 0.25 [L32] return 1; [L41] RET, EXPR benchmark20(x, y) [L41] CALL __VERIFIER_assert(!benchmark20(x, y)) [L20] COND TRUE !(cond) [L22] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 107.0MB. Free memory is still 76.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 268.47ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 91.9MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.69ms. Allocated memory is still 142.6MB. Free memory was 91.7MB in the beginning and 89.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.01ms. Allocated memory is still 142.6MB. Free memory was 89.8MB in the beginning and 89.0MB in the end (delta: 825.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 293.83ms. Allocated memory is still 142.6MB. Free memory was 89.0MB in the beginning and 77.3MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 272.98ms. Allocated memory is still 142.6MB. Free memory was 77.3MB in the beginning and 65.3MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 5.83ms. Allocated memory is still 142.6MB. Free memory is still 65.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:59:32,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-nonlinear/coral-benchmark20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9dedb0728b3792362987c8abb931c76242b61fe495915d3d202e3235d1ac45be --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:59:34,972 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:59:35,062 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:59:35,122 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:59:35,123 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:59:35,124 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:59:35,126 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:59:35,127 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:59:35,128 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:59:35,129 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:59:35,130 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:59:35,130 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:59:35,130 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:59:35,131 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:59:35,131 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:59:35,133 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:59:35,134 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:59:35,134 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:59:35,135 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:59:35,135 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:59:35,135 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:59:35,139 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:59:35,140 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:59:35,140 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:59:35,140 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:59:35,141 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:59:35,141 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:35,141 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:59:35,141 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:59:35,142 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:59:35,142 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:59:35,142 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:59:35,143 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:59:35,143 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:59:35,143 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:35,143 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:59:35,144 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_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9dedb0728b3792362987c8abb931c76242b61fe495915d3d202e3235d1ac45be [2024-11-09 00:59:35,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:59:35,541 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:59:35,547 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:59:35,548 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:59:35,550 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:59:35,552 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-nonlinear/coral-benchmark20.c Unable to find full path for "g++" [2024-11-09 00:59:37,554 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:59:37,783 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:59:37,784 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/sv-benchmarks/c/floats-nonlinear/coral-benchmark20.c [2024-11-09 00:59:37,792 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/data/7ea389a93/928c7b86acc341588fff7f5c6d6d263c/FLAG97ce1a24e [2024-11-09 00:59:38,127 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/data/7ea389a93/928c7b86acc341588fff7f5c6d6d263c [2024-11-09 00:59:38,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:59:38,131 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:59:38,132 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:59:38,133 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:59:38,138 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:59:38,139 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:59:38" (1/1) ... [2024-11-09 00:59:38,140 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d5b0978 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:38, skipping insertion in model container [2024-11-09 00:59:38,141 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:59:38" (1/1) ... [2024-11-09 00:59:38,161 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:59:38,381 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_accc416f-5e9e-4362-8cd3-1108c7d2505c/sv-benchmarks/c/floats-nonlinear/coral-benchmark20.c[758,771] [2024-11-09 00:59:38,392 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:59:38,406 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:59:38,417 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_accc416f-5e9e-4362-8cd3-1108c7d2505c/sv-benchmarks/c/floats-nonlinear/coral-benchmark20.c[758,771] [2024-11-09 00:59:38,420 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:59:38,440 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:59:38,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:38 WrapperNode [2024-11-09 00:59:38,441 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:59:38,442 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:59:38,442 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:59:38,442 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:59:38,451 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:38" (1/1) ... [2024-11-09 00:59:38,462 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:38" (1/1) ... [2024-11-09 00:59:38,481 INFO L138 Inliner]: procedures = 17, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 42 [2024-11-09 00:59:38,482 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:59:38,483 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:59:38,483 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:59:38,484 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:59:38,493 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:38" (1/1) ... [2024-11-09 00:59:38,493 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:38" (1/1) ... [2024-11-09 00:59:38,496 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:38" (1/1) ... [2024-11-09 00:59:38,496 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:38" (1/1) ... [2024-11-09 00:59:38,502 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:38" (1/1) ... [2024-11-09 00:59:38,504 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:38" (1/1) ... [2024-11-09 00:59:38,506 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:38" (1/1) ... [2024-11-09 00:59:38,507 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:38" (1/1) ... [2024-11-09 00:59:38,510 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:59:38,510 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:59:38,511 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:59:38,511 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:59:38,512 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:38" (1/1) ... [2024-11-09 00:59:38,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:59:38,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:59:38,588 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:59:38,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:59:38,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:59:38,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:59:38,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:59:38,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:59:38,738 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:59:38,740 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:59:38,891 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-09 00:59:38,891 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:59:39,007 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:59:39,008 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:59:39,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:59:39 BoogieIcfgContainer [2024-11-09 00:59:39,008 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:59:39,009 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:59:39,009 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:59:39,026 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:59:39,026 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:59:39" (1/1) ... [2024-11-09 00:59:39,036 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:59:39,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:39,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-09 00:59:39,102 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-09 00:59:39,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 00:59:39,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:39,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:39,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:39,108 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:39,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_accc416f-5e9e-4362-8cd3-1108c7d2505c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:59:39,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:59:39,268 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:59:39,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat