./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/inv_sqrt_Quake.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_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/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_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/inv_sqrt_Quake.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/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_9d886a87-aee6-478d-a1e6-720ae9cece1d/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 1f9d99a1e914bb5db4e356a6920ef9cb10f38df5cae5223ce35a4e418e6502dd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:08:34,950 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:08:35,027 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:08:35,033 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:08:35,033 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:08:35,057 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:08:35,058 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:08:35,058 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:08:35,059 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:08:35,059 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:08:35,059 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:08:35,059 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:08:35,060 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:08:35,060 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:08:35,060 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:08:35,060 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:08:35,060 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:08:35,060 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:08:35,061 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:08:35,061 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:08:35,061 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:08:35,061 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:08:35,061 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:08:35,061 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:08:35,062 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:08:35,062 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:08:35,062 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:08:35,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:08:35,062 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:08:35,062 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:08:35,063 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:08:35,063 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:08:35,063 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:08:35,063 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_9d886a87-aee6-478d-a1e6-720ae9cece1d/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 -> 1f9d99a1e914bb5db4e356a6920ef9cb10f38df5cae5223ce35a4e418e6502dd [2024-11-13 23:08:35,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:08:35,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:08:35,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:08:35,416 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:08:35,416 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:08:35,418 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-benchs/inv_sqrt_Quake.c Unable to find full path for "g++" [2024-11-13 23:08:37,357 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:08:37,718 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:08:37,719 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/sv-benchmarks/c/float-benchs/inv_sqrt_Quake.c [2024-11-13 23:08:37,735 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/data/09e8e59e5/b73b3a7a91b446c18512863018765af9/FLAGe91b71ad0 [2024-11-13 23:08:37,953 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/data/09e8e59e5/b73b3a7a91b446c18512863018765af9 [2024-11-13 23:08:37,958 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:08:37,960 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:08:37,963 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:08:37,963 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:08:37,969 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:08:37,971 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:08:37" (1/1) ... [2024-11-13 23:08:37,975 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7330f7ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:37, skipping insertion in model container [2024-11-13 23:08:37,976 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:08:37" (1/1) ... [2024-11-13 23:08:37,996 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:08:38,176 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_9d886a87-aee6-478d-a1e6-720ae9cece1d/sv-benchmarks/c/float-benchs/inv_sqrt_Quake.c[585,598] [2024-11-13 23:08:38,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:08:38,204 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:08:38,216 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_9d886a87-aee6-478d-a1e6-720ae9cece1d/sv-benchmarks/c/float-benchs/inv_sqrt_Quake.c[585,598] [2024-11-13 23:08:38,224 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:08:38,237 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:08:38,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:38 WrapperNode [2024-11-13 23:08:38,238 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:08:38,239 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:08:38,239 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:08:38,239 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:08:38,246 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:38" (1/1) ... [2024-11-13 23:08:38,254 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:38" (1/1) ... [2024-11-13 23:08:38,282 INFO L138 Inliner]: procedures = 18, calls = 17, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 47 [2024-11-13 23:08:38,283 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:08:38,284 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:08:38,284 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:08:38,285 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:08:38,293 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:38" (1/1) ... [2024-11-13 23:08:38,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:38" (1/1) ... [2024-11-13 23:08:38,296 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:38" (1/1) ... [2024-11-13 23:08:38,300 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:38" (1/1) ... [2024-11-13 23:08:38,310 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:38" (1/1) ... [2024-11-13 23:08:38,312 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:38" (1/1) ... [2024-11-13 23:08:38,314 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:38" (1/1) ... [2024-11-13 23:08:38,315 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:38" (1/1) ... [2024-11-13 23:08:38,317 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:08:38,318 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:08:38,318 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:08:38,318 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:08:38,319 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:38" (1/1) ... [2024-11-13 23:08:38,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:08:38,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:08:38,353 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:08:38,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:08:38,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:08:38,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:08:38,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:08:38,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 23:08:38,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:08:38,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 23:08:38,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:08:38,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:08:38,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:08:38,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:08:38,482 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:08:38,484 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:08:38,648 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 23:08:38,648 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:08:38,727 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:08:38,728 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:08:38,728 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:08:38 BoogieIcfgContainer [2024-11-13 23:08:38,728 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:08:38,729 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:08:38,729 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:08:38,740 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:08:38,740 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:08:38" (1/1) ... [2024-11-13 23:08:38,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:08:38,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:38,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 23:08:38,811 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 23:08:38,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 23:08:38,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:38,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:38,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:08:38,957 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:08:38,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:08:39,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:08:39,069 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:08:39,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:08:39,090 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:08:39,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:08:39 ImpRootNode [2024-11-13 23:08:39,109 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:08:39,110 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:08:39,110 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:08:39,110 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:08:39,111 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:08:38" (3/4) ... [2024-11-13 23:08:39,114 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:08:39,115 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:08:39,116 INFO L158 Benchmark]: Toolchain (without parser) took 1156.45ms. Allocated memory is still 117.4MB. Free memory was 94.6MB in the beginning and 55.9MB in the end (delta: 38.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 23:08:39,116 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:08:39,117 INFO L158 Benchmark]: CACSL2BoogieTranslator took 275.51ms. Allocated memory is still 117.4MB. Free memory was 94.6MB in the beginning and 83.4MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:08:39,117 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.39ms. Allocated memory is still 117.4MB. Free memory was 83.4MB in the beginning and 82.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:08:39,118 INFO L158 Benchmark]: Boogie Preprocessor took 32.70ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 81.4MB in the end (delta: 888.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:08:39,118 INFO L158 Benchmark]: RCFGBuilder took 410.80ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 68.9MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:08:39,119 INFO L158 Benchmark]: CodeCheck took 379.85ms. Allocated memory is still 117.4MB. Free memory was 68.6MB in the beginning and 56.2MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:08:39,119 INFO L158 Benchmark]: Witness Printer took 5.04ms. Allocated memory is still 117.4MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:08:39,121 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: 13]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 48, overapproximation of someBinaryDOUBLEComparisonOperation at line 52, overapproximation of someBinaryArithmeticFLOAToperation at line 22. Possible FailurePath: [L45] float a,r; [L47] a = __VERIFIER_nondet_float() [L48] CALL assume_abort_if_not(a >= 0.1f && a <= 100.f) [L11] COND FALSE !(!cond) [L48] RET assume_abort_if_not(a >= 0.1f && a <= 100.f) [L50] CALL, EXPR InvSqrt(a) [L22] float xhalf = 0.5f*x; [L23] union float_int i; [L24] i.f = x [L25] EXPR i.i [L25] i.i = 0x5f3759df - (i.i>>1) [L26] EXPR i.f [L26] x = i.f [L27] x = x*(1.5f-xhalf*x*x) [L28] return x; [L28] return x; [L50] RET, EXPR InvSqrt(a) [L50] r = InvSqrt(a) [L52] CALL __VERIFIER_assert(r >= 0.f && r <= 10.) [L13] COND TRUE !(cond) [L13] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 275.51ms. Allocated memory is still 117.4MB. Free memory was 94.6MB in the beginning and 83.4MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.39ms. Allocated memory is still 117.4MB. Free memory was 83.4MB in the beginning and 82.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.70ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 81.4MB in the end (delta: 888.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 410.80ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 68.9MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 379.85ms. Allocated memory is still 117.4MB. Free memory was 68.6MB in the beginning and 56.2MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.04ms. Allocated memory is still 117.4MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:08:39,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/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_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/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_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/inv_sqrt_Quake.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/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_9d886a87-aee6-478d-a1e6-720ae9cece1d/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 1f9d99a1e914bb5db4e356a6920ef9cb10f38df5cae5223ce35a4e418e6502dd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:08:42,292 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:08:42,436 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:08:42,468 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:08:42,469 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:08:42,469 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:08:42,469 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:08:42,470 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:08:42,470 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:08:42,470 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:08:42,470 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:08:42,470 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:08:42,470 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:08:42,470 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:08:42,471 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:08:42,471 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:08:42,471 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:08:42,471 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:08:42,471 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:08:42,471 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:08:42,471 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:08:42,471 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:08:42,472 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:08:42,472 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:08:42,472 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:08:42,472 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:08:42,472 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:08:42,472 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:08:42,472 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:08:42,472 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:08:42,473 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:08:42,473 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:08:42,473 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:08:42,473 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:08:42,473 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:08:42,473 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:08:42,473 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_9d886a87-aee6-478d-a1e6-720ae9cece1d/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 -> 1f9d99a1e914bb5db4e356a6920ef9cb10f38df5cae5223ce35a4e418e6502dd [2024-11-13 23:08:42,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:08:42,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:08:42,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:08:42,846 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:08:42,847 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:08:42,849 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-benchs/inv_sqrt_Quake.c Unable to find full path for "g++" [2024-11-13 23:08:44,944 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:08:45,215 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:08:45,216 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/sv-benchmarks/c/float-benchs/inv_sqrt_Quake.c [2024-11-13 23:08:45,225 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/data/3558f2bce/bcbc5bacffee40f3a0d9d871da3029c1/FLAGbc65f2184 [2024-11-13 23:08:45,516 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/data/3558f2bce/bcbc5bacffee40f3a0d9d871da3029c1 [2024-11-13 23:08:45,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:08:45,521 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:08:45,525 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:08:45,525 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:08:45,531 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:08:45,532 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,533 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c5b86e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45, skipping insertion in model container [2024-11-13 23:08:45,534 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,555 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:08:45,770 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_9d886a87-aee6-478d-a1e6-720ae9cece1d/sv-benchmarks/c/float-benchs/inv_sqrt_Quake.c[585,598] [2024-11-13 23:08:45,802 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:08:45,821 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:08:45,832 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_9d886a87-aee6-478d-a1e6-720ae9cece1d/sv-benchmarks/c/float-benchs/inv_sqrt_Quake.c[585,598] [2024-11-13 23:08:45,841 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:08:45,861 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:08:45,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45 WrapperNode [2024-11-13 23:08:45,863 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:08:45,864 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:08:45,864 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:08:45,864 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:08:45,876 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,888 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,905 INFO L138 Inliner]: procedures = 21, calls = 17, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 48 [2024-11-13 23:08:45,906 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:08:45,906 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:08:45,906 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:08:45,907 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:08:45,914 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,914 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,917 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,918 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,935 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,937 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,939 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,940 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,943 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:08:45,944 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:08:45,944 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:08:45,944 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:08:45,945 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:08:45,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:08:45,988 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:08:45,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:08:46,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:08:46,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:08:46,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:08:46,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 23:08:46,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 23:08:46,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:08:46,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:08:46,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 23:08:46,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:08:46,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 23:08:46,140 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:08:46,142 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:08:49,177 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-13 23:08:49,177 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:08:49,255 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:08:49,256 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:08:49,256 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:08:49 BoogieIcfgContainer [2024-11-13 23:08:49,256 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:08:49,257 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:08:49,258 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:08:49,272 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:08:49,273 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:08:49" (1/1) ... [2024-11-13 23:08:49,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:08:49,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:49,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 23:08:49,340 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 23:08:49,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 23:08:49,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:49,343 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:08:49,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:08:49,348 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:08:49,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:08:49,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:49,844 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:08:59,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:08:59,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:08:59,907 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 23:08:59,914 INFO L158 Benchmark]: Toolchain (without parser) took 14391.01ms. Allocated memory is still 117.4MB. Free memory was 94.8MB in the beginning and 56.8MB in the end (delta: 38.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 23:08:59,915 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:08:59,915 INFO L158 Benchmark]: CACSL2BoogieTranslator took 339.09ms. Allocated memory is still 117.4MB. Free memory was 94.6MB in the beginning and 82.9MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:08:59,916 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.44ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 81.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:08:59,916 INFO L158 Benchmark]: Boogie Preprocessor took 36.48ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 80.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:08:59,917 INFO L158 Benchmark]: RCFGBuilder took 3313.08ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 65.7MB in the end (delta: 14.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:08:59,917 INFO L158 Benchmark]: CodeCheck took 10653.99ms. Allocated memory is still 117.4MB. Free memory was 65.5MB in the beginning and 56.8MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:08:59,920 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 339.09ms. Allocated memory is still 117.4MB. Free memory was 94.6MB in the beginning and 82.9MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.44ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 81.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.48ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 80.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 3313.08ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 65.7MB in the end (delta: 14.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 10653.99ms. Allocated memory is still 117.4MB. Free memory was 65.5MB in the beginning and 56.8MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 23:08:59,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d886a87-aee6-478d-a1e6-720ae9cece1d/bin/ukojak-verify-EEHR8qb7sm/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown