./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_4+soft_float_4-3a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_4+soft_float_4-3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6266dcc240f970a5b491753808ae5c0bb4e18ac4824a7135095a19951d4d9404 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:04:03,564 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:04:03,637 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:04:03,648 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:04:03,649 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:04:03,670 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:04:03,671 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:04:03,671 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:04:03,672 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:04:03,672 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:04:03,672 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:04:03,672 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:04:03,673 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:04:03,673 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:04:03,673 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:04:03,675 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:04:03,675 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:04:03,675 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:04:03,675 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:04:03,675 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:04:03,675 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:04:03,676 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:04:03,676 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:04:03,676 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:04:03,676 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:04:03,676 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:04:03,676 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:04:03,676 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:04:03,676 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:04:03,676 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:04:03,676 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:04:03,677 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:04:03,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:04:03,677 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6266dcc240f970a5b491753808ae5c0bb4e18ac4824a7135095a19951d4d9404 [2024-11-13 22:04:03,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:04:04,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:04:04,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:04:04,010 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:04:04,011 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:04:04,012 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/square_4+soft_float_4-3a.c.cil.c Unable to find full path for "g++" [2024-11-13 22:04:05,910 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:04:06,179 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:04:06,179 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/sv-benchmarks/c/combinations/square_4+soft_float_4-3a.c.cil.c [2024-11-13 22:04:06,189 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/data/dcb4ea04c/05d3ea9f3eb144bb89c67704227e3c4c/FLAG4c6229c80 [2024-11-13 22:04:06,487 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/data/dcb4ea04c/05d3ea9f3eb144bb89c67704227e3c4c [2024-11-13 22:04:06,492 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:04:06,494 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:04:06,497 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:04:06,498 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:04:06,503 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:04:06,504 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:04:06" (1/1) ... [2024-11-13 22:04:06,506 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@135d6c12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:06, skipping insertion in model container [2024-11-13 22:04:06,506 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:04:06" (1/1) ... [2024-11-13 22:04:06,537 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:04:06,749 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_478c52ec-0ddb-4aba-99b7-76f609a02bb6/sv-benchmarks/c/combinations/square_4+soft_float_4-3a.c.cil.c[1999,2012] [2024-11-13 22:04:06,755 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_478c52ec-0ddb-4aba-99b7-76f609a02bb6/sv-benchmarks/c/combinations/square_4+soft_float_4-3a.c.cil.c[2368,2381] [2024-11-13 22:04:06,819 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:04:06,829 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:04:06,846 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_478c52ec-0ddb-4aba-99b7-76f609a02bb6/sv-benchmarks/c/combinations/square_4+soft_float_4-3a.c.cil.c[1999,2012] [2024-11-13 22:04:06,847 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_478c52ec-0ddb-4aba-99b7-76f609a02bb6/sv-benchmarks/c/combinations/square_4+soft_float_4-3a.c.cil.c[2368,2381] [2024-11-13 22:04:06,876 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:04:06,890 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:04:06,891 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:06 WrapperNode [2024-11-13 22:04:06,891 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:04:06,893 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:04:06,893 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:04:06,893 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:04:06,900 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:06" (1/1) ... [2024-11-13 22:04:06,909 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:06" (1/1) ... [2024-11-13 22:04:06,927 INFO L138 Inliner]: procedures = 27, calls = 20, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 77 [2024-11-13 22:04:06,927 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:04:06,928 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:04:06,928 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:04:06,928 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:04:06,939 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:06" (1/1) ... [2024-11-13 22:04:06,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:06" (1/1) ... [2024-11-13 22:04:06,942 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:06" (1/1) ... [2024-11-13 22:04:06,942 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:06" (1/1) ... [2024-11-13 22:04:06,949 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:06" (1/1) ... [2024-11-13 22:04:06,955 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:06" (1/1) ... [2024-11-13 22:04:06,957 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:06" (1/1) ... [2024-11-13 22:04:06,958 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:06" (1/1) ... [2024-11-13 22:04:06,961 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:04:06,962 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:04:06,962 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:04:06,962 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:04:06,963 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:06" (1/1) ... [2024-11-13 22:04:06,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:04:06,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:04:07,007 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:04:07,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:04:07,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:04:07,041 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-13 22:04:07,041 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-13 22:04:07,041 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2024-11-13 22:04:07,041 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2024-11-13 22:04:07,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:04:07,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:04:07,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:04:07,042 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:04:07,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:04:07,113 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:04:07,115 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:04:07,499 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-11-13 22:04:07,500 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:04:07,726 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:04:07,726 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 22:04:07,727 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:04:07 BoogieIcfgContainer [2024-11-13 22:04:07,727 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:04:07,727 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:04:07,728 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:04:07,737 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:04:07,738 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:04:07" (1/1) ... [2024-11-13 22:04:07,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:04:07,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:04:07,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 51 states and 71 transitions. [2024-11-13 22:04:07,805 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 71 transitions. [2024-11-13 22:04:07,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:04:07,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:04:07,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:04:07,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:04:07,885 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:04:07,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:04:07,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:04:07,946 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:04:07,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:04:07,962 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:04:07,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:04:07 ImpRootNode [2024-11-13 22:04:07,987 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:04:07,989 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:04:07,990 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:04:07,990 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:04:07,992 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:04:07" (3/4) ... [2024-11-13 22:04:07,994 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:04:07,995 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:04:07,999 INFO L158 Benchmark]: Toolchain (without parser) took 1503.17ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 79.2MB in the end (delta: 12.5MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2024-11-13 22:04:07,999 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:04:08,000 INFO L158 Benchmark]: CACSL2BoogieTranslator took 394.74ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 77.3MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:04:08,000 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.97ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 75.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:04:08,001 INFO L158 Benchmark]: Boogie Preprocessor took 33.00ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 74.8MB in the end (delta: 815.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:04:08,001 INFO L158 Benchmark]: RCFGBuilder took 765.04ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 90.5MB in the end (delta: -16.1MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2024-11-13 22:04:08,002 INFO L158 Benchmark]: CodeCheck took 260.53ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 79.9MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:04:08,002 INFO L158 Benchmark]: Witness Printer took 6.40ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 79.2MB in the end (delta: 707.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:04:08,008 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 4 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 40, overapproximation of someBinaryFLOATComparisonOperation at line 47, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L309] COND TRUE __VERIFIER_nondet_int() [L310] 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 0.41ms. Allocated memory is still 83.9MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 394.74ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 77.3MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.97ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 75.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.00ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 74.8MB in the end (delta: 815.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 765.04ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 90.5MB in the end (delta: -16.1MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. * CodeCheck took 260.53ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 79.9MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.40ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 79.2MB in the end (delta: 707.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:04:08,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_4+soft_float_4-3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6266dcc240f970a5b491753808ae5c0bb4e18ac4824a7135095a19951d4d9404 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:04:10,760 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:04:10,858 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:04:10,886 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:04:10,887 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:04:10,887 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:04:10,887 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:04:10,888 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:04:10,888 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:04:10,888 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:04:10,888 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:04:10,888 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:04:10,888 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:04:10,889 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:04:10,889 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:04:10,889 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:04:10,889 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:04:10,889 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:04:10,889 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:04:10,889 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:04:10,911 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:04:10,911 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:04:10,911 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:04:10,911 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:04:10,911 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:04:10,912 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:04:10,912 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:04:10,912 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:04:10,912 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:04:10,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:04:10,912 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:04:10,912 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:04:10,912 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:04:10,912 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:04:10,912 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:04:10,912 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:04:10,913 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6266dcc240f970a5b491753808ae5c0bb4e18ac4824a7135095a19951d4d9404 [2024-11-13 22:04:11,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:04:11,254 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:04:11,256 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:04:11,257 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:04:11,258 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:04:11,259 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/square_4+soft_float_4-3a.c.cil.c Unable to find full path for "g++" [2024-11-13 22:04:13,343 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:04:13,690 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:04:13,691 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/sv-benchmarks/c/combinations/square_4+soft_float_4-3a.c.cil.c [2024-11-13 22:04:13,725 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/data/4a2baaaa0/0f398b99b35e4068ae9ebf5fd1ec7738/FLAGd746f56e4 [2024-11-13 22:04:13,910 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/data/4a2baaaa0/0f398b99b35e4068ae9ebf5fd1ec7738 [2024-11-13 22:04:13,913 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:04:13,914 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:04:13,916 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:04:13,916 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:04:13,920 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:04:13,921 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:04:13" (1/1) ... [2024-11-13 22:04:13,922 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f06d9a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:13, skipping insertion in model container [2024-11-13 22:04:13,922 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:04:13" (1/1) ... [2024-11-13 22:04:13,943 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:04:14,139 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_478c52ec-0ddb-4aba-99b7-76f609a02bb6/sv-benchmarks/c/combinations/square_4+soft_float_4-3a.c.cil.c[1999,2012] [2024-11-13 22:04:14,146 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_478c52ec-0ddb-4aba-99b7-76f609a02bb6/sv-benchmarks/c/combinations/square_4+soft_float_4-3a.c.cil.c[2368,2381] [2024-11-13 22:04:14,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:04:14,234 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:04:14,256 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_478c52ec-0ddb-4aba-99b7-76f609a02bb6/sv-benchmarks/c/combinations/square_4+soft_float_4-3a.c.cil.c[1999,2012] [2024-11-13 22:04:14,260 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_478c52ec-0ddb-4aba-99b7-76f609a02bb6/sv-benchmarks/c/combinations/square_4+soft_float_4-3a.c.cil.c[2368,2381] [2024-11-13 22:04:14,307 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:04:14,328 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:04:14,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14 WrapperNode [2024-11-13 22:04:14,329 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:04:14,331 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:04:14,331 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:04:14,331 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:04:14,341 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14" (1/1) ... [2024-11-13 22:04:14,362 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14" (1/1) ... [2024-11-13 22:04:14,396 INFO L138 Inliner]: procedures = 28, calls = 20, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2024-11-13 22:04:14,397 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:04:14,401 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:04:14,401 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:04:14,401 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:04:14,410 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14" (1/1) ... [2024-11-13 22:04:14,410 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14" (1/1) ... [2024-11-13 22:04:14,414 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14" (1/1) ... [2024-11-13 22:04:14,418 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14" (1/1) ... [2024-11-13 22:04:14,433 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14" (1/1) ... [2024-11-13 22:04:14,449 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14" (1/1) ... [2024-11-13 22:04:14,451 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14" (1/1) ... [2024-11-13 22:04:14,456 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14" (1/1) ... [2024-11-13 22:04:14,460 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:04:14,465 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:04:14,465 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:04:14,465 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:04:14,466 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14" (1/1) ... [2024-11-13 22:04:14,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:04:14,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:04:14,511 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:04:14,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:04:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:04:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:04:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-13 22:04:14,559 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-13 22:04:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2024-11-13 22:04:14,559 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2024-11-13 22:04:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:04:14,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:04:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:04:14,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:04:14,677 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:04:14,679 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:04:25,378 INFO L? ?]: Removed 44 outVars from TransFormulas that were not future-live. [2024-11-13 22:04:25,379 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:04:25,440 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:04:25,440 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 22:04:25,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:04:25 BoogieIcfgContainer [2024-11-13 22:04:25,441 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:04:25,442 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:04:25,442 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:04:25,454 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:04:25,455 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:04:25" (1/1) ... [2024-11-13 22:04:25,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:04:25,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:04:25,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 51 states and 71 transitions. [2024-11-13 22:04:25,521 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 71 transitions. [2024-11-13 22:04:25,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:04:25,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:04:25,524 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:04:25,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:04:25,528 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:04:25,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:15:49,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:49,623 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:15:59,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:15:59,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:15:59,975 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:15:59,981 INFO L158 Benchmark]: Toolchain (without parser) took 706065.83ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 45.2MB in the end (delta: 47.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 22:15:59,981 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:15:59,982 INFO L158 Benchmark]: CACSL2BoogieTranslator took 414.13ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 77.8MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:15:59,982 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.99ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 76.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:15:59,982 INFO L158 Benchmark]: Boogie Preprocessor took 63.37ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 75.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:15:59,984 INFO L158 Benchmark]: RCFGBuilder took 10976.15ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 54.2MB in the end (delta: 20.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:15:59,984 INFO L158 Benchmark]: CodeCheck took 694537.87ms. Allocated memory is still 117.4MB. Free memory was 54.2MB in the beginning and 45.2MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:15:59,990 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 0.29ms. Allocated memory is still 117.4MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 414.13ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 77.8MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.99ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 76.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 63.37ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 75.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 10976.15ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 54.2MB in the end (delta: 20.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 694537.87ms. Allocated memory is still 117.4MB. Free memory was 54.2MB in the beginning and 45.2MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 22:16:00,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_478c52ec-0ddb-4aba-99b7-76f609a02bb6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown