./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 786837fb3df1c16cf4a6cad99a185e6a7f28758e9c247baf272fc714322dd2ae --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:25:26,094 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:25:26,203 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:25:26,215 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:25:26,218 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:25:26,256 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:25:26,256 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:25:26,257 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:25:26,258 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:25:26,258 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:25:26,258 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:25:26,259 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:25:26,260 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:25:26,262 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:25:26,262 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:25:26,265 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:25:26,266 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:25:26,266 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:25:26,266 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:25:26,267 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:25:26,267 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:25:26,268 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:25:26,268 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:25:26,275 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:25:26,275 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:25:26,276 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:25:26,276 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:25:26,276 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:25:26,277 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:25:26,277 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:25:26,277 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:25:26,278 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:25:26,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:25:26,278 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 786837fb3df1c16cf4a6cad99a185e6a7f28758e9c247baf272fc714322dd2ae [2024-11-08 19:25:26,595 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:25:26,626 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:25:26,629 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:25:26,632 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:25:26,633 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:25:26,635 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i Unable to find full path for "g++" [2024-11-08 19:25:28,880 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:25:29,173 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:25:29,173 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i [2024-11-08 19:25:29,194 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/data/0ee023583/72c4a0cda57c488c80c1fbe1f021968c/FLAG7e544a67d [2024-11-08 19:25:29,209 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/data/0ee023583/72c4a0cda57c488c80c1fbe1f021968c [2024-11-08 19:25:29,212 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:25:29,213 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:25:29,214 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:25:29,215 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:25:29,220 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:25:29,221 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:25:29" (1/1) ... [2024-11-08 19:25:29,222 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58d3bec7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:29, skipping insertion in model container [2024-11-08 19:25:29,223 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:25:29" (1/1) ... [2024-11-08 19:25:29,274 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:25:30,077 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_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i[41070,41083] [2024-11-08 19:25:30,084 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:25:30,095 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:25:30,150 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_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i[41070,41083] [2024-11-08 19:25:30,154 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:25:30,299 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:25:30,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:30 WrapperNode [2024-11-08 19:25:30,299 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:25:30,300 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:25:30,300 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:25:30,301 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:25:30,310 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:30" (1/1) ... [2024-11-08 19:25:30,328 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:30" (1/1) ... [2024-11-08 19:25:30,356 INFO L138 Inliner]: procedures = 446, calls = 6, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 61 [2024-11-08 19:25:30,358 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:25:30,359 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:25:30,359 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:25:30,359 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:25:30,368 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:30" (1/1) ... [2024-11-08 19:25:30,368 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:30" (1/1) ... [2024-11-08 19:25:30,371 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:30" (1/1) ... [2024-11-08 19:25:30,371 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:30" (1/1) ... [2024-11-08 19:25:30,378 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:30" (1/1) ... [2024-11-08 19:25:30,380 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:30" (1/1) ... [2024-11-08 19:25:30,383 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:30" (1/1) ... [2024-11-08 19:25:30,387 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:30" (1/1) ... [2024-11-08 19:25:30,389 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:25:30,390 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:25:30,390 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:25:30,390 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:25:30,391 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:30" (1/1) ... [2024-11-08 19:25:30,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:25:30,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:25:30,442 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:25:30,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:25:30,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:25:30,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:25:30,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:25:30,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:25:30,622 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:25:30,624 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:25:30,722 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 19:25:30,722 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:25:30,824 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:25:30,825 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:25:30,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:25:30 BoogieIcfgContainer [2024-11-08 19:25:30,829 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:25:30,830 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:25:30,830 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:25:30,851 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:25:30,851 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:25:30" (1/1) ... [2024-11-08 19:25:30,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:25:30,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:25:30,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-08 19:25:30,927 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-08 19:25:30,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 19:25:30,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:25:30,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:25:31,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:25:31,056 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:25:31,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:25:31,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:25:31,144 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:25:31,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:25:31,187 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:25:31,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:25:31 ImpRootNode [2024-11-08 19:25:31,217 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:25:31,219 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:25:31,219 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:25:31,221 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:25:31,222 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:25:30" (3/4) ... [2024-11-08 19:25:31,225 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:25:31,227 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:25:31,228 INFO L158 Benchmark]: Toolchain (without parser) took 2014.41ms. Allocated memory is still 159.4MB. Free memory was 125.7MB in the beginning and 103.0MB in the end (delta: 22.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-08 19:25:31,228 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 111.1MB. Free memory is still 62.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:25:31,230 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1085.31ms. Allocated memory is still 159.4MB. Free memory was 125.3MB in the beginning and 77.5MB in the end (delta: 47.8MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2024-11-08 19:25:31,231 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.74ms. Allocated memory is still 159.4MB. Free memory was 77.5MB in the beginning and 75.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:25:31,232 INFO L158 Benchmark]: Boogie Preprocessor took 30.57ms. Allocated memory is still 159.4MB. Free memory was 74.9MB in the beginning and 73.9MB in the end (delta: 927.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:25:31,232 INFO L158 Benchmark]: RCFGBuilder took 438.90ms. Allocated memory is still 159.4MB. Free memory was 73.9MB in the beginning and 116.1MB in the end (delta: -42.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:25:31,234 INFO L158 Benchmark]: CodeCheck took 387.30ms. Allocated memory is still 159.4MB. Free memory was 116.1MB in the beginning and 103.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:25:31,234 INFO L158 Benchmark]: Witness Printer took 7.65ms. Allocated memory is still 159.4MB. Free memory was 103.6MB in the beginning and 103.0MB in the end (delta: 503.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:25:31,239 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: 969]: 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 __signbitl at line 969, overapproximation of someBinaryFLOATComparisonOperation at line 969, overapproximation of __signbit at line 969, overapproximation of __signbitf at line 969, overapproximation of to_real at line 965, overapproximation of someBinaryArithmeticFLOAToperation at line 967, overapproximation of someUnaryFLOAToperation at line 963. Possible FailurePath: [L963] float f = -0x1p-129f; [L964] float g = 0x1p-129f; [L965] float target = 0x0; [L967] float result = f + g; [L969] EXPR result == target && (sizeof (result) == sizeof (float) ? __signbitf (result) : sizeof (result) == sizeof (double) ? __signbit (result) : __signbitl (result)) == (sizeof (target) == sizeof (float) ? __signbitf (target) : sizeof (target) == sizeof (double) ? __signbit (target) : __signbitl (target)) [L969] EXPR sizeof (result) == sizeof (float) ? __signbitf (result) : sizeof (result) == sizeof (double) ? __signbit (result) : __signbitl (result) [L969] EXPR sizeof (result) == sizeof (float) ? __signbitf (result) : sizeof (result) == sizeof (double) ? __signbit (result) : __signbitl (result) [L969] EXPR sizeof (target) == sizeof (float) ? __signbitf (target) : sizeof (target) == sizeof (double) ? __signbit (target) : __signbitl (target) [L969] EXPR sizeof (target) == sizeof (float) ? __signbitf (target) : sizeof (target) == sizeof (double) ? __signbit (target) : __signbitl (target) [L969] EXPR result == target && (sizeof (result) == sizeof (float) ? __signbitf (result) : sizeof (result) == sizeof (double) ? __signbit (result) : __signbitl (result)) == (sizeof (target) == sizeof (float) ? __signbitf (target) : sizeof (target) == sizeof (double) ? __signbit (target) : __signbitl (target)) [L969] COND TRUE !(result == target && (sizeof (result) == sizeof (float) ? __signbitf (result) : sizeof (result) == sizeof (double) ? __signbit (result) : __signbitl (result)) == (sizeof (target) == sizeof (float) ? __signbitf (target) : sizeof (target) == sizeof (double) ? __signbit (target) : __signbitl (target))) [L969] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 111.1MB. Free memory is still 62.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1085.31ms. Allocated memory is still 159.4MB. Free memory was 125.3MB in the beginning and 77.5MB in the end (delta: 47.8MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.74ms. Allocated memory is still 159.4MB. Free memory was 77.5MB in the beginning and 75.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.57ms. Allocated memory is still 159.4MB. Free memory was 74.9MB in the beginning and 73.9MB in the end (delta: 927.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 438.90ms. Allocated memory is still 159.4MB. Free memory was 73.9MB in the beginning and 116.1MB in the end (delta: -42.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * CodeCheck took 387.30ms. Allocated memory is still 159.4MB. Free memory was 116.1MB in the beginning and 103.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 7.65ms. Allocated memory is still 159.4MB. Free memory was 103.6MB in the beginning and 103.0MB in the end (delta: 503.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:25:31,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 786837fb3df1c16cf4a6cad99a185e6a7f28758e9c247baf272fc714322dd2ae --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:25:33,985 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:25:34,104 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:25:34,158 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:25:34,159 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:25:34,159 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:25:34,160 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:25:34,161 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:25:34,161 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:25:34,162 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:25:34,162 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:25:34,163 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:25:34,163 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:25:34,164 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:25:34,164 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:25:34,165 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:25:34,165 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:25:34,166 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:25:34,166 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:25:34,166 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:25:34,167 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:25:34,168 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:25:34,168 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:25:34,169 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:25:34,169 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:25:34,169 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:25:34,170 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:25:34,170 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:25:34,171 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:25:34,171 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:25:34,172 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:25:34,172 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:25:34,172 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:25:34,173 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:25:34,173 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:25:34,174 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:25:34,174 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 786837fb3df1c16cf4a6cad99a185e6a7f28758e9c247baf272fc714322dd2ae [2024-11-08 19:25:34,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:25:34,658 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:25:34,664 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:25:34,666 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:25:34,666 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:25:34,669 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i Unable to find full path for "g++" [2024-11-08 19:25:36,944 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:25:37,355 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:25:37,358 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i [2024-11-08 19:25:37,381 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/data/7989a44f8/4bb7ed1595414cddaf73e78f56854c8f/FLAG5652b0f86 [2024-11-08 19:25:37,410 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/data/7989a44f8/4bb7ed1595414cddaf73e78f56854c8f [2024-11-08 19:25:37,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:25:37,416 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:25:37,419 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:25:37,420 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:25:37,427 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:25:37,427 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:25:37" (1/1) ... [2024-11-08 19:25:37,431 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6976fd76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:37, skipping insertion in model container [2024-11-08 19:25:37,431 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:25:37" (1/1) ... [2024-11-08 19:25:37,510 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:25:38,272 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_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i[41070,41083] [2024-11-08 19:25:38,277 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:25:38,296 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:25:38,349 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_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i[41070,41083] [2024-11-08 19:25:38,350 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:25:38,530 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:25:38,530 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:38 WrapperNode [2024-11-08 19:25:38,530 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:25:38,532 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:25:38,532 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:25:38,532 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:25:38,541 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:38" (1/1) ... [2024-11-08 19:25:38,581 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:38" (1/1) ... [2024-11-08 19:25:38,621 INFO L138 Inliner]: procedures = 447, calls = 6, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2024-11-08 19:25:38,622 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:25:38,624 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:25:38,625 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:25:38,625 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:25:38,637 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:38" (1/1) ... [2024-11-08 19:25:38,638 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:38" (1/1) ... [2024-11-08 19:25:38,641 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:38" (1/1) ... [2024-11-08 19:25:38,645 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:38" (1/1) ... [2024-11-08 19:25:38,656 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:38" (1/1) ... [2024-11-08 19:25:38,660 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:38" (1/1) ... [2024-11-08 19:25:38,664 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:38" (1/1) ... [2024-11-08 19:25:38,666 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:38" (1/1) ... [2024-11-08 19:25:38,672 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:25:38,677 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:25:38,677 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:25:38,677 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:25:38,678 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:38" (1/1) ... [2024-11-08 19:25:38,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:25:38,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:25:38,721 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:25:38,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:25:38,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:25:38,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:25:38,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:25:38,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:25:38,898 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:25:38,901 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:25:39,076 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-08 19:25:39,076 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:25:39,130 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:25:39,131 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:25:39,132 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:25:39 BoogieIcfgContainer [2024-11-08 19:25:39,132 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:25:39,133 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:25:39,134 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:25:39,148 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:25:39,149 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:25:39" (1/1) ... [2024-11-08 19:25:39,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:25:39,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:25:39,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-08 19:25:39,239 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-08 19:25:39,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 19:25:39,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:25:39,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:25:39,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:25:39,246 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:25:39,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560f6e0f-8d59-4357-a3af-a2d00f9ff9c5/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:25:39,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:25:39,477 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:25:39,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat