./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_3+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_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/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_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/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_31569410-17c3-4873-a72b-fa06b36f20b1/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 d7de1912562331bdeed36a798c63b43e65b83b24670be96e9199704df5bd448b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:16:22,025 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:16:22,098 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:16:22,103 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:16:22,104 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:16:22,135 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:16:22,135 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:16:22,136 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:16:22,137 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:16:22,137 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:16:22,138 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:16:22,138 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:16:22,138 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:16:22,139 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:16:22,139 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:16:22,140 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:16:22,140 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:16:22,140 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:16:22,141 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:16:22,141 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:16:22,142 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:16:22,142 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:16:22,143 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:16:22,143 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:16:22,143 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:16:22,144 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:16:22,144 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:16:22,145 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:16:22,145 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:16:22,150 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:16:22,150 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:16:22,150 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:16:22,151 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:16:22,151 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_31569410-17c3-4873-a72b-fa06b36f20b1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7de1912562331bdeed36a798c63b43e65b83b24670be96e9199704df5bd448b [2024-11-08 22:16:22,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:16:22,483 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:16:22,488 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:16:22,490 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:16:22,490 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:16:22,492 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c Unable to find full path for "g++" [2024-11-08 22:16:24,597 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:16:24,816 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:16:24,816 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c [2024-11-08 22:16:24,831 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk/data/53bc52f64/9182872386be4487b83cc393ef983b31/FLAGc7bf2029f [2024-11-08 22:16:24,845 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk/data/53bc52f64/9182872386be4487b83cc393ef983b31 [2024-11-08 22:16:24,848 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:16:24,850 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:16:24,851 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:16:24,852 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:16:24,857 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:16:24,858 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:16:24" (1/1) ... [2024-11-08 22:16:24,860 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58344d83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:24, skipping insertion in model container [2024-11-08 22:16:24,860 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:16:24" (1/1) ... [2024-11-08 22:16:24,892 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:16:25,115 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_31569410-17c3-4873-a72b-fa06b36f20b1/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[1999,2012] [2024-11-08 22:16:25,122 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_31569410-17c3-4873-a72b-fa06b36f20b1/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[2368,2381] [2024-11-08 22:16:25,180 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:16:25,189 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:16:25,205 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_31569410-17c3-4873-a72b-fa06b36f20b1/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[1999,2012] [2024-11-08 22:16:25,207 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_31569410-17c3-4873-a72b-fa06b36f20b1/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[2368,2381] [2024-11-08 22:16:25,240 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:16:25,260 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:16:25,260 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:25 WrapperNode [2024-11-08 22:16:25,260 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:16:25,262 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:16:25,262 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:16:25,262 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:16:25,270 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:25" (1/1) ... [2024-11-08 22:16:25,280 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:25" (1/1) ... [2024-11-08 22:16:25,305 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-11-08 22:16:25,306 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:16:25,306 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:16:25,307 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:16:25,307 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:16:25,321 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:25" (1/1) ... [2024-11-08 22:16:25,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:25" (1/1) ... [2024-11-08 22:16:25,324 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:25" (1/1) ... [2024-11-08 22:16:25,325 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:25" (1/1) ... [2024-11-08 22:16:25,331 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:25" (1/1) ... [2024-11-08 22:16:25,336 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:25" (1/1) ... [2024-11-08 22:16:25,338 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:25" (1/1) ... [2024-11-08 22:16:25,339 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:25" (1/1) ... [2024-11-08 22:16:25,346 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:16:25,347 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:16:25,348 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:16:25,348 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:16:25,349 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:25" (1/1) ... [2024-11-08 22:16:25,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:16:25,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:16:25,392 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:16:25,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:16:25,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:16:25,419 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-08 22:16:25,419 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-08 22:16:25,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:16:25,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:16:25,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:16:25,420 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:16:25,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:16:25,495 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:16:25,497 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:16:25,925 INFO L? ?]: Removed 70 outVars from TransFormulas that were not future-live. [2024-11-08 22:16:25,925 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:16:26,210 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:16:26,211 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 22:16:26,211 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:16:26 BoogieIcfgContainer [2024-11-08 22:16:26,211 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:16:26,214 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:16:26,214 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:16:26,226 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:16:26,226 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:16:26" (1/1) ... [2024-11-08 22:16:26,237 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:16:26,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:16:26,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-08 22:16:26,302 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-08 22:16:26,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:16:26,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:16:26,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:16:26,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:16:26,388 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:16:26,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:16:26,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:16:26,432 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:16:26,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:16:26,445 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:16:26,464 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:16:26 ImpRootNode [2024-11-08 22:16:26,464 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:16:26,465 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:16:26,465 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:16:26,465 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:16:26,465 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:16:26" (3/4) ... [2024-11-08 22:16:26,469 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:16:26,470 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:16:26,471 INFO L158 Benchmark]: Toolchain (without parser) took 1621.19ms. Allocated memory is still 155.2MB. Free memory was 118.0MB in the beginning and 91.2MB in the end (delta: 26.8MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2024-11-08 22:16:26,471 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 66.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:16:26,473 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.61ms. Allocated memory is still 155.2MB. Free memory was 118.0MB in the beginning and 101.8MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:16:26,474 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.19ms. Allocated memory is still 155.2MB. Free memory was 101.8MB in the beginning and 99.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:16:26,475 INFO L158 Benchmark]: Boogie Preprocessor took 40.18ms. Allocated memory is still 155.2MB. Free memory was 99.1MB in the beginning and 97.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:16:26,476 INFO L158 Benchmark]: RCFGBuilder took 865.99ms. Allocated memory is still 155.2MB. Free memory was 97.6MB in the beginning and 102.9MB in the end (delta: -5.3MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2024-11-08 22:16:26,476 INFO L158 Benchmark]: CodeCheck took 249.90ms. Allocated memory is still 155.2MB. Free memory was 102.9MB in the beginning and 91.2MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:16:26,478 INFO L158 Benchmark]: Witness Printer took 5.56ms. Allocated memory is still 155.2MB. Free memory was 91.2MB in the beginning and 91.2MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:16:26,481 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: 0.2s, 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: [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 < 1.39843f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 66.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 409.61ms. Allocated memory is still 155.2MB. Free memory was 118.0MB in the beginning and 101.8MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.19ms. Allocated memory is still 155.2MB. Free memory was 101.8MB in the beginning and 99.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.18ms. Allocated memory is still 155.2MB. Free memory was 99.1MB in the beginning and 97.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 865.99ms. Allocated memory is still 155.2MB. Free memory was 97.6MB in the beginning and 102.9MB in the end (delta: -5.3MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * CodeCheck took 249.90ms. Allocated memory is still 155.2MB. Free memory was 102.9MB in the beginning and 91.2MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 5.56ms. Allocated memory is still 155.2MB. Free memory was 91.2MB in the beginning and 91.2MB in the end (delta: 2.6kB). 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 22:16:26,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/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_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/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_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/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_31569410-17c3-4873-a72b-fa06b36f20b1/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 d7de1912562331bdeed36a798c63b43e65b83b24670be96e9199704df5bd448b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:16:29,025 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:16:29,133 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:16:29,179 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:16:29,180 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:16:29,180 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:16:29,182 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:16:29,182 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:16:29,183 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:16:29,184 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:16:29,184 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:16:29,185 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:16:29,185 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:16:29,188 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:16:29,188 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:16:29,188 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:16:29,189 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:16:29,189 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:16:29,190 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:16:29,190 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:16:29,193 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:16:29,194 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:16:29,194 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:16:29,195 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:16:29,195 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:16:29,195 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:16:29,195 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:16:29,196 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:16:29,196 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:16:29,196 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:16:29,196 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:16:29,197 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:16:29,197 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:16:29,197 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:16:29,197 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:16:29,199 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:16:29,200 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_31569410-17c3-4873-a72b-fa06b36f20b1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7de1912562331bdeed36a798c63b43e65b83b24670be96e9199704df5bd448b [2024-11-08 22:16:29,598 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:16:29,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:16:29,632 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:16:29,633 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:16:29,635 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:16:29,637 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c Unable to find full path for "g++" [2024-11-08 22:16:31,628 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:16:31,889 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:16:31,890 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c [2024-11-08 22:16:31,901 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk/data/e08283133/d29cd2a8d6df4a1f82f75db3cc55ffc1/FLAGafb8b8c0e [2024-11-08 22:16:32,225 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk/data/e08283133/d29cd2a8d6df4a1f82f75db3cc55ffc1 [2024-11-08 22:16:32,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:16:32,229 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:16:32,231 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:16:32,231 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:16:32,236 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:16:32,237 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:16:32" (1/1) ... [2024-11-08 22:16:32,238 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@599044b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:32, skipping insertion in model container [2024-11-08 22:16:32,239 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:16:32" (1/1) ... [2024-11-08 22:16:32,270 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:16:32,510 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_31569410-17c3-4873-a72b-fa06b36f20b1/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[1999,2012] [2024-11-08 22:16:32,521 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_31569410-17c3-4873-a72b-fa06b36f20b1/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[2368,2381] [2024-11-08 22:16:32,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:16:32,641 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:16:32,687 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_31569410-17c3-4873-a72b-fa06b36f20b1/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[1999,2012] [2024-11-08 22:16:32,693 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_31569410-17c3-4873-a72b-fa06b36f20b1/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[2368,2381] [2024-11-08 22:16:32,771 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:16:32,802 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:16:32,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:32 WrapperNode [2024-11-08 22:16:32,803 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:16:32,804 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:16:32,804 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:16:32,804 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:16:32,814 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:32" (1/1) ... [2024-11-08 22:16:32,833 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:32" (1/1) ... [2024-11-08 22:16:32,871 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2024-11-08 22:16:32,872 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:16:32,873 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:16:32,873 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:16:32,873 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:16:32,888 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:32" (1/1) ... [2024-11-08 22:16:32,888 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:32" (1/1) ... [2024-11-08 22:16:32,895 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:32" (1/1) ... [2024-11-08 22:16:32,900 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:32" (1/1) ... [2024-11-08 22:16:32,931 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:32" (1/1) ... [2024-11-08 22:16:32,940 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:32" (1/1) ... [2024-11-08 22:16:32,945 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:32" (1/1) ... [2024-11-08 22:16:32,951 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:32" (1/1) ... [2024-11-08 22:16:32,957 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:16:32,958 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:16:32,959 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:16:32,959 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:16:32,960 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:32" (1/1) ... [2024-11-08 22:16:32,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:16:32,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:16:33,011 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:16:33,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:16:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:16:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:16:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-08 22:16:33,051 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-08 22:16:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:16:33,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:16:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:16:33,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:16:33,183 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:16:33,186 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:16:38,831 INFO L? ?]: Removed 54 outVars from TransFormulas that were not future-live. [2024-11-08 22:16:38,832 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:16:38,947 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:16:38,948 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 22:16:38,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:16:38 BoogieIcfgContainer [2024-11-08 22:16:38,948 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:16:38,949 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:16:38,950 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:16:38,961 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:16:38,961 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:16:38" (1/1) ... [2024-11-08 22:16:38,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:16:39,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:16:39,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-08 22:16:39,034 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-08 22:16:39,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:16:39,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:16:39,036 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:16:39,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:16:39,046 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:16:39,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31569410-17c3-4873-a72b-fa06b36f20b1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:16:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:16:45,539 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:16:48,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat