./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7f9af890a0b98df8fb43a2c8ebf2715c4a4b8a7c4e81db20c6dd9c8d356ba701 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:37:12,265 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:37:12,328 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:37:12,333 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:37:12,333 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:37:12,356 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:37:12,356 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:37:12,357 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:37:12,358 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:37:12,358 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:37:12,359 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:37:12,359 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:37:12,359 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:37:12,360 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:37:12,360 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:37:12,361 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:37:12,361 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:37:12,361 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:37:12,362 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:37:12,362 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:37:12,363 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:37:12,370 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:37:12,370 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:37:12,371 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:37:12,371 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:37:12,371 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:37:12,372 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:37:12,372 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:37:12,372 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:37:12,377 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:37:12,377 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:37:12,377 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:37:12,378 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:37:12,378 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f9af890a0b98df8fb43a2c8ebf2715c4a4b8a7c4e81db20c6dd9c8d356ba701 [2024-11-08 22:37:12,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:37:12,703 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:37:12,706 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:37:12,708 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:37:12,709 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:37:12,710 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c Unable to find full path for "g++" [2024-11-08 22:37:14,813 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:37:15,092 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:37:15,093 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c [2024-11-08 22:37:15,104 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/data/ef5e8df36/9c80936dcf334c06bb1dd0a67b71e48a/FLAGc21e498d0 [2024-11-08 22:37:15,120 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/data/ef5e8df36/9c80936dcf334c06bb1dd0a67b71e48a [2024-11-08 22:37:15,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:37:15,125 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:37:15,127 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:37:15,127 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:37:15,133 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:37:15,134 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:37:15" (1/1) ... [2024-11-08 22:37:15,135 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785c48da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:15, skipping insertion in model container [2024-11-08 22:37:15,135 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:37:15" (1/1) ... [2024-11-08 22:37:15,168 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:37:15,420 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_6c0884da-2c8c-4806-96e6-a01a15e9e110/sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c[1997,2010] [2024-11-08 22:37:15,427 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_6c0884da-2c8c-4806-96e6-a01a15e9e110/sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c[2366,2379] [2024-11-08 22:37:15,500 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:37:15,512 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:37:15,528 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_6c0884da-2c8c-4806-96e6-a01a15e9e110/sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c[1997,2010] [2024-11-08 22:37:15,530 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_6c0884da-2c8c-4806-96e6-a01a15e9e110/sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c[2366,2379] [2024-11-08 22:37:15,567 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:37:15,586 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:37:15,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:15 WrapperNode [2024-11-08 22:37:15,587 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:37:15,588 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:37:15,588 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:37:15,588 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:37:15,596 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:15" (1/1) ... [2024-11-08 22:37:15,607 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:15" (1/1) ... [2024-11-08 22:37:15,631 INFO L138 Inliner]: procedures = 27, calls = 20, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 77 [2024-11-08 22:37:15,631 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:37:15,632 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:37:15,632 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:37:15,632 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:37:15,643 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:15" (1/1) ... [2024-11-08 22:37:15,643 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:15" (1/1) ... [2024-11-08 22:37:15,646 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:15" (1/1) ... [2024-11-08 22:37:15,646 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:15" (1/1) ... [2024-11-08 22:37:15,654 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:15" (1/1) ... [2024-11-08 22:37:15,659 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:15" (1/1) ... [2024-11-08 22:37:15,661 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:15" (1/1) ... [2024-11-08 22:37:15,663 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:15" (1/1) ... [2024-11-08 22:37:15,665 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:37:15,666 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:37:15,667 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:37:15,667 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:37:15,668 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:15" (1/1) ... [2024-11-08 22:37:15,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:37:15,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:37:15,709 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:37:15,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:37:15,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:37:15,751 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-08 22:37:15,751 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-08 22:37:15,751 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2024-11-08 22:37:15,751 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2024-11-08 22:37:15,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:37:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:37:15,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:37:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:37:15,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:37:15,834 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:37:15,836 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:37:16,258 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-11-08 22:37:16,258 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:37:16,515 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:37:16,515 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 22:37:16,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:37:16 BoogieIcfgContainer [2024-11-08 22:37:16,518 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:37:16,519 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:37:16,519 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:37:16,530 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:37:16,531 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:37:16" (1/1) ... [2024-11-08 22:37:16,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:37:16,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:16,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 51 states and 71 transitions. [2024-11-08 22:37:16,609 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 71 transitions. [2024-11-08 22:37:16,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:37:16,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:16,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:16,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:37:16,710 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:37:16,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:37:16,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:37:16,754 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:37:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:37:16,769 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:37:16,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:37:16 ImpRootNode [2024-11-08 22:37:16,792 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:37:16,793 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:37:16,793 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:37:16,793 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:37:16,796 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:37:16" (3/4) ... [2024-11-08 22:37:16,799 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:37:16,800 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:37:16,801 INFO L158 Benchmark]: Toolchain (without parser) took 1676.26ms. Allocated memory is still 182.5MB. Free memory was 148.8MB in the beginning and 76.2MB in the end (delta: 72.7MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2024-11-08 22:37:16,802 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 134.2MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:37:16,802 INFO L158 Benchmark]: CACSL2BoogieTranslator took 460.84ms. Allocated memory is still 182.5MB. Free memory was 148.8MB in the beginning and 132.8MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:37:16,805 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.27ms. Allocated memory is still 182.5MB. Free memory was 132.8MB in the beginning and 131.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:37:16,806 INFO L158 Benchmark]: Boogie Preprocessor took 33.90ms. Allocated memory is still 182.5MB. Free memory was 131.3MB in the beginning and 129.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:37:16,807 INFO L158 Benchmark]: RCFGBuilder took 851.60ms. Allocated memory is still 182.5MB. Free memory was 129.2MB in the beginning and 88.0MB in the end (delta: 41.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-08 22:37:16,808 INFO L158 Benchmark]: CodeCheck took 273.43ms. Allocated memory is still 182.5MB. Free memory was 88.0MB in the beginning and 76.2MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:37:16,809 INFO L158 Benchmark]: Witness Printer took 7.49ms. Allocated memory is still 182.5MB. Free memory is still 76.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:37:16,814 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 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 < 1.399f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 134.2MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 460.84ms. Allocated memory is still 182.5MB. Free memory was 148.8MB in the beginning and 132.8MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.27ms. Allocated memory is still 182.5MB. Free memory was 132.8MB in the beginning and 131.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.90ms. Allocated memory is still 182.5MB. Free memory was 131.3MB in the beginning and 129.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 851.60ms. Allocated memory is still 182.5MB. Free memory was 129.2MB in the beginning and 88.0MB in the end (delta: 41.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 273.43ms. Allocated memory is still 182.5MB. Free memory was 88.0MB in the beginning and 76.2MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 7.49ms. Allocated memory is still 182.5MB. Free memory is still 76.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:37:16,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7f9af890a0b98df8fb43a2c8ebf2715c4a4b8a7c4e81db20c6dd9c8d356ba701 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:37:19,341 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:37:19,441 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:37:19,502 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:37:19,503 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:37:19,503 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:37:19,505 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:37:19,505 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:37:19,506 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:37:19,507 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:37:19,508 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:37:19,508 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:37:19,509 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:37:19,509 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:37:19,510 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:37:19,512 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:37:19,512 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:37:19,512 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:37:19,513 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:37:19,513 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:37:19,513 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:37:19,518 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:37:19,518 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:37:19,519 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:37:19,519 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:37:19,519 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:37:19,520 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:37:19,520 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:37:19,520 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:37:19,521 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:37:19,521 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:37:19,521 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:37:19,521 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:37:19,522 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:37:19,522 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:37:19,522 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:37:19,522 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f9af890a0b98df8fb43a2c8ebf2715c4a4b8a7c4e81db20c6dd9c8d356ba701 [2024-11-08 22:37:19,913 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:37:19,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:37:19,949 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:37:19,951 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:37:19,952 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:37:19,953 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c Unable to find full path for "g++" [2024-11-08 22:37:21,947 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:37:22,244 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:37:22,245 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c [2024-11-08 22:37:22,254 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/data/a87b8cfbd/be0bf4d913434996834ba09bec002ad7/FLAG6c2ce4209 [2024-11-08 22:37:22,268 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/data/a87b8cfbd/be0bf4d913434996834ba09bec002ad7 [2024-11-08 22:37:22,270 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:37:22,272 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:37:22,273 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:37:22,274 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:37:22,279 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:37:22,279 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:37:22" (1/1) ... [2024-11-08 22:37:22,281 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eb08d33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:22, skipping insertion in model container [2024-11-08 22:37:22,281 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:37:22" (1/1) ... [2024-11-08 22:37:22,315 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:37:22,573 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_6c0884da-2c8c-4806-96e6-a01a15e9e110/sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c[1997,2010] [2024-11-08 22:37:22,584 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_6c0884da-2c8c-4806-96e6-a01a15e9e110/sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c[2366,2379] [2024-11-08 22:37:22,668 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:37:22,694 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:37:22,721 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_6c0884da-2c8c-4806-96e6-a01a15e9e110/sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c[1997,2010] [2024-11-08 22:37:22,723 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_6c0884da-2c8c-4806-96e6-a01a15e9e110/sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c[2366,2379] [2024-11-08 22:37:22,783 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:37:22,812 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:37:22,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:22 WrapperNode [2024-11-08 22:37:22,813 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:37:22,814 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:37:22,814 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:37:22,815 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:37:22,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:22" (1/1) ... [2024-11-08 22:37:22,860 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:22" (1/1) ... [2024-11-08 22:37:22,900 INFO L138 Inliner]: procedures = 28, calls = 20, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2024-11-08 22:37:22,903 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:37:22,904 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:37:22,905 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:37:22,906 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:37:22,916 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:22" (1/1) ... [2024-11-08 22:37:22,917 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:22" (1/1) ... [2024-11-08 22:37:22,920 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:22" (1/1) ... [2024-11-08 22:37:22,924 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:22" (1/1) ... [2024-11-08 22:37:22,943 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:22" (1/1) ... [2024-11-08 22:37:22,950 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:22" (1/1) ... [2024-11-08 22:37:22,959 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:22" (1/1) ... [2024-11-08 22:37:22,961 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:22" (1/1) ... [2024-11-08 22:37:22,964 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:37:22,968 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:37:22,969 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:37:22,969 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:37:22,970 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:22" (1/1) ... [2024-11-08 22:37:22,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:37:23,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:37:23,015 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:37:23,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:37:23,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:37:23,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:37:23,056 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-08 22:37:23,057 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-08 22:37:23,057 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2024-11-08 22:37:23,057 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2024-11-08 22:37:23,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:37:23,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:37:23,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:37:23,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:37:23,173 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:37:23,175 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:37:33,834 INFO L? ?]: Removed 44 outVars from TransFormulas that were not future-live. [2024-11-08 22:37:33,835 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:37:33,894 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:37:33,894 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 22:37:33,895 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:37:33 BoogieIcfgContainer [2024-11-08 22:37:33,895 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:37:33,896 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:37:33,896 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:37:33,907 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:37:33,907 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:37:33" (1/1) ... [2024-11-08 22:37:33,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:37:33,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:33,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 51 states and 71 transitions. [2024-11-08 22:37:33,980 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 71 transitions. [2024-11-08 22:37:33,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:37:33,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:33,982 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:37:33,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:37:33,984 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:37:33,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:48:57,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:48:57,121 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:49:07,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:49:07,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:49:07,450 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:49:07,454 INFO L158 Benchmark]: Toolchain (without parser) took 705181.51ms. Allocated memory is still 92.3MB. Free memory was 67.3MB in the beginning and 66.4MB in the end (delta: 973.9kB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2024-11-08 22:49:07,455 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 65.0MB. Free memory was 41.2MB in the beginning and 41.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:49:07,456 INFO L158 Benchmark]: CACSL2BoogieTranslator took 539.79ms. Allocated memory is still 92.3MB. Free memory was 67.1MB in the beginning and 50.5MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:49:07,457 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.05ms. Allocated memory is still 92.3MB. Free memory was 50.5MB in the beginning and 70.5MB in the end (delta: -20.0MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2024-11-08 22:49:07,457 INFO L158 Benchmark]: Boogie Preprocessor took 63.89ms. Allocated memory is still 92.3MB. Free memory was 70.5MB in the beginning and 68.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:49:07,458 INFO L158 Benchmark]: RCFGBuilder took 10927.16ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 47.0MB in the end (delta: 21.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-08 22:49:07,459 INFO L158 Benchmark]: CodeCheck took 693556.49ms. Allocated memory is still 92.3MB. Free memory was 46.6MB in the beginning and 66.4MB in the end (delta: -19.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:49:07,463 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 0.23ms. Allocated memory is still 65.0MB. Free memory was 41.2MB in the beginning and 41.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 539.79ms. Allocated memory is still 92.3MB. Free memory was 67.1MB in the beginning and 50.5MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.05ms. Allocated memory is still 92.3MB. Free memory was 50.5MB in the beginning and 70.5MB in the end (delta: -20.0MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.89ms. Allocated memory is still 92.3MB. Free memory was 70.5MB in the beginning and 68.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10927.16ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 47.0MB in the end (delta: 21.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 693556.49ms. Allocated memory is still 92.3MB. Free memory was 46.6MB in the beginning and 66.4MB in the end (delta: -19.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:49:07,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0884da-2c8c-4806-96e6-a01a15e9e110/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown