./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.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_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/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_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/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_69598b71-4fca-4407-a78b-e3266cb681f3/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 4afff0c8dc116ae0ea52d5228669475b8e2bd0f7c5a38e0115f3b3d6e8e4ef72 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:23:55,470 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:23:55,579 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:23:55,588 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:23:55,588 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:23:55,633 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:23:55,638 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:23:55,639 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:23:55,640 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:23:55,642 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:23:55,642 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:23:55,643 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:23:55,643 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:23:55,644 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:23:55,644 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:23:55,645 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:23:55,645 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:23:55,645 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:23:55,646 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:23:55,649 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:23:55,650 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:23:55,651 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:23:55,654 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:23:55,655 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:23:55,655 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:23:55,655 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:23:55,655 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:23:55,656 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:23:55,656 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:23:55,656 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:23:55,657 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:23:55,657 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:23:55,657 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:23:55,658 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_69598b71-4fca-4407-a78b-e3266cb681f3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4afff0c8dc116ae0ea52d5228669475b8e2bd0f7c5a38e0115f3b3d6e8e4ef72 [2024-11-08 22:23:55,977 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:23:56,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:23:56,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:23:56,011 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:23:56,011 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:23:56,013 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c Unable to find full path for "g++" [2024-11-08 22:23:58,080 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:23:58,296 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:23:58,297 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c [2024-11-08 22:23:58,308 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk/data/a380b8df1/32ae8bbbcc88440f9abbf9131a43a4df/FLAGa3ad27699 [2024-11-08 22:23:58,326 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk/data/a380b8df1/32ae8bbbcc88440f9abbf9131a43a4df [2024-11-08 22:23:58,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:23:58,334 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:23:58,336 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:23:58,336 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:23:58,343 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:23:58,344 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:23:58" (1/1) ... [2024-11-08 22:23:58,345 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66001a8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:58, skipping insertion in model container [2024-11-08 22:23:58,346 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:23:58" (1/1) ... [2024-11-08 22:23:58,397 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:23:58,624 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_69598b71-4fca-4407-a78b-e3266cb681f3/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c[1999,2012] [2024-11-08 22:23:58,630 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_69598b71-4fca-4407-a78b-e3266cb681f3/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c[2368,2381] [2024-11-08 22:23:58,678 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:23:58,688 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:23:58,706 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_69598b71-4fca-4407-a78b-e3266cb681f3/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c[1999,2012] [2024-11-08 22:23:58,707 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_69598b71-4fca-4407-a78b-e3266cb681f3/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c[2368,2381] [2024-11-08 22:23:58,738 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:23:58,759 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:23:58,760 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:58 WrapperNode [2024-11-08 22:23:58,760 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:23:58,761 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:23:58,762 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:23:58,762 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:23:58,770 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:58" (1/1) ... [2024-11-08 22:23:58,784 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:58" (1/1) ... [2024-11-08 22:23:58,819 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-11-08 22:23:58,822 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:23:58,822 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:23:58,823 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:23:58,823 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:23:58,840 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:58" (1/1) ... [2024-11-08 22:23:58,841 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:58" (1/1) ... [2024-11-08 22:23:58,849 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:58" (1/1) ... [2024-11-08 22:23:58,849 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:58" (1/1) ... [2024-11-08 22:23:58,860 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:58" (1/1) ... [2024-11-08 22:23:58,873 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:58" (1/1) ... [2024-11-08 22:23:58,875 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:58" (1/1) ... [2024-11-08 22:23:58,879 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:58" (1/1) ... [2024-11-08 22:23:58,886 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:23:58,887 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:23:58,887 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:23:58,888 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:23:58,889 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:58" (1/1) ... [2024-11-08 22:23:58,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:23:58,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:23:58,950 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:23:58,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:23:58,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:23:58,995 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-08 22:23:58,996 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-08 22:23:58,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:23:58,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:23:58,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:23:58,998 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:23:58,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:23:59,122 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:23:59,125 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:23:59,689 INFO L? ?]: Removed 70 outVars from TransFormulas that were not future-live. [2024-11-08 22:23:59,689 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:24:00,011 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:24:00,011 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 22:24:00,012 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:24:00 BoogieIcfgContainer [2024-11-08 22:24:00,012 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:24:00,013 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:24:00,013 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:24:00,027 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:24:00,028 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:24:00" (1/1) ... [2024-11-08 22:24:00,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:24:00,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:00,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-08 22:24:00,128 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-08 22:24:00,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:24:00,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:00,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:24:00,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:24:00,253 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:24:00,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:24:00,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:24:00,323 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:24:00,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:24:00,347 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:24:00,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:24:00 ImpRootNode [2024-11-08 22:24:00,375 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:24:00,379 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:24:00,379 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:24:00,379 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:24:00,380 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:24:00" (3/4) ... [2024-11-08 22:24:00,389 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:24:00,390 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:24:00,392 INFO L158 Benchmark]: Toolchain (without parser) took 2058.96ms. Allocated memory was 146.8MB in the beginning and 190.8MB in the end (delta: 44.0MB). Free memory was 108.5MB in the beginning and 140.0MB in the end (delta: -31.5MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-11-08 22:24:00,393 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 146.8MB. Free memory was 115.6MB in the beginning and 115.5MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:24:00,395 INFO L158 Benchmark]: CACSL2BoogieTranslator took 424.82ms. Allocated memory is still 146.8MB. Free memory was 108.5MB in the beginning and 92.2MB in the end (delta: 16.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:24:00,396 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.51ms. Allocated memory is still 146.8MB. Free memory was 92.2MB in the beginning and 90.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:24:00,398 INFO L158 Benchmark]: Boogie Preprocessor took 64.00ms. Allocated memory is still 146.8MB. Free memory was 90.1MB in the beginning and 88.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:24:00,399 INFO L158 Benchmark]: RCFGBuilder took 1124.94ms. Allocated memory was 146.8MB in the beginning and 190.8MB in the end (delta: 44.0MB). Free memory was 88.2MB in the beginning and 152.5MB in the end (delta: -64.4MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. [2024-11-08 22:24:00,401 INFO L158 Benchmark]: CodeCheck took 362.66ms. Allocated memory is still 190.8MB. Free memory was 152.5MB in the beginning and 141.0MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:24:00,402 INFO L158 Benchmark]: Witness Printer took 12.13ms. Allocated memory is still 190.8MB. Free memory was 141.0MB in the beginning and 140.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:24:00,409 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 3 procedures, 45 locations, 2 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: 48]: 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 47, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L322] COND TRUE __VERIFIER_nondet_int() [L323] CALL main1() [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L34] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L42] float x = IN; [L44-L45] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L47] COND TRUE !(result >= 0.0f && result < 1.39843f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 146.8MB. Free memory was 115.6MB in the beginning and 115.5MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 424.82ms. Allocated memory is still 146.8MB. Free memory was 108.5MB in the beginning and 92.2MB in the end (delta: 16.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.51ms. Allocated memory is still 146.8MB. Free memory was 92.2MB in the beginning and 90.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.00ms. Allocated memory is still 146.8MB. Free memory was 90.1MB in the beginning and 88.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1124.94ms. Allocated memory was 146.8MB in the beginning and 190.8MB in the end (delta: 44.0MB). Free memory was 88.2MB in the beginning and 152.5MB in the end (delta: -64.4MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. * CodeCheck took 362.66ms. Allocated memory is still 190.8MB. Free memory was 152.5MB in the beginning and 141.0MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 12.13ms. Allocated memory is still 190.8MB. Free memory was 141.0MB in the beginning and 140.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:24:00,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/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_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/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_69598b71-4fca-4407-a78b-e3266cb681f3/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 4afff0c8dc116ae0ea52d5228669475b8e2bd0f7c5a38e0115f3b3d6e8e4ef72 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:24:03,328 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:24:03,423 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:24:03,464 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:24:03,465 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:24:03,465 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:24:03,466 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:24:03,467 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:24:03,467 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:24:03,468 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:24:03,468 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:24:03,469 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:24:03,469 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:24:03,470 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:24:03,470 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:24:03,471 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:24:03,471 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:24:03,472 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:24:03,472 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:24:03,472 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:24:03,473 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:24:03,474 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:24:03,474 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:24:03,475 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:24:03,475 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:24:03,475 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:24:03,476 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:24:03,476 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:24:03,477 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:24:03,477 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:24:03,478 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:24:03,478 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:24:03,478 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:24:03,479 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:24:03,479 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:24:03,479 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:24:03,480 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_69598b71-4fca-4407-a78b-e3266cb681f3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4afff0c8dc116ae0ea52d5228669475b8e2bd0f7c5a38e0115f3b3d6e8e4ef72 [2024-11-08 22:24:03,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:24:04,005 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:24:04,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:24:04,011 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:24:04,012 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:24:04,014 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c Unable to find full path for "g++" [2024-11-08 22:24:06,222 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:24:06,531 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:24:06,532 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c [2024-11-08 22:24:06,552 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk/data/d41b70374/5a3b7677c5334b87aad04a66b459edbf/FLAG09daee312 [2024-11-08 22:24:06,581 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk/data/d41b70374/5a3b7677c5334b87aad04a66b459edbf [2024-11-08 22:24:06,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:24:06,586 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:24:06,588 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:24:06,591 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:24:06,598 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:24:06,599 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:24:06" (1/1) ... [2024-11-08 22:24:06,603 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6de23bca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:06, skipping insertion in model container [2024-11-08 22:24:06,604 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:24:06" (1/1) ... [2024-11-08 22:24:06,654 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:24:06,974 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_69598b71-4fca-4407-a78b-e3266cb681f3/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c[1999,2012] [2024-11-08 22:24:06,985 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_69598b71-4fca-4407-a78b-e3266cb681f3/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c[2368,2381] [2024-11-08 22:24:07,079 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:24:07,113 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:24:07,171 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_69598b71-4fca-4407-a78b-e3266cb681f3/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c[1999,2012] [2024-11-08 22:24:07,173 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_69598b71-4fca-4407-a78b-e3266cb681f3/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c[2368,2381] [2024-11-08 22:24:07,243 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:24:07,279 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:24:07,280 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:07 WrapperNode [2024-11-08 22:24:07,280 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:24:07,282 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:24:07,282 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:24:07,282 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:24:07,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:07" (1/1) ... [2024-11-08 22:24:07,315 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:07" (1/1) ... [2024-11-08 22:24:07,358 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2024-11-08 22:24:07,359 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:24:07,361 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:24:07,361 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:24:07,365 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:24:07,377 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:07" (1/1) ... [2024-11-08 22:24:07,378 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:07" (1/1) ... [2024-11-08 22:24:07,387 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:07" (1/1) ... [2024-11-08 22:24:07,387 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:07" (1/1) ... [2024-11-08 22:24:07,409 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:07" (1/1) ... [2024-11-08 22:24:07,419 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:07" (1/1) ... [2024-11-08 22:24:07,425 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:07" (1/1) ... [2024-11-08 22:24:07,431 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:07" (1/1) ... [2024-11-08 22:24:07,435 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:24:07,439 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:24:07,443 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:24:07,443 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:24:07,444 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:07" (1/1) ... [2024-11-08 22:24:07,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:24:07,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:24:07,488 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:24:07,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:24:07,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:24:07,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:24:07,530 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-08 22:24:07,530 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-08 22:24:07,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:24:07,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:24:07,531 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:24:07,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:24:07,649 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:24:07,653 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:24:18,358 INFO L? ?]: Removed 54 outVars from TransFormulas that were not future-live. [2024-11-08 22:24:18,358 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:24:18,482 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:24:18,483 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 22:24:18,484 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:24:18 BoogieIcfgContainer [2024-11-08 22:24:18,484 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:24:18,485 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:24:18,486 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:24:18,499 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:24:18,499 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:24:18" (1/1) ... [2024-11-08 22:24:18,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:24:18,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:18,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-08 22:24:18,587 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-08 22:24:18,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:24:18,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:18,590 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:24:18,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:24:18,595 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:24:18,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69598b71-4fca-4407-a78b-e3266cb681f3/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:24:26,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:24:26,292 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:24:29,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat