./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/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_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/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_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/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 266a58712a9e3b3c15bc4c8023b36b45db38173e85b035c92eb7b44ae9d55916 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:29:43,764 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:29:43,824 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:29:43,831 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:29:43,831 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:29:43,869 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:29:43,870 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:29:43,870 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:29:43,871 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:29:43,871 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:29:43,872 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:29:43,873 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:29:43,873 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:29:43,876 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:29:43,876 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:29:43,877 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:29:43,877 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:29:43,877 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:29:43,878 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:29:43,878 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:29:43,878 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:29:43,879 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:29:43,879 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:29:43,883 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:29:43,883 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:29:43,884 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:29:43,884 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:29:43,884 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:29:43,885 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:29:43,885 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:29:43,885 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:29:43,885 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:29:43,886 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:29:43,886 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_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 266a58712a9e3b3c15bc4c8023b36b45db38173e85b035c92eb7b44ae9d55916 [2024-11-09 00:29:44,171 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:29:44,209 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:29:44,212 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:29:44,213 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:29:44,214 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:29:44,215 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c Unable to find full path for "g++" [2024-11-09 00:29:46,168 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:29:46,416 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:29:46,417 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c [2024-11-09 00:29:46,429 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk/data/9fcffe28b/4d6f2fa1aecd4aa5b7b9346650b40f53/FLAG94831ff40 [2024-11-09 00:29:46,736 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk/data/9fcffe28b/4d6f2fa1aecd4aa5b7b9346650b40f53 [2024-11-09 00:29:46,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:29:46,740 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:29:46,742 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:29:46,742 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:29:46,751 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:29:46,751 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:29:46" (1/1) ... [2024-11-09 00:29:46,753 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60513b64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:46, skipping insertion in model container [2024-11-09 00:29:46,753 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:29:46" (1/1) ... [2024-11-09 00:29:46,790 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:29:46,986 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_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c[1999,2012] [2024-11-09 00:29:46,992 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_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c[2393,2406] [2024-11-09 00:29:47,052 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:29:47,065 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:29:47,084 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_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c[1999,2012] [2024-11-09 00:29:47,086 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_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c[2393,2406] [2024-11-09 00:29:47,120 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:29:47,140 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:29:47,141 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:47 WrapperNode [2024-11-09 00:29:47,141 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:29:47,142 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:29:47,142 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:29:47,142 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:29:47,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:47" (1/1) ... [2024-11-09 00:29:47,156 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:47" (1/1) ... [2024-11-09 00:29:47,196 INFO L138 Inliner]: procedures = 27, calls = 20, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 211 [2024-11-09 00:29:47,197 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:29:47,197 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:29:47,198 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:29:47,198 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:29:47,208 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:47" (1/1) ... [2024-11-09 00:29:47,208 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:47" (1/1) ... [2024-11-09 00:29:47,211 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:47" (1/1) ... [2024-11-09 00:29:47,211 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:47" (1/1) ... [2024-11-09 00:29:47,218 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:47" (1/1) ... [2024-11-09 00:29:47,223 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:47" (1/1) ... [2024-11-09 00:29:47,225 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:47" (1/1) ... [2024-11-09 00:29:47,227 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:47" (1/1) ... [2024-11-09 00:29:47,230 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:29:47,231 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:29:47,231 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:29:47,231 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:29:47,232 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:47" (1/1) ... [2024-11-09 00:29:47,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:29:47,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:29:47,268 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:29:47,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:29:47,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:29:47,320 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-09 00:29:47,320 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-09 00:29:47,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:29:47,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:29:47,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:29:47,322 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:29:47,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:29:47,401 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:29:47,403 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:29:47,893 INFO L? ?]: Removed 81 outVars from TransFormulas that were not future-live. [2024-11-09 00:29:47,893 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:29:48,277 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:29:48,277 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 00:29:48,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:29:48 BoogieIcfgContainer [2024-11-09 00:29:48,278 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:29:48,279 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:29:48,279 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:29:48,292 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:29:48,293 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:29:48" (1/1) ... [2024-11-09 00:29:48,301 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:29:48,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:29:48,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 75 transitions. [2024-11-09 00:29:48,357 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions. [2024-11-09 00:29:48,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:29:48,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:29:48,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:29:48,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:29:48,470 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:29:48,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:29:48,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:29:48,530 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:29:48,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:29:48,543 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:29:48,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:29:48 ImpRootNode [2024-11-09 00:29:48,566 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:29:48,568 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:29:48,568 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:29:48,568 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:29:48,569 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:29:48" (3/4) ... [2024-11-09 00:29:48,573 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:29:48,574 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:29:48,576 INFO L158 Benchmark]: Toolchain (without parser) took 1834.63ms. Allocated memory was 142.6MB in the beginning and 190.8MB in the end (delta: 48.2MB). Free memory was 108.5MB in the beginning and 126.7MB in the end (delta: -18.2MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2024-11-09 00:29:48,576 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 112.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:29:48,577 INFO L158 Benchmark]: CACSL2BoogieTranslator took 399.37ms. Allocated memory is still 142.6MB. Free memory was 108.0MB in the beginning and 91.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:29:48,578 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.09ms. Allocated memory is still 142.6MB. Free memory was 91.2MB in the beginning and 88.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:29:48,579 INFO L158 Benchmark]: Boogie Preprocessor took 32.97ms. Allocated memory is still 142.6MB. Free memory was 88.7MB in the beginning and 87.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:29:48,580 INFO L158 Benchmark]: RCFGBuilder took 1047.34ms. Allocated memory was 142.6MB in the beginning and 190.8MB in the end (delta: 48.2MB). Free memory was 87.1MB in the beginning and 139.3MB in the end (delta: -52.2MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. [2024-11-09 00:29:48,581 INFO L158 Benchmark]: CodeCheck took 286.88ms. Allocated memory is still 190.8MB. Free memory was 139.3MB in the beginning and 127.7MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:29:48,581 INFO L158 Benchmark]: Witness Printer took 6.50ms. Allocated memory is still 190.8MB. Free memory was 127.7MB in the beginning and 126.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:29:48,586 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, 51 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 48]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 47, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L403] COND TRUE __VERIFIER_nondet_int() [L404] 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 142.6MB. Free memory is still 112.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 399.37ms. Allocated memory is still 142.6MB. Free memory was 108.0MB in the beginning and 91.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.09ms. Allocated memory is still 142.6MB. Free memory was 91.2MB in the beginning and 88.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.97ms. Allocated memory is still 142.6MB. Free memory was 88.7MB in the beginning and 87.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1047.34ms. Allocated memory was 142.6MB in the beginning and 190.8MB in the end (delta: 48.2MB). Free memory was 87.1MB in the beginning and 139.3MB in the end (delta: -52.2MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. * CodeCheck took 286.88ms. Allocated memory is still 190.8MB. Free memory was 139.3MB in the beginning and 127.7MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 6.50ms. Allocated memory is still 190.8MB. Free memory was 127.7MB in the beginning and 126.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:29:48,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/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_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/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_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/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 266a58712a9e3b3c15bc4c8023b36b45db38173e85b035c92eb7b44ae9d55916 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:29:51,075 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:29:51,174 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:29:51,221 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:29:51,222 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:29:51,223 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:29:51,224 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:29:51,227 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:29:51,227 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:29:51,227 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:29:51,228 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:29:51,228 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:29:51,229 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:29:51,229 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:29:51,229 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:29:51,230 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:29:51,233 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:29:51,233 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:29:51,234 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:29:51,237 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:29:51,238 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:29:51,238 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:29:51,238 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:29:51,239 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:29:51,239 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:29:51,239 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:29:51,239 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:29:51,239 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:29:51,240 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:29:51,240 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:29:51,240 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:29:51,240 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:29:51,241 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:29:51,242 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:29:51,243 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:29:51,243 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:29:51,244 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_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 266a58712a9e3b3c15bc4c8023b36b45db38173e85b035c92eb7b44ae9d55916 [2024-11-09 00:29:51,665 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:29:51,691 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:29:51,696 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:29:51,698 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:29:51,698 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:29:51,700 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c Unable to find full path for "g++" [2024-11-09 00:29:53,789 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:29:54,002 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:29:54,002 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c [2024-11-09 00:29:54,012 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk/data/3574f4d6b/60fa2c1a0ae64b789d23b123744bd90a/FLAG366393bf0 [2024-11-09 00:29:54,028 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk/data/3574f4d6b/60fa2c1a0ae64b789d23b123744bd90a [2024-11-09 00:29:54,031 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:29:54,033 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:29:54,035 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:29:54,035 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:29:54,041 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:29:54,042 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:29:54" (1/1) ... [2024-11-09 00:29:54,043 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39fe24ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:54, skipping insertion in model container [2024-11-09 00:29:54,043 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:29:54" (1/1) ... [2024-11-09 00:29:54,079 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:29:54,347 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_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c[1999,2012] [2024-11-09 00:29:54,357 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_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c[2393,2406] [2024-11-09 00:29:54,420 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:29:54,432 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:29:54,449 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_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c[1999,2012] [2024-11-09 00:29:54,451 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_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c[2393,2406] [2024-11-09 00:29:54,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:29:54,520 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:29:54,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:54 WrapperNode [2024-11-09 00:29:54,520 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:29:54,521 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:29:54,522 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:29:54,522 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:29:54,529 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:54" (1/1) ... [2024-11-09 00:29:54,544 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:54" (1/1) ... [2024-11-09 00:29:54,587 INFO L138 Inliner]: procedures = 28, calls = 20, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-11-09 00:29:54,587 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:29:54,592 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:29:54,592 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:29:54,592 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:29:54,602 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:54" (1/1) ... [2024-11-09 00:29:54,602 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:54" (1/1) ... [2024-11-09 00:29:54,606 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:54" (1/1) ... [2024-11-09 00:29:54,610 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:54" (1/1) ... [2024-11-09 00:29:54,621 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:54" (1/1) ... [2024-11-09 00:29:54,629 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:54" (1/1) ... [2024-11-09 00:29:54,635 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:54" (1/1) ... [2024-11-09 00:29:54,637 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:54" (1/1) ... [2024-11-09 00:29:54,644 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:29:54,648 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:29:54,648 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:29:54,648 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:29:54,649 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:54" (1/1) ... [2024-11-09 00:29:54,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:29:54,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:29:54,694 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:29:54,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:29:54,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:29:54,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:29:54,734 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-09 00:29:54,735 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-09 00:29:54,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:29:54,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:29:54,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:29:54,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:29:54,858 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:29:54,864 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:30:04,259 INFO L? ?]: Removed 65 outVars from TransFormulas that were not future-live. [2024-11-09 00:30:04,260 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:30:04,410 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:30:04,411 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 00:30:04,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:30:04 BoogieIcfgContainer [2024-11-09 00:30:04,411 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:30:04,412 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:30:04,413 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:30:04,424 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:30:04,424 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:30:04" (1/1) ... [2024-11-09 00:30:04,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:30:04,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:30:04,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 75 transitions. [2024-11-09 00:30:04,498 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions. [2024-11-09 00:30:04,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:30:04,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:30:04,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:30:04,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:30:04,502 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:30:04,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b5bf7c-ddd2-4eaa-80b5-594cb0841a3c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:30:11,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:30:11,007 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:30:14,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat