./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/nan_double.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_double.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm --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 a4232596288b496aee224c4b4f91c0d4dc8bab0d40c539eda179d1ef3a227da3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:38:15,530 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:38:15,626 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:38:15,631 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:38:15,631 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:38:15,669 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:38:15,670 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:38:15,671 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:38:15,672 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:38:15,672 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:38:15,674 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:38:15,674 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:38:15,674 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:38:15,674 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:38:15,675 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:38:15,675 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:38:15,675 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:38:15,675 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:38:15,676 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:38:15,676 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:38:15,676 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:38:15,676 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:38:15,676 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:38:15,676 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:38:15,677 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:38:15,677 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:38:15,677 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:38:15,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:38:15,677 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:38:15,677 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:38:15,677 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:38:15,678 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:38:15,678 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:38:15,678 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm 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 -> a4232596288b496aee224c4b4f91c0d4dc8bab0d40c539eda179d1ef3a227da3 [2024-11-13 21:38:16,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:38:16,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:38:16,053 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:38:16,056 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:38:16,057 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:38:16,059 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-benchs/nan_double.c Unable to find full path for "g++" [2024-11-13 21:38:18,037 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:38:18,419 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:38:18,419 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/sv-benchmarks/c/float-benchs/nan_double.c [2024-11-13 21:38:18,429 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/data/ce541243a/ec85ec7cf9634b12a2e90be8a18f3344/FLAG9a4b3cea0 [2024-11-13 21:38:18,458 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/data/ce541243a/ec85ec7cf9634b12a2e90be8a18f3344 [2024-11-13 21:38:18,462 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:38:18,464 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:38:18,467 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:38:18,467 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:38:18,472 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:38:18,474 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:38:18" (1/1) ... [2024-11-13 21:38:18,478 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a09e6f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:18, skipping insertion in model container [2024-11-13 21:38:18,479 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:38:18" (1/1) ... [2024-11-13 21:38:18,494 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:38:18,689 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_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/sv-benchmarks/c/float-benchs/nan_double.c[434,447] [2024-11-13 21:38:18,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:38:18,713 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:38:18,726 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_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/sv-benchmarks/c/float-benchs/nan_double.c[434,447] [2024-11-13 21:38:18,728 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:38:18,744 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:38:18,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:18 WrapperNode [2024-11-13 21:38:18,746 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:38:18,747 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:38:18,747 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:38:18,748 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:38:18,755 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:18" (1/1) ... [2024-11-13 21:38:18,762 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:18" (1/1) ... [2024-11-13 21:38:18,782 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 22 [2024-11-13 21:38:18,783 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:38:18,786 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:38:18,786 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:38:18,786 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:38:18,795 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:18" (1/1) ... [2024-11-13 21:38:18,796 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:18" (1/1) ... [2024-11-13 21:38:18,797 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:18" (1/1) ... [2024-11-13 21:38:18,797 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:18" (1/1) ... [2024-11-13 21:38:18,803 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:18" (1/1) ... [2024-11-13 21:38:18,806 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:18" (1/1) ... [2024-11-13 21:38:18,807 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:18" (1/1) ... [2024-11-13 21:38:18,808 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:18" (1/1) ... [2024-11-13 21:38:18,810 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:38:18,814 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:38:18,814 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:38:18,814 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:38:18,815 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:18" (1/1) ... [2024-11-13 21:38:18,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:38:18,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:38:18,859 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:38:18,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:38:18,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:38:18,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:38:18,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:38:18,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:38:18,972 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:38:18,974 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:38:19,074 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-13 21:38:19,074 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:38:19,105 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:38:19,105 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:38:19,105 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:38:19 BoogieIcfgContainer [2024-11-13 21:38:19,105 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:38:19,106 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:38:19,106 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:38:19,125 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:38:19,128 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:38:19" (1/1) ... [2024-11-13 21:38:19,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:38:19,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:19,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 21:38:19,210 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 21:38:19,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:38:19,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:19,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:38:19,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:38:19,352 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:38:19,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:38:19,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:38:19,415 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:38:19,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:38:19,428 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:38:19,448 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:38:19 ImpRootNode [2024-11-13 21:38:19,449 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:38:19,450 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:38:19,450 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:38:19,451 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:38:19,451 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:38:19" (3/4) ... [2024-11-13 21:38:19,455 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:38:19,457 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:38:19,458 INFO L158 Benchmark]: Toolchain (without parser) took 993.83ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 61.7MB in the end (delta: 31.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:38:19,460 INFO L158 Benchmark]: CDTParser took 1.08ms. Allocated memory is still 117.4MB. Free memory is still 75.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:38:19,460 INFO L158 Benchmark]: CACSL2BoogieTranslator took 279.98ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 82.8MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:38:19,461 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.09ms. Allocated memory is still 117.4MB. Free memory was 82.6MB in the beginning and 81.7MB in the end (delta: 931.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:38:19,462 INFO L158 Benchmark]: Boogie Preprocessor took 27.31ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 81.0MB in the end (delta: 696.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:38:19,465 INFO L158 Benchmark]: RCFGBuilder took 291.74ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 71.9MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:38:19,465 INFO L158 Benchmark]: CodeCheck took 342.99ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 62.0MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:38:19,466 INFO L158 Benchmark]: Witness Printer took 6.89ms. Allocated memory is still 117.4MB. Free memory was 62.0MB in the beginning and 61.7MB in the end (delta: 257.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:38:19,468 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: 0.3s, 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: 8]: 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 15. Possible FailurePath: [L12] double x; [L13] x = __VERIFIER_nondet_double() [L15] CALL __VERIFIER_assert(x==x) [L8] COND TRUE !(cond) [L8] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08ms. Allocated memory is still 117.4MB. Free memory is still 75.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 279.98ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 82.8MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.09ms. Allocated memory is still 117.4MB. Free memory was 82.6MB in the beginning and 81.7MB in the end (delta: 931.7kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.31ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 81.0MB in the end (delta: 696.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 291.74ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 71.9MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 342.99ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 62.0MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.89ms. Allocated memory is still 117.4MB. Free memory was 62.0MB in the beginning and 61.7MB in the end (delta: 257.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:38:19,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_double.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm --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 a4232596288b496aee224c4b4f91c0d4dc8bab0d40c539eda179d1ef3a227da3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:38:22,639 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:38:22,790 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:38:22,854 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:38:22,857 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:38:22,857 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:38:22,858 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:38:22,858 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:38:22,858 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:38:22,858 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:38:22,858 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:38:22,858 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:38:22,858 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:38:22,859 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:38:22,859 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:38:22,859 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:38:22,859 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:38:22,859 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:38:22,859 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:38:22,859 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:38:22,859 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:38:22,860 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:38:22,860 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:38:22,860 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:38:22,860 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:38:22,860 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:38:22,860 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:22,860 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:38:22,860 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:38:22,861 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:38:22,861 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:38:22,863 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:38:22,864 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:38:22,864 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:38:22,865 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:22,865 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:38:22,866 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm 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 -> a4232596288b496aee224c4b4f91c0d4dc8bab0d40c539eda179d1ef3a227da3 [2024-11-13 21:38:23,261 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:38:23,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:38:23,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:38:23,275 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:38:23,275 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:38:23,277 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-benchs/nan_double.c Unable to find full path for "g++" [2024-11-13 21:38:25,626 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:38:25,884 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:38:25,887 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/sv-benchmarks/c/float-benchs/nan_double.c [2024-11-13 21:38:25,897 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/data/a4ae3fb74/96048dbd8a8d4ccd8643ea01357c9869/FLAG8db03310a [2024-11-13 21:38:25,919 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/data/a4ae3fb74/96048dbd8a8d4ccd8643ea01357c9869 [2024-11-13 21:38:25,923 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:38:25,925 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:38:25,928 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:38:25,929 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:38:25,934 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:38:25,935 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:38:25" (1/1) ... [2024-11-13 21:38:25,936 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66fd9a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:25, skipping insertion in model container [2024-11-13 21:38:25,937 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:38:25" (1/1) ... [2024-11-13 21:38:25,952 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:38:26,139 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_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/sv-benchmarks/c/float-benchs/nan_double.c[434,447] [2024-11-13 21:38:26,151 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:38:26,173 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:38:26,188 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_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/sv-benchmarks/c/float-benchs/nan_double.c[434,447] [2024-11-13 21:38:26,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:38:26,217 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:38:26,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:26 WrapperNode [2024-11-13 21:38:26,220 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:38:26,222 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:38:26,222 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:38:26,223 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:38:26,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:26" (1/1) ... [2024-11-13 21:38:26,244 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:26" (1/1) ... [2024-11-13 21:38:26,267 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 23 [2024-11-13 21:38:26,267 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:38:26,269 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:38:26,269 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:38:26,269 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:38:26,278 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:26" (1/1) ... [2024-11-13 21:38:26,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:26" (1/1) ... [2024-11-13 21:38:26,282 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:26" (1/1) ... [2024-11-13 21:38:26,282 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:26" (1/1) ... [2024-11-13 21:38:26,297 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:26" (1/1) ... [2024-11-13 21:38:26,299 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:26" (1/1) ... [2024-11-13 21:38:26,302 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:26" (1/1) ... [2024-11-13 21:38:26,303 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:26" (1/1) ... [2024-11-13 21:38:26,310 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:38:26,312 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:38:26,312 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:38:26,312 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:38:26,313 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:26" (1/1) ... [2024-11-13 21:38:26,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:38:26,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:38:26,362 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:38:26,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:38:26,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:38:26,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:38:26,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:38:26,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:38:26,494 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:38:26,496 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:38:26,620 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-13 21:38:26,620 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:38:26,680 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:38:26,680 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:38:26,681 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:38:26 BoogieIcfgContainer [2024-11-13 21:38:26,681 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:38:26,682 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:38:26,682 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:38:26,695 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:38:26,695 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:38:26" (1/1) ... [2024-11-13 21:38:26,708 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:38:26,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:26,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 21:38:26,782 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 21:38:26,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:38:26,785 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:26,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:26,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:26,792 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:26,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bd77b2-bd48-4b55-bb43-55fd86d8e09d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:38:26,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:38:26,922 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:38:26,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat