./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/nan_float_range.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/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_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_float_range.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/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_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/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 ee2a153dfaee3b2943eb2b8eaec5e19c9c4ddd538a99937424544e93fd7e00e2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:34:23,971 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:34:24,061 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:34:24,067 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:34:24,068 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:34:24,100 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:34:24,102 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:34:24,106 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:34:24,107 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:34:24,107 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:34:24,107 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:34:24,108 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:34:24,109 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:34:24,110 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:34:24,111 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:34:24,111 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:34:24,112 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:34:24,112 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:34:24,116 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:34:24,116 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:34:24,117 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:34:24,118 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:34:24,122 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:34:24,122 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:34:24,123 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:34:24,123 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:34:24,123 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:34:24,124 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:34:24,124 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:34:24,125 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:34:24,125 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:34:24,125 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:34:24,129 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:34:24,129 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_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee2a153dfaee3b2943eb2b8eaec5e19c9c4ddd538a99937424544e93fd7e00e2 [2024-11-08 19:34:24,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:34:24,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:34:24,550 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:34:24,551 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:34:24,554 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:34:24,555 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/nan_float_range.c Unable to find full path for "g++" [2024-11-08 19:34:26,890 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:34:27,133 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:34:27,133 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/sv-benchmarks/c/float-benchs/nan_float_range.c [2024-11-08 19:34:27,143 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/data/aa83ac57b/a10d1bca2692437ab578989e1e27dc01/FLAG4c401243d [2024-11-08 19:34:27,488 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/data/aa83ac57b/a10d1bca2692437ab578989e1e27dc01 [2024-11-08 19:34:27,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:34:27,493 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:34:27,495 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:34:27,495 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:34:27,506 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:34:27,507 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:34:27" (1/1) ... [2024-11-08 19:34:27,508 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e787bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:27, skipping insertion in model container [2024-11-08 19:34:27,509 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:34:27" (1/1) ... [2024-11-08 19:34:27,533 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:34:27,817 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_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/sv-benchmarks/c/float-benchs/nan_float_range.c[423,436] [2024-11-08 19:34:27,831 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:34:27,846 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:34:27,858 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_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/sv-benchmarks/c/float-benchs/nan_float_range.c[423,436] [2024-11-08 19:34:27,861 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:34:27,879 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:34:27,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:27 WrapperNode [2024-11-08 19:34:27,880 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:34:27,882 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:34:27,882 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:34:27,882 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:34:27,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:27" (1/1) ... [2024-11-08 19:34:27,898 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:27" (1/1) ... [2024-11-08 19:34:27,918 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 23 [2024-11-08 19:34:27,920 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:34:27,921 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:34:27,921 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:34:27,921 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:34:27,931 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:27" (1/1) ... [2024-11-08 19:34:27,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:27" (1/1) ... [2024-11-08 19:34:27,932 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:27" (1/1) ... [2024-11-08 19:34:27,932 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:27" (1/1) ... [2024-11-08 19:34:27,937 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:27" (1/1) ... [2024-11-08 19:34:27,939 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:27" (1/1) ... [2024-11-08 19:34:27,940 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:27" (1/1) ... [2024-11-08 19:34:27,941 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:27" (1/1) ... [2024-11-08 19:34:27,943 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:34:27,944 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:34:27,944 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:34:27,944 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:34:27,945 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:27" (1/1) ... [2024-11-08 19:34:27,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:34:27,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:34:27,988 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:34:27,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:34:28,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:34:28,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:34:28,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:34:28,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:34:28,114 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:34:28,116 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:34:28,248 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-08 19:34:28,248 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:34:28,281 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:34:28,281 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:34:28,282 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:34:28 BoogieIcfgContainer [2024-11-08 19:34:28,282 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:34:28,283 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:34:28,283 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:34:28,293 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:34:28,294 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:34:28" (1/1) ... [2024-11-08 19:34:28,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:34:28,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:28,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-08 19:34:28,371 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-08 19:34:28,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:34:28,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:34:28,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:34:28,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:34:28,537 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:34:28,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:34:28,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:34:28,628 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:34:28,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:34:28,642 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:34:28,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:34:28 ImpRootNode [2024-11-08 19:34:28,667 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:34:28,668 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:34:28,668 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:34:28,668 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:34:28,669 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:34:28" (3/4) ... [2024-11-08 19:34:28,674 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:34:28,676 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:34:28,677 INFO L158 Benchmark]: Toolchain (without parser) took 1183.82ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 84.4MB in the end (delta: 20.8MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2024-11-08 19:34:28,679 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 107.0MB. Free memory is still 76.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:34:28,680 INFO L158 Benchmark]: CACSL2BoogieTranslator took 385.73ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 108.9MB in the end (delta: -3.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 19:34:28,681 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.35ms. Allocated memory is still 142.6MB. Free memory was 108.9MB in the beginning and 107.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:34:28,682 INFO L158 Benchmark]: Boogie Preprocessor took 21.97ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 106.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:34:28,684 INFO L158 Benchmark]: RCFGBuilder took 338.38ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 96.2MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 19:34:28,685 INFO L158 Benchmark]: CodeCheck took 383.81ms. Allocated memory is still 142.6MB. Free memory was 95.6MB in the beginning and 85.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 19:34:28,686 INFO L158 Benchmark]: Witness Printer took 8.23ms. Allocated memory is still 142.6MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:34:28,692 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, 8 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, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 8]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 16, overapproximation of someBinaryDOUBLEComparisonOperation at line 15. Possible FailurePath: [L12] float x; [L13] x = __VERIFIER_nondet_float() [L15] COND TRUE x >= -1e10 && x <= 1e10 [L16] CALL __VERIFIER_assert(x==x) [L8] COND TRUE !(cond) [L8] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 107.0MB. Free memory is still 76.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 385.73ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 108.9MB in the end (delta: -3.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.35ms. Allocated memory is still 142.6MB. Free memory was 108.9MB in the beginning and 107.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.97ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 106.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 338.38ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 96.2MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 383.81ms. Allocated memory is still 142.6MB. Free memory was 95.6MB in the beginning and 85.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 8.23ms. Allocated memory is still 142.6MB. Free memory is still 84.4MB. 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 19:34:28,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/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_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_float_range.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/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_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/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 ee2a153dfaee3b2943eb2b8eaec5e19c9c4ddd538a99937424544e93fd7e00e2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:34:31,719 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:34:31,840 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:34:31,893 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:34:31,894 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:34:31,895 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:34:31,896 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:34:31,898 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:34:31,899 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:34:31,901 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:34:31,901 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:34:31,902 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:34:31,903 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:34:31,905 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:34:31,906 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:34:31,906 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:34:31,907 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:34:31,907 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:34:31,907 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:34:31,908 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:34:31,908 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:34:31,913 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:34:31,913 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:34:31,914 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:34:31,914 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:34:31,914 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:34:31,915 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:34:31,915 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:34:31,915 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:34:31,916 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:34:31,916 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:34:31,916 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:34:31,919 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:34:31,919 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:34:31,920 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:34:31,921 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:34:31,921 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_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee2a153dfaee3b2943eb2b8eaec5e19c9c4ddd538a99937424544e93fd7e00e2 [2024-11-08 19:34:32,415 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:34:32,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:34:32,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:34:32,461 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:34:32,463 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:34:32,465 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/nan_float_range.c Unable to find full path for "g++" [2024-11-08 19:34:35,009 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:34:35,350 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:34:35,351 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/sv-benchmarks/c/float-benchs/nan_float_range.c [2024-11-08 19:34:35,359 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/data/8ee475337/cb335e3438fd4061ba1ff72b1b352400/FLAG970b44163 [2024-11-08 19:34:35,378 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/data/8ee475337/cb335e3438fd4061ba1ff72b1b352400 [2024-11-08 19:34:35,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:34:35,384 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:34:35,386 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:34:35,386 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:34:35,393 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:34:35,394 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:34:35" (1/1) ... [2024-11-08 19:34:35,395 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16ba0f3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:35, skipping insertion in model container [2024-11-08 19:34:35,396 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:34:35" (1/1) ... [2024-11-08 19:34:35,421 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:34:35,737 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_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/sv-benchmarks/c/float-benchs/nan_float_range.c[423,436] [2024-11-08 19:34:35,751 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:34:35,778 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:34:35,794 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_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/sv-benchmarks/c/float-benchs/nan_float_range.c[423,436] [2024-11-08 19:34:35,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:34:35,830 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:34:35,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:35 WrapperNode [2024-11-08 19:34:35,835 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:34:35,836 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:34:35,836 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:34:35,837 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:34:35,848 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:35" (1/1) ... [2024-11-08 19:34:35,862 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:35" (1/1) ... [2024-11-08 19:34:35,886 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 24 [2024-11-08 19:34:35,886 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:34:35,888 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:34:35,888 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:34:35,888 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:34:35,900 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:35" (1/1) ... [2024-11-08 19:34:35,900 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:35" (1/1) ... [2024-11-08 19:34:35,903 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:35" (1/1) ... [2024-11-08 19:34:35,903 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:35" (1/1) ... [2024-11-08 19:34:35,920 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:35" (1/1) ... [2024-11-08 19:34:35,923 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:35" (1/1) ... [2024-11-08 19:34:35,926 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:35" (1/1) ... [2024-11-08 19:34:35,930 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:35" (1/1) ... [2024-11-08 19:34:35,933 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:34:35,941 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:34:35,941 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:34:35,941 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:34:35,943 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:35" (1/1) ... [2024-11-08 19:34:35,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:34:35,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:34:35,986 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:34:35,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:34:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:34:36,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:34:36,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:34:36,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:34:36,160 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:34:36,163 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:34:36,624 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-08 19:34:36,624 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:34:36,689 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:34:36,693 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:34:36,694 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:34:36 BoogieIcfgContainer [2024-11-08 19:34:36,694 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:34:36,695 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:34:36,695 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:34:36,709 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:34:36,710 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:34:36" (1/1) ... [2024-11-08 19:34:36,723 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:34:36,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:36,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-08 19:34:36,810 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-08 19:34:36,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:34:36,813 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:34:36,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:34:36,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:34:36,818 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:34:36,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:34:36,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:36,928 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:34:36,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:36,972 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 19:34:36,979 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:34:37,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:34:37,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:34:37,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:37,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-08 19:34:37,365 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-08 19:34:37,366 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 19:34:37,366 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2024-11-08 19:34:37,376 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 19:34:37,405 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 19:34:37,406 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2024-11-08 19:34:37,406 INFO L77 FloydHoareUtils]: At program point L15(lines 15 17) the Hoare annotation is: true [2024-11-08 19:34:37,406 INFO L77 FloydHoareUtils]: At program point L15-2(lines 15 17) the Hoare annotation is: true [2024-11-08 19:34:37,406 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 19:34:37,407 INFO L77 FloydHoareUtils]: At program point L8(line 8) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|) [2024-11-08 19:34:37,407 INFO L75 FloydHoareUtils]: For program point L8-1(line 8) no Hoare annotation was computed. [2024-11-08 19:34:37,407 INFO L77 FloydHoareUtils]: At program point L8-3(line 8) the Hoare annotation is: true [2024-11-08 19:34:37,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:34:37 ImpRootNode [2024-11-08 19:34:37,416 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:34:37,417 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:34:37,417 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:34:37,418 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:34:37,419 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:34:36" (3/4) ... [2024-11-08 19:34:37,422 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 19:34:37,430 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-08 19:34:37,430 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-08 19:34:37,430 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 19:34:37,431 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 19:34:37,568 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 19:34:37,568 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 19:34:37,569 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:34:37,570 INFO L158 Benchmark]: Toolchain (without parser) took 2186.16ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 52.7MB in the beginning and 78.9MB in the end (delta: -26.2MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2024-11-08 19:34:37,573 INFO L158 Benchmark]: CDTParser took 0.83ms. Allocated memory is still 75.5MB. Free memory was 51.3MB in the beginning and 51.2MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:34:37,574 INFO L158 Benchmark]: CACSL2BoogieTranslator took 449.75ms. Allocated memory is still 75.5MB. Free memory was 52.4MB in the beginning and 39.7MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:34:37,575 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.23ms. Allocated memory is still 75.5MB. Free memory was 39.7MB in the beginning and 38.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:34:37,579 INFO L158 Benchmark]: Boogie Preprocessor took 44.99ms. Allocated memory is still 75.5MB. Free memory was 38.2MB in the beginning and 37.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:34:37,580 INFO L158 Benchmark]: RCFGBuilder took 753.09ms. Allocated memory is still 75.5MB. Free memory was 37.0MB in the beginning and 49.9MB in the end (delta: -12.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 19:34:37,581 INFO L158 Benchmark]: CodeCheck took 721.32ms. Allocated memory is still 75.5MB. Free memory was 49.9MB in the beginning and 34.0MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 19:34:37,582 INFO L158 Benchmark]: Witness Printer took 152.04ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 34.0MB in the beginning and 78.9MB in the end (delta: -44.9MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2024-11-08 19:34:37,589 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, 8 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 3 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5 IncrementalHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 3 mSDtfsCounter, 5 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 2 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, 0.3s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 1 NumberOfNonLiveVariables, 19 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - PositiveResult [Line: 8]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83ms. Allocated memory is still 75.5MB. Free memory was 51.3MB in the beginning and 51.2MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 449.75ms. Allocated memory is still 75.5MB. Free memory was 52.4MB in the beginning and 39.7MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.23ms. Allocated memory is still 75.5MB. Free memory was 39.7MB in the beginning and 38.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.99ms. Allocated memory is still 75.5MB. Free memory was 38.2MB in the beginning and 37.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 753.09ms. Allocated memory is still 75.5MB. Free memory was 37.0MB in the beginning and 49.9MB in the end (delta: -12.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 721.32ms. Allocated memory is still 75.5MB. Free memory was 49.9MB in the beginning and 34.0MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 152.04ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 34.0MB in the beginning and 78.9MB in the end (delta: -44.9MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 19:34:37,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3b7a8c-2a08-4859-a4a1-75ec57393e74/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE