./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_4+soft_float_1-2a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/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_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_4+soft_float_1-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/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_f45531cc-082a-4b03-9169-0d5472cc6928/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 964037bccd5af2bec8208ce0f4b08447d41303350ff91bfe4b13e42b362dc54b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:25:35,739 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:25:35,847 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:25:35,857 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:25:35,857 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:25:35,890 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:25:35,891 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:25:35,892 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:25:35,893 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:25:35,893 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:25:35,894 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:25:35,895 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:25:35,895 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:25:35,896 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:25:35,896 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:25:35,897 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:25:35,897 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:25:35,898 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:25:35,898 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:25:35,899 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:25:35,899 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:25:35,900 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:25:35,900 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:25:35,901 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:25:35,901 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:25:35,902 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:25:35,902 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:25:35,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:25:35,903 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:25:35,904 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:25:35,904 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:25:35,905 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:25:35,905 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:25:35,905 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_f45531cc-082a-4b03-9169-0d5472cc6928/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 964037bccd5af2bec8208ce0f4b08447d41303350ff91bfe4b13e42b362dc54b [2024-11-08 19:25:36,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:25:36,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:25:36,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:25:36,305 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:25:36,306 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:25:36,308 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_4+soft_float_1-2a.c.cil.c Unable to find full path for "g++" [2024-11-08 19:25:38,813 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:25:39,090 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:25:39,090 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/sv-benchmarks/c/combinations/square_4+soft_float_1-2a.c.cil.c [2024-11-08 19:25:39,110 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/data/356ef1e00/de32062a607d4fcb875c3e8a86e9f7ff/FLAG4d334de81 [2024-11-08 19:25:39,407 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/data/356ef1e00/de32062a607d4fcb875c3e8a86e9f7ff [2024-11-08 19:25:39,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:25:39,412 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:25:39,416 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:25:39,417 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:25:39,424 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:25:39,428 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:25:39" (1/1) ... [2024-11-08 19:25:39,430 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fa858e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:39, skipping insertion in model container [2024-11-08 19:25:39,430 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:25:39" (1/1) ... [2024-11-08 19:25:39,493 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:25:39,748 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_f45531cc-082a-4b03-9169-0d5472cc6928/sv-benchmarks/c/combinations/square_4+soft_float_1-2a.c.cil.c[1999,2012] [2024-11-08 19:25:39,756 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_f45531cc-082a-4b03-9169-0d5472cc6928/sv-benchmarks/c/combinations/square_4+soft_float_1-2a.c.cil.c[2393,2406] [2024-11-08 19:25:39,851 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:25:39,864 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:25:39,883 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_f45531cc-082a-4b03-9169-0d5472cc6928/sv-benchmarks/c/combinations/square_4+soft_float_1-2a.c.cil.c[1999,2012] [2024-11-08 19:25:39,885 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_f45531cc-082a-4b03-9169-0d5472cc6928/sv-benchmarks/c/combinations/square_4+soft_float_1-2a.c.cil.c[2393,2406] [2024-11-08 19:25:39,935 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:25:39,960 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:25:39,961 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:39 WrapperNode [2024-11-08 19:25:39,961 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:25:39,963 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:25:39,963 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:25:39,963 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:25:39,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:39" (1/1) ... [2024-11-08 19:25:39,986 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:39" (1/1) ... [2024-11-08 19:25:40,028 INFO L138 Inliner]: procedures = 27, calls = 20, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 211 [2024-11-08 19:25:40,029 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:25:40,030 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:25:40,030 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:25:40,030 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:25:40,055 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:39" (1/1) ... [2024-11-08 19:25:40,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:39" (1/1) ... [2024-11-08 19:25:40,059 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:39" (1/1) ... [2024-11-08 19:25:40,059 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:39" (1/1) ... [2024-11-08 19:25:40,074 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:39" (1/1) ... [2024-11-08 19:25:40,087 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:39" (1/1) ... [2024-11-08 19:25:40,093 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:39" (1/1) ... [2024-11-08 19:25:40,095 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:39" (1/1) ... [2024-11-08 19:25:40,103 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:25:40,108 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:25:40,112 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:25:40,112 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:25:40,113 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:39" (1/1) ... [2024-11-08 19:25:40,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:25:40,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:25:40,169 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:25:40,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:25:40,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:25:40,217 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-08 19:25:40,217 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-08 19:25:40,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:25:40,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:25:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:25:40,218 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:25:40,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:25:40,325 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:25:40,329 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:25:41,004 INFO L? ?]: Removed 81 outVars from TransFormulas that were not future-live. [2024-11-08 19:25:41,004 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:25:41,350 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:25:41,354 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 19:25:41,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:25:41 BoogieIcfgContainer [2024-11-08 19:25:41,355 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:25:41,356 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:25:41,356 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:25:41,372 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:25:41,372 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:25:41" (1/1) ... [2024-11-08 19:25:41,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:25:41,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:25:41,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 75 transitions. [2024-11-08 19:25:41,465 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions. [2024-11-08 19:25:41,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:25:41,467 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:25:41,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:25:41,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:25:41,582 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:25:41,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:25:41,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:25:41,635 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:25:41,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:25:41,651 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:25:41,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:25:41 ImpRootNode [2024-11-08 19:25:41,675 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:25:41,677 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:25:41,678 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:25:41,678 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:25:41,679 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:25:41" (3/4) ... [2024-11-08 19:25:41,683 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:25:41,685 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:25:41,686 INFO L158 Benchmark]: Toolchain (without parser) took 2273.76ms. Allocated memory is still 163.6MB. Free memory was 128.5MB in the beginning and 84.7MB in the end (delta: 43.8MB). Peak memory consumption was 45.4MB. Max. memory is 16.1GB. [2024-11-08 19:25:41,687 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 113.2MB. Free memory is still 61.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:25:41,688 INFO L158 Benchmark]: CACSL2BoogieTranslator took 545.12ms. Allocated memory is still 163.6MB. Free memory was 128.5MB in the beginning and 111.2MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 19:25:41,690 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.65ms. Allocated memory is still 163.6MB. Free memory was 111.2MB in the beginning and 108.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:25:41,691 INFO L158 Benchmark]: Boogie Preprocessor took 77.23ms. Allocated memory is still 163.6MB. Free memory was 108.8MB in the beginning and 107.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:25:41,692 INFO L158 Benchmark]: RCFGBuilder took 1246.62ms. Allocated memory is still 163.6MB. Free memory was 107.1MB in the beginning and 96.4MB in the end (delta: 10.7MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2024-11-08 19:25:41,693 INFO L158 Benchmark]: CodeCheck took 319.78ms. Allocated memory is still 163.6MB. Free memory was 96.4MB in the beginning and 84.7MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:25:41,694 INFO L158 Benchmark]: Witness Printer took 7.91ms. Allocated memory is still 163.6MB. Free memory is still 84.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:25:41,700 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, 51 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, 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: [L403] COND TRUE __VERIFIER_nondet_int() [L404] 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 < 1.39844f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 113.2MB. Free memory is still 61.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 545.12ms. Allocated memory is still 163.6MB. Free memory was 128.5MB in the beginning and 111.2MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.65ms. Allocated memory is still 163.6MB. Free memory was 111.2MB in the beginning and 108.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.23ms. Allocated memory is still 163.6MB. Free memory was 108.8MB in the beginning and 107.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1246.62ms. Allocated memory is still 163.6MB. Free memory was 107.1MB in the beginning and 96.4MB in the end (delta: 10.7MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * CodeCheck took 319.78ms. Allocated memory is still 163.6MB. Free memory was 96.4MB in the beginning and 84.7MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 7.91ms. Allocated memory is still 163.6MB. Free memory is still 84.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:25:41,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/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_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_4+soft_float_1-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/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_f45531cc-082a-4b03-9169-0d5472cc6928/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 964037bccd5af2bec8208ce0f4b08447d41303350ff91bfe4b13e42b362dc54b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:25:44,719 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:25:44,859 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:25:44,909 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:25:44,915 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:25:44,915 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:25:44,916 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:25:44,916 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:25:44,919 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:25:44,920 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:25:44,921 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:25:44,922 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:25:44,922 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:25:44,925 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:25:44,926 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:25:44,926 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:25:44,926 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:25:44,927 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:25:44,927 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:25:44,932 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:25:44,932 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:25:44,933 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:25:44,934 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:25:44,934 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:25:44,934 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:25:44,935 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:25:44,935 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:25:44,935 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:25:44,936 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:25:44,936 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:25:44,939 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:25:44,940 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:25:44,941 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:25:44,941 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:25:44,942 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:25:44,943 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:25:44,943 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_f45531cc-082a-4b03-9169-0d5472cc6928/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 964037bccd5af2bec8208ce0f4b08447d41303350ff91bfe4b13e42b362dc54b [2024-11-08 19:25:45,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:25:45,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:25:45,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:25:45,474 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:25:45,476 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:25:45,478 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_4+soft_float_1-2a.c.cil.c Unable to find full path for "g++" [2024-11-08 19:25:47,935 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:25:48,272 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:25:48,273 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/sv-benchmarks/c/combinations/square_4+soft_float_1-2a.c.cil.c [2024-11-08 19:25:48,286 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/data/0812c15c5/952ab4c5d16b4e67857428cb2e3a6b97/FLAG5672b696f [2024-11-08 19:25:48,304 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/data/0812c15c5/952ab4c5d16b4e67857428cb2e3a6b97 [2024-11-08 19:25:48,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:25:48,309 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:25:48,311 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:25:48,311 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:25:48,317 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:25:48,318 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:25:48" (1/1) ... [2024-11-08 19:25:48,319 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f2e3059 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:48, skipping insertion in model container [2024-11-08 19:25:48,320 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:25:48" (1/1) ... [2024-11-08 19:25:48,392 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:25:48,712 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_f45531cc-082a-4b03-9169-0d5472cc6928/sv-benchmarks/c/combinations/square_4+soft_float_1-2a.c.cil.c[1999,2012] [2024-11-08 19:25:48,726 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/sv-benchmarks/c/combinations/square_4+soft_float_1-2a.c.cil.c[2393,2406] [2024-11-08 19:25:48,837 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:25:48,870 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:25:48,898 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_f45531cc-082a-4b03-9169-0d5472cc6928/sv-benchmarks/c/combinations/square_4+soft_float_1-2a.c.cil.c[1999,2012] [2024-11-08 19:25:48,900 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_f45531cc-082a-4b03-9169-0d5472cc6928/sv-benchmarks/c/combinations/square_4+soft_float_1-2a.c.cil.c[2393,2406] [2024-11-08 19:25:48,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:25:48,998 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:25:48,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:48 WrapperNode [2024-11-08 19:25:48,999 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:25:49,001 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:25:49,001 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:25:49,001 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:25:49,012 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:48" (1/1) ... [2024-11-08 19:25:49,034 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:48" (1/1) ... [2024-11-08 19:25:49,082 INFO L138 Inliner]: procedures = 28, calls = 20, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-11-08 19:25:49,086 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:25:49,087 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:25:49,087 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:25:49,087 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:25:49,101 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:48" (1/1) ... [2024-11-08 19:25:49,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:48" (1/1) ... [2024-11-08 19:25:49,111 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:48" (1/1) ... [2024-11-08 19:25:49,111 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:48" (1/1) ... [2024-11-08 19:25:49,130 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:48" (1/1) ... [2024-11-08 19:25:49,140 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:48" (1/1) ... [2024-11-08 19:25:49,143 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:48" (1/1) ... [2024-11-08 19:25:49,150 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:48" (1/1) ... [2024-11-08 19:25:49,157 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:25:49,162 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:25:49,165 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:25:49,165 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:25:49,166 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:48" (1/1) ... [2024-11-08 19:25:49,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:25:49,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:25:49,207 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:25:49,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:25:49,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:25:49,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:25:49,257 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-08 19:25:49,257 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-08 19:25:49,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:25:49,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:25:49,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:25:49,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:25:49,416 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:25:49,419 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:26:00,351 INFO L? ?]: Removed 65 outVars from TransFormulas that were not future-live. [2024-11-08 19:26:00,352 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:26:00,524 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:26:00,525 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 19:26:00,526 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:26:00 BoogieIcfgContainer [2024-11-08 19:26:00,526 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:26:00,527 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:26:00,528 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:26:00,541 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:26:00,542 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:26:00" (1/1) ... [2024-11-08 19:26:00,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:26:00,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:00,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 75 transitions. [2024-11-08 19:26:00,649 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions. [2024-11-08 19:26:00,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:26:00,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:00,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:26:00,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:26:00,658 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:26:00,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:38:22,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:38:22,678 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:38:32,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:38:33,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 19:38:33,045 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 19:38:33,051 INFO L158 Benchmark]: Toolchain (without parser) took 764740.74ms. Allocated memory was 83.9MB in the beginning and 119.5MB in the end (delta: 35.7MB). Free memory was 42.5MB in the beginning and 88.8MB in the end (delta: -46.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:38:33,052 INFO L158 Benchmark]: CDTParser took 0.77ms. Allocated memory is still 83.9MB. Free memory was 59.9MB in the beginning and 59.7MB in the end (delta: 153.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:38:33,053 INFO L158 Benchmark]: CACSL2BoogieTranslator took 688.81ms. Allocated memory is still 83.9MB. Free memory was 42.2MB in the beginning and 47.8MB in the end (delta: -5.6MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2024-11-08 19:38:33,054 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.80ms. Allocated memory is still 83.9MB. Free memory was 47.8MB in the beginning and 45.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:38:33,056 INFO L158 Benchmark]: Boogie Preprocessor took 73.82ms. Allocated memory is still 83.9MB. Free memory was 45.5MB in the beginning and 43.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:38:33,057 INFO L158 Benchmark]: RCFGBuilder took 11364.46ms. Allocated memory is still 83.9MB. Free memory was 43.4MB in the beginning and 33.7MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 19:38:33,059 INFO L158 Benchmark]: CodeCheck took 752521.49ms. Allocated memory was 83.9MB in the beginning and 119.5MB in the end (delta: 35.7MB). Free memory was 33.7MB in the beginning and 88.8MB in the end (delta: -55.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:38:33,066 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77ms. Allocated memory is still 83.9MB. Free memory was 59.9MB in the beginning and 59.7MB in the end (delta: 153.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 688.81ms. Allocated memory is still 83.9MB. Free memory was 42.2MB in the beginning and 47.8MB in the end (delta: -5.6MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.80ms. Allocated memory is still 83.9MB. Free memory was 47.8MB in the beginning and 45.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.82ms. Allocated memory is still 83.9MB. Free memory was 45.5MB in the beginning and 43.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 11364.46ms. Allocated memory is still 83.9MB. Free memory was 43.4MB in the beginning and 33.7MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 752521.49ms. Allocated memory was 83.9MB in the beginning and 119.5MB in the end (delta: 35.7MB). Free memory was 33.7MB in the beginning and 88.8MB in the end (delta: -55.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 19:38:33,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45531cc-082a-4b03-9169-0d5472cc6928/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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown