./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_7+soft_float_2a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/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_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_7+soft_float_2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/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_9019c39b-b6ba-46c2-98e4-47bc3283865e/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 032bdbaadc57a40b0ab079d12fe59c315df9e45b2b10a57560568a476c18d976 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:17:26,062 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:17:26,163 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:17:26,170 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:17:26,172 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:17:26,201 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:17:26,202 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:17:26,202 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:17:26,203 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:17:26,204 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:17:26,204 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:17:26,204 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:17:26,205 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:17:26,205 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:17:26,206 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:17:26,206 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:17:26,206 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:17:26,207 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:17:26,207 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:17:26,208 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:17:26,208 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:17:26,212 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:17:26,212 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:17:26,212 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:17:26,213 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:17:26,213 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:17:26,213 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:17:26,214 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:17:26,214 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:17:26,214 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:17:26,215 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:17:26,215 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:17:26,215 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:17:26,219 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_9019c39b-b6ba-46c2-98e4-47bc3283865e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 032bdbaadc57a40b0ab079d12fe59c315df9e45b2b10a57560568a476c18d976 [2024-11-09 00:17:26,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:17:26,535 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:17:26,538 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:17:26,539 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:17:26,540 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:17:26,541 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_7+soft_float_2a.c.cil.c Unable to find full path for "g++" [2024-11-09 00:17:28,470 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:17:28,686 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:17:28,686 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/sv-benchmarks/c/combinations/square_7+soft_float_2a.c.cil.c [2024-11-09 00:17:28,697 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/data/10f6fd8d0/f3ae3713fed74ade9bed2348f18a79c1/FLAG6177fafad [2024-11-09 00:17:28,713 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/data/10f6fd8d0/f3ae3713fed74ade9bed2348f18a79c1 [2024-11-09 00:17:28,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:17:28,717 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:17:28,719 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:17:28,719 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:17:28,724 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:17:28,725 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:17:28" (1/1) ... [2024-11-09 00:17:28,726 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3eaa594d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:28, skipping insertion in model container [2024-11-09 00:17:28,726 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:17:28" (1/1) ... [2024-11-09 00:17:28,764 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:17:28,959 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_9019c39b-b6ba-46c2-98e4-47bc3283865e/sv-benchmarks/c/combinations/square_7+soft_float_2a.c.cil.c[1995,2008] [2024-11-09 00:17:28,967 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_9019c39b-b6ba-46c2-98e4-47bc3283865e/sv-benchmarks/c/combinations/square_7+soft_float_2a.c.cil.c[2364,2377] [2024-11-09 00:17:29,020 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:17:29,028 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:17:29,040 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_9019c39b-b6ba-46c2-98e4-47bc3283865e/sv-benchmarks/c/combinations/square_7+soft_float_2a.c.cil.c[1995,2008] [2024-11-09 00:17:29,042 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_9019c39b-b6ba-46c2-98e4-47bc3283865e/sv-benchmarks/c/combinations/square_7+soft_float_2a.c.cil.c[2364,2377] [2024-11-09 00:17:29,071 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:17:29,090 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:17:29,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:29 WrapperNode [2024-11-09 00:17:29,091 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:17:29,092 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:17:29,092 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:17:29,092 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:17:29,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:29" (1/1) ... [2024-11-09 00:17:29,110 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:29" (1/1) ... [2024-11-09 00:17:29,137 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-11-09 00:17:29,137 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:17:29,138 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:17:29,138 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:17:29,138 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:17:29,147 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:29" (1/1) ... [2024-11-09 00:17:29,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:29" (1/1) ... [2024-11-09 00:17:29,150 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:29" (1/1) ... [2024-11-09 00:17:29,151 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:29" (1/1) ... [2024-11-09 00:17:29,157 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:29" (1/1) ... [2024-11-09 00:17:29,161 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:29" (1/1) ... [2024-11-09 00:17:29,163 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:29" (1/1) ... [2024-11-09 00:17:29,164 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:29" (1/1) ... [2024-11-09 00:17:29,167 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:17:29,168 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:17:29,168 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:17:29,168 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:17:29,169 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:29" (1/1) ... [2024-11-09 00:17:29,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:17:29,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:17:29,203 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:17:29,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:17:29,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:17:29,231 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-09 00:17:29,232 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-09 00:17:29,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:17:29,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:17:29,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:17:29,233 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:17:29,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:17:29,316 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:17:29,318 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:17:29,719 INFO L? ?]: Removed 70 outVars from TransFormulas that were not future-live. [2024-11-09 00:17:29,719 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:17:29,974 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:17:29,974 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 00:17:29,975 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:17:29 BoogieIcfgContainer [2024-11-09 00:17:29,975 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:17:29,977 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:17:29,977 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:17:29,988 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:17:29,989 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:17:29" (1/1) ... [2024-11-09 00:17:30,000 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:17:30,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:17:30,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-09 00:17:30,088 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-09 00:17:30,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:17:30,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:17:30,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:17:30,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:17:30,237 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:17:30,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:17:30,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:17:30,290 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:17:30,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:17:30,309 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:17:30,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:17:30 ImpRootNode [2024-11-09 00:17:30,334 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:17:30,338 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:17:30,338 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:17:30,339 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:17:30,339 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:17:29" (3/4) ... [2024-11-09 00:17:30,342 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:17:30,343 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:17:30,345 INFO L158 Benchmark]: Toolchain (without parser) took 1627.18ms. Allocated memory is still 182.5MB. Free memory was 144.7MB in the beginning and 146.5MB in the end (delta: -1.8MB). Peak memory consumption was 284.2kB. Max. memory is 16.1GB. [2024-11-09 00:17:30,346 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 182.5MB. Free memory was 158.8MB in the beginning and 158.5MB in the end (delta: 288.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:17:30,346 INFO L158 Benchmark]: CACSL2BoogieTranslator took 372.56ms. Allocated memory is still 182.5MB. Free memory was 144.7MB in the beginning and 128.4MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:17:30,347 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.40ms. Allocated memory is still 182.5MB. Free memory was 128.4MB in the beginning and 126.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:17:30,348 INFO L158 Benchmark]: Boogie Preprocessor took 29.38ms. Allocated memory is still 182.5MB. Free memory was 126.3MB in the beginning and 124.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:17:30,349 INFO L158 Benchmark]: RCFGBuilder took 808.40ms. Allocated memory is still 182.5MB. Free memory was 124.6MB in the beginning and 79.8MB in the end (delta: 44.9MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-11-09 00:17:30,350 INFO L158 Benchmark]: CodeCheck took 356.78ms. Allocated memory is still 182.5MB. Free memory was 79.8MB in the beginning and 146.5MB in the end (delta: -66.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:17:30,350 INFO L158 Benchmark]: Witness Printer took 5.85ms. Allocated memory is still 182.5MB. Free memory is still 146.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:17:30,354 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 45 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 48]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 47, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L322] COND TRUE __VERIFIER_nondet_int() [L323] CALL main1() [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L34] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L42] float x = IN; [L44-L45] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L47] COND TRUE !(result >= 0.0f && result < 1.4f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 182.5MB. Free memory was 158.8MB in the beginning and 158.5MB in the end (delta: 288.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 372.56ms. Allocated memory is still 182.5MB. Free memory was 144.7MB in the beginning and 128.4MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.40ms. Allocated memory is still 182.5MB. Free memory was 128.4MB in the beginning and 126.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.38ms. Allocated memory is still 182.5MB. Free memory was 126.3MB in the beginning and 124.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 808.40ms. Allocated memory is still 182.5MB. Free memory was 124.6MB in the beginning and 79.8MB in the end (delta: 44.9MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * CodeCheck took 356.78ms. Allocated memory is still 182.5MB. Free memory was 79.8MB in the beginning and 146.5MB in the end (delta: -66.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.85ms. Allocated memory is still 182.5MB. Free memory is still 146.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:17:30,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/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_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_7+soft_float_2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/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_9019c39b-b6ba-46c2-98e4-47bc3283865e/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 032bdbaadc57a40b0ab079d12fe59c315df9e45b2b10a57560568a476c18d976 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:17:32,712 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:17:32,806 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:17:32,852 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:17:32,852 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:17:32,853 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:17:32,854 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:17:32,855 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:17:32,857 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:17:32,857 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:17:32,857 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:17:32,858 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:17:32,858 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:17:32,858 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:17:32,859 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:17:32,859 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:17:32,859 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:17:32,860 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:17:32,860 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:17:32,860 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:17:32,861 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:17:32,865 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:17:32,865 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:17:32,865 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:17:32,866 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:17:32,866 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:17:32,866 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:17:32,866 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:17:32,867 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:17:32,867 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:17:32,867 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:17:32,871 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:17:32,871 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:17:32,871 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:17:32,872 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:17:32,872 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:17:32,872 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_9019c39b-b6ba-46c2-98e4-47bc3283865e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 032bdbaadc57a40b0ab079d12fe59c315df9e45b2b10a57560568a476c18d976 [2024-11-09 00:17:33,242 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:17:33,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:17:33,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:17:33,276 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:17:33,276 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:17:33,278 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_7+soft_float_2a.c.cil.c Unable to find full path for "g++" [2024-11-09 00:17:35,377 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:17:35,658 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:17:35,659 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/sv-benchmarks/c/combinations/square_7+soft_float_2a.c.cil.c [2024-11-09 00:17:35,667 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/data/d17423afd/fb1f0e32109d489dbba4effba9da54bf/FLAG08fea2cb7 [2024-11-09 00:17:35,688 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/data/d17423afd/fb1f0e32109d489dbba4effba9da54bf [2024-11-09 00:17:35,691 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:17:35,694 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:17:35,697 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:17:35,697 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:17:35,703 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:17:35,705 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:17:35" (1/1) ... [2024-11-09 00:17:35,706 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18464aaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:35, skipping insertion in model container [2024-11-09 00:17:35,707 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:17:35" (1/1) ... [2024-11-09 00:17:35,750 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:17:35,992 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_9019c39b-b6ba-46c2-98e4-47bc3283865e/sv-benchmarks/c/combinations/square_7+soft_float_2a.c.cil.c[1995,2008] [2024-11-09 00:17:36,001 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_9019c39b-b6ba-46c2-98e4-47bc3283865e/sv-benchmarks/c/combinations/square_7+soft_float_2a.c.cil.c[2364,2377] [2024-11-09 00:17:36,074 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:17:36,094 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:17:36,134 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_9019c39b-b6ba-46c2-98e4-47bc3283865e/sv-benchmarks/c/combinations/square_7+soft_float_2a.c.cil.c[1995,2008] [2024-11-09 00:17:36,137 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_9019c39b-b6ba-46c2-98e4-47bc3283865e/sv-benchmarks/c/combinations/square_7+soft_float_2a.c.cil.c[2364,2377] [2024-11-09 00:17:36,189 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:17:36,212 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:17:36,213 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:36 WrapperNode [2024-11-09 00:17:36,213 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:17:36,214 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:17:36,214 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:17:36,214 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:17:36,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:36" (1/1) ... [2024-11-09 00:17:36,233 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:36" (1/1) ... [2024-11-09 00:17:36,257 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2024-11-09 00:17:36,257 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:17:36,258 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:17:36,258 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:17:36,259 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:17:36,268 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:36" (1/1) ... [2024-11-09 00:17:36,268 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:36" (1/1) ... [2024-11-09 00:17:36,272 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:36" (1/1) ... [2024-11-09 00:17:36,272 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:36" (1/1) ... [2024-11-09 00:17:36,282 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:36" (1/1) ... [2024-11-09 00:17:36,286 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:36" (1/1) ... [2024-11-09 00:17:36,288 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:36" (1/1) ... [2024-11-09 00:17:36,290 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:36" (1/1) ... [2024-11-09 00:17:36,294 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:17:36,295 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:17:36,295 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:17:36,295 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:17:36,296 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:36" (1/1) ... [2024-11-09 00:17:36,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:17:36,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:17:36,337 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:17:36,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:17:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:17:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:17:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-09 00:17:36,372 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-09 00:17:36,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:17:36,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:17:36,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:17:36,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:17:36,457 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:17:36,462 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:17:41,643 INFO L? ?]: Removed 54 outVars from TransFormulas that were not future-live. [2024-11-09 00:17:41,644 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:17:41,782 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:17:41,785 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 00:17:41,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:17:41 BoogieIcfgContainer [2024-11-09 00:17:41,786 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:17:41,787 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:17:41,787 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:17:41,796 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:17:41,796 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:17:41" (1/1) ... [2024-11-09 00:17:41,806 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:17:41,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:17:41,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-09 00:17:41,860 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-09 00:17:41,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:17:41,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:17:41,862 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:17:41,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:17:41,865 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:17:41,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:30:09,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:30:09,843 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:30:19,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:30:20,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-09 00:30:20,103 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) [2024-11-09 00:30:20,107 INFO L158 Benchmark]: Toolchain (without parser) took 764413.38ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 52.0MB in the beginning and 66.0MB in the end (delta: -14.0MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-11-09 00:30:20,108 INFO L158 Benchmark]: CDTParser took 3.88ms. Allocated memory is still 75.5MB. Free memory was 51.1MB in the beginning and 51.1MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:30:20,109 INFO L158 Benchmark]: CACSL2BoogieTranslator took 516.69ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 51.7MB in the beginning and 79.4MB in the end (delta: -27.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:30:20,109 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.57ms. Allocated memory is still 102.8MB. Free memory was 79.1MB in the beginning and 77.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:30:20,109 INFO L158 Benchmark]: Boogie Preprocessor took 35.91ms. Allocated memory is still 102.8MB. Free memory was 77.3MB in the beginning and 75.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:30:20,110 INFO L158 Benchmark]: RCFGBuilder took 5491.41ms. Allocated memory is still 102.8MB. Free memory was 75.2MB in the beginning and 75.6MB in the end (delta: -359.4kB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2024-11-09 00:30:20,110 INFO L158 Benchmark]: CodeCheck took 758319.47ms. Allocated memory is still 102.8MB. Free memory was 75.6MB in the beginning and 66.0MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 00:30:20,114 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 3.88ms. Allocated memory is still 75.5MB. Free memory was 51.1MB in the beginning and 51.1MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 516.69ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 51.7MB in the beginning and 79.4MB in the end (delta: -27.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.57ms. Allocated memory is still 102.8MB. Free memory was 79.1MB in the beginning and 77.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.91ms. Allocated memory is still 102.8MB. Free memory was 77.3MB in the beginning and 75.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 5491.41ms. Allocated memory is still 102.8MB. Free memory was 75.2MB in the beginning and 75.6MB in the end (delta: -359.4kB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * CodeCheck took 758319.47ms. Allocated memory is still 102.8MB. Free memory was 75.6MB in the beginning and 66.0MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:30:20,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9019c39b-b6ba-46c2-98e4-47bc3283865e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown