./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_8+soft_float_4-2a.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_c29ae81e-b503-4130-8956-67cd10d1d62c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/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_c29ae81e-b503-4130-8956-67cd10d1d62c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_8+soft_float_4-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/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_c29ae81e-b503-4130-8956-67cd10d1d62c/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 2e745a133311e60f1a9e202bf4fcb9b524a944d790f4c1df2987f4b8dfd5e08b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:19:13,844 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:19:13,943 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:19:13,948 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:19:13,952 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:19:13,991 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:19:13,992 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:19:13,992 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:19:13,992 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:19:13,993 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:19:13,993 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:19:13,993 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:19:13,993 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:19:13,994 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:19:13,994 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:19:13,994 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:19:13,996 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:19:13,996 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:19:13,996 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:19:13,996 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:19:13,996 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:19:13,996 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:19:13,997 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:19:13,997 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:19:13,997 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:19:13,997 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:19:13,997 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:19:13,997 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:19:13,998 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:19:13,998 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:19:13,998 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:19:13,998 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:19:13,998 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:19:13,998 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_c29ae81e-b503-4130-8956-67cd10d1d62c/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 -> 2e745a133311e60f1a9e202bf4fcb9b524a944d790f4c1df2987f4b8dfd5e08b [2024-11-13 23:19:14,306 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:19:14,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:19:14,317 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:19:14,318 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:19:14,319 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:19:14,320 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/square_8+soft_float_4-2a.c.cil.c Unable to find full path for "g++" [2024-11-13 23:19:16,094 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:19:16,438 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:19:16,440 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/sv-benchmarks/c/combinations/square_8+soft_float_4-2a.c.cil.c [2024-11-13 23:19:16,454 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/bin/ukojak-verify-EEHR8qb7sm/data/925a5c8d5/4e99cc26edf44b6eb7be81aa6c188827/FLAGb687ec5fd [2024-11-13 23:19:16,477 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/bin/ukojak-verify-EEHR8qb7sm/data/925a5c8d5/4e99cc26edf44b6eb7be81aa6c188827 [2024-11-13 23:19:16,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:19:16,482 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:19:16,484 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:19:16,485 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:19:16,489 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:19:16,491 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:19:16" (1/1) ... [2024-11-13 23:19:16,492 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d881f81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:16, skipping insertion in model container [2024-11-13 23:19:16,495 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:19:16" (1/1) ... [2024-11-13 23:19:16,524 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:19:16,734 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_c29ae81e-b503-4130-8956-67cd10d1d62c/sv-benchmarks/c/combinations/square_8+soft_float_4-2a.c.cil.c[1995,2008] [2024-11-13 23:19:16,741 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_c29ae81e-b503-4130-8956-67cd10d1d62c/sv-benchmarks/c/combinations/square_8+soft_float_4-2a.c.cil.c[2389,2402] [2024-11-13 23:19:16,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:19:16,835 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:19:16,853 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_c29ae81e-b503-4130-8956-67cd10d1d62c/sv-benchmarks/c/combinations/square_8+soft_float_4-2a.c.cil.c[1995,2008] [2024-11-13 23:19:16,856 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_c29ae81e-b503-4130-8956-67cd10d1d62c/sv-benchmarks/c/combinations/square_8+soft_float_4-2a.c.cil.c[2389,2402] [2024-11-13 23:19:16,910 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:19:16,933 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:19:16,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:16 WrapperNode [2024-11-13 23:19:16,936 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:19:16,937 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:19:16,937 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:19:16,937 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:19:16,944 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:16" (1/1) ... [2024-11-13 23:19:16,954 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:16" (1/1) ... [2024-11-13 23:19:16,982 INFO L138 Inliner]: procedures = 27, calls = 19, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 77 [2024-11-13 23:19:16,984 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:19:16,985 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:19:16,985 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:19:16,985 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:19:16,993 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:16" (1/1) ... [2024-11-13 23:19:16,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:16" (1/1) ... [2024-11-13 23:19:17,000 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:16" (1/1) ... [2024-11-13 23:19:17,001 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:16" (1/1) ... [2024-11-13 23:19:17,012 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:16" (1/1) ... [2024-11-13 23:19:17,017 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:16" (1/1) ... [2024-11-13 23:19:17,019 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:16" (1/1) ... [2024-11-13 23:19:17,020 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:16" (1/1) ... [2024-11-13 23:19:17,023 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:19:17,024 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:19:17,024 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:19:17,024 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:19:17,025 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:16" (1/1) ... [2024-11-13 23:19:17,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:19:17,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:19:17,073 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:19:17,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:19:17,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:19:17,105 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-13 23:19:17,106 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-13 23:19:17,106 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2024-11-13 23:19:17,106 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2024-11-13 23:19:17,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:19:17,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:19:17,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:19:17,107 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 23:19:17,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 23:19:17,209 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:19:17,212 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:19:17,643 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-11-13 23:19:17,643 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:19:17,908 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:19:17,908 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 23:19:17,910 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:19:17 BoogieIcfgContainer [2024-11-13 23:19:17,911 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:19:17,912 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:19:17,912 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:19:17,923 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:19:17,923 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:19:17" (1/1) ... [2024-11-13 23:19:17,934 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:19:17,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:17,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 49 states and 68 transitions. [2024-11-13 23:19:18,000 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2024-11-13 23:19:18,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:19:18,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:18,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:18,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:19:18,098 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:19:18,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:19:18,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:19:18,159 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:19:18,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:19:18,176 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:19:18,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:19:18 ImpRootNode [2024-11-13 23:19:18,198 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:19:18,200 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:19:18,201 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:19:18,202 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:19:18,202 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:19:17" (3/4) ... [2024-11-13 23:19:18,205 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:19:18,206 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:19:18,209 INFO L158 Benchmark]: Toolchain (without parser) took 1725.01ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 50.7MB in the end (delta: 68.3MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-13 23:19:18,210 INFO L158 Benchmark]: CDTParser took 1.06ms. Allocated memory is still 142.6MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:19:18,211 INFO L158 Benchmark]: CACSL2BoogieTranslator took 451.93ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 104.6MB in the end (delta: 14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:19:18,212 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.51ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 103.1MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:19:18,215 INFO L158 Benchmark]: Boogie Preprocessor took 37.91ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 101.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:19:18,215 INFO L158 Benchmark]: RCFGBuilder took 887.17ms. Allocated memory is still 142.6MB. Free memory was 101.8MB in the beginning and 61.4MB in the end (delta: 40.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 23:19:18,215 INFO L158 Benchmark]: CodeCheck took 287.59ms. Allocated memory is still 142.6MB. Free memory was 61.2MB in the beginning and 50.9MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:19:18,216 INFO L158 Benchmark]: Witness Printer took 6.15ms. Allocated memory is still 142.6MB. Free memory was 50.9MB in the beginning and 50.7MB in the end (delta: 252.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:19:18,218 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, 49 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 someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L310] COND TRUE __VERIFIER_nondet_int() [L311] 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 < 1.5f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.06ms. Allocated memory is still 142.6MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 451.93ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 104.6MB in the end (delta: 14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.51ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 103.1MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.91ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 101.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 887.17ms. Allocated memory is still 142.6MB. Free memory was 101.8MB in the beginning and 61.4MB in the end (delta: 40.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 287.59ms. Allocated memory is still 142.6MB. Free memory was 61.2MB in the beginning and 50.9MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.15ms. Allocated memory is still 142.6MB. Free memory was 50.9MB in the beginning and 50.7MB in the end (delta: 252.5kB). 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 23:19:18,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/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 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_c29ae81e-b503-4130-8956-67cd10d1d62c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/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_c29ae81e-b503-4130-8956-67cd10d1d62c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_8+soft_float_4-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/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_c29ae81e-b503-4130-8956-67cd10d1d62c/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 2e745a133311e60f1a9e202bf4fcb9b524a944d790f4c1df2987f4b8dfd5e08b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:19:21,054 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:19:21,171 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:19:21,220 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:19:21,221 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:19:21,221 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:19:21,222 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:19:21,222 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:19:21,222 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:19:21,222 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:19:21,222 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:19:21,222 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:19:21,223 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:19:21,223 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:19:21,223 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:19:21,223 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:19:21,223 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:19:21,223 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:19:21,223 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:19:21,223 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:19:21,223 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:19:21,223 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:19:21,225 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:19:21,225 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:19:21,225 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:19:21,226 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:19:21,226 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:21,226 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:19:21,226 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:19:21,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:19:21,226 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:19:21,226 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:19:21,226 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:19:21,226 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:19:21,226 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:21,227 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:19:21,227 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_c29ae81e-b503-4130-8956-67cd10d1d62c/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 -> 2e745a133311e60f1a9e202bf4fcb9b524a944d790f4c1df2987f4b8dfd5e08b [2024-11-13 23:19:21,543 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:19:21,557 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:19:21,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:19:21,566 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:19:21,566 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:19:21,567 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/square_8+soft_float_4-2a.c.cil.c Unable to find full path for "g++" [2024-11-13 23:19:23,510 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:19:23,728 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:19:23,729 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/sv-benchmarks/c/combinations/square_8+soft_float_4-2a.c.cil.c [2024-11-13 23:19:23,738 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/bin/ukojak-verify-EEHR8qb7sm/data/0c61f450d/5ba04c8fc2ff47f6b4aed6e217c0f422/FLAGe916b8e97 [2024-11-13 23:19:24,075 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/bin/ukojak-verify-EEHR8qb7sm/data/0c61f450d/5ba04c8fc2ff47f6b4aed6e217c0f422 [2024-11-13 23:19:24,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:19:24,078 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:19:24,080 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:19:24,080 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:19:24,083 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:19:24,084 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:19:24" (1/1) ... [2024-11-13 23:19:24,085 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2be742a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:24, skipping insertion in model container [2024-11-13 23:19:24,085 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:19:24" (1/1) ... [2024-11-13 23:19:24,104 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:19:24,255 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_c29ae81e-b503-4130-8956-67cd10d1d62c/sv-benchmarks/c/combinations/square_8+soft_float_4-2a.c.cil.c[1995,2008] [2024-11-13 23:19:24,260 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_c29ae81e-b503-4130-8956-67cd10d1d62c/sv-benchmarks/c/combinations/square_8+soft_float_4-2a.c.cil.c[2389,2402] [2024-11-13 23:19:24,310 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:19:24,323 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:19:24,338 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_c29ae81e-b503-4130-8956-67cd10d1d62c/sv-benchmarks/c/combinations/square_8+soft_float_4-2a.c.cil.c[1995,2008] [2024-11-13 23:19:24,340 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_c29ae81e-b503-4130-8956-67cd10d1d62c/sv-benchmarks/c/combinations/square_8+soft_float_4-2a.c.cil.c[2389,2402] [2024-11-13 23:19:24,395 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:19:24,422 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:19:24,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:24 WrapperNode [2024-11-13 23:19:24,423 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:19:24,424 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:19:24,425 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:19:24,425 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:19:24,432 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:24" (1/1) ... [2024-11-13 23:19:24,446 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:24" (1/1) ... [2024-11-13 23:19:24,477 INFO L138 Inliner]: procedures = 28, calls = 19, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2024-11-13 23:19:24,478 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:19:24,479 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:19:24,479 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:19:24,479 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:19:24,487 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:24" (1/1) ... [2024-11-13 23:19:24,488 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:24" (1/1) ... [2024-11-13 23:19:24,496 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:24" (1/1) ... [2024-11-13 23:19:24,496 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:24" (1/1) ... [2024-11-13 23:19:24,512 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:24" (1/1) ... [2024-11-13 23:19:24,519 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:24" (1/1) ... [2024-11-13 23:19:24,525 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:24" (1/1) ... [2024-11-13 23:19:24,530 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:24" (1/1) ... [2024-11-13 23:19:24,533 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:19:24,538 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:19:24,538 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:19:24,538 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:19:24,539 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:24" (1/1) ... [2024-11-13 23:19:24,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:19:24,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:19:24,576 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:19:24,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:19:24,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:19:24,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:19:24,616 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-13 23:19:24,616 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-13 23:19:24,616 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2024-11-13 23:19:24,616 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2024-11-13 23:19:24,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:19:24,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:19:24,616 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 23:19:24,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 23:19:24,726 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:19:24,728 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:19:35,376 INFO L? ?]: Removed 44 outVars from TransFormulas that were not future-live. [2024-11-13 23:19:35,377 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:19:35,452 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:19:35,453 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 23:19:35,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:19:35 BoogieIcfgContainer [2024-11-13 23:19:35,453 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:19:35,454 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:19:35,454 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:19:35,485 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:19:35,485 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:19:35" (1/1) ... [2024-11-13 23:19:35,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:19:35,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:35,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 49 states and 68 transitions. [2024-11-13 23:19:35,549 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2024-11-13 23:19:35,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:19:35,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:35,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:35,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:35,555 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:35,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:19:39,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:39,262 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:49,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:19:49,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:19:49,558 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 23:19:49,565 INFO L158 Benchmark]: Toolchain (without parser) took 25484.57ms. Allocated memory is still 83.9MB. Free memory was 59.9MB in the beginning and 51.8MB in the end (delta: 8.1MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. [2024-11-13 23:19:49,565 INFO L158 Benchmark]: CDTParser took 3.82ms. Allocated memory is still 83.9MB. Free memory was 63.9MB in the beginning and 63.6MB in the end (delta: 335.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:19:49,566 INFO L158 Benchmark]: CACSL2BoogieTranslator took 344.11ms. Allocated memory is still 83.9MB. Free memory was 59.9MB in the beginning and 45.3MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:19:49,566 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.68ms. Allocated memory is still 83.9MB. Free memory was 45.3MB in the beginning and 43.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:19:49,567 INFO L158 Benchmark]: Boogie Preprocessor took 58.86ms. Allocated memory is still 83.9MB. Free memory was 43.7MB in the beginning and 42.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:19:49,567 INFO L158 Benchmark]: RCFGBuilder took 10915.38ms. Allocated memory is still 83.9MB. Free memory was 42.2MB in the beginning and 21.7MB in the end (delta: 20.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:19:49,567 INFO L158 Benchmark]: CodeCheck took 14107.98ms. Allocated memory is still 83.9MB. Free memory was 21.7MB in the beginning and 51.8MB in the end (delta: -30.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:19:49,574 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 3.82ms. Allocated memory is still 83.9MB. Free memory was 63.9MB in the beginning and 63.6MB in the end (delta: 335.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 344.11ms. Allocated memory is still 83.9MB. Free memory was 59.9MB in the beginning and 45.3MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.68ms. Allocated memory is still 83.9MB. Free memory was 45.3MB in the beginning and 43.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 58.86ms. Allocated memory is still 83.9MB. Free memory was 43.7MB in the beginning and 42.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 10915.38ms. Allocated memory is still 83.9MB. Free memory was 42.2MB in the beginning and 21.7MB in the end (delta: 20.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14107.98ms. Allocated memory is still 83.9MB. Free memory was 21.7MB in the beginning and 51.8MB in the end (delta: -30.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 23:19:49,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29ae81e-b503-4130-8956-67cd10d1d62c/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