./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_4+soft_float_4-2a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_4+soft_float_4-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL --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 e448f16723ad202cc72d167f8951516486910b6c33698da967b6635bbb5adec7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:22:57,818 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:22:57,901 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:22:57,908 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:22:57,908 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:22:57,939 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:22:57,940 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:22:57,941 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:22:57,942 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:22:57,943 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:22:57,943 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:22:57,944 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:22:57,945 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:22:57,946 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:22:57,946 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:22:57,947 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:22:57,948 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:22:57,949 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:22:57,949 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:22:57,950 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:22:57,951 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:22:57,952 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:22:57,952 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:22:57,953 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:22:57,954 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:22:57,954 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:22:57,955 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:22:57,956 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:22:57,956 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:22:57,957 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:22:57,958 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:22:57,958 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:22:57,959 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:22:57,970 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_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e448f16723ad202cc72d167f8951516486910b6c33698da967b6635bbb5adec7 [2023-11-19 03:22:58,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:22:58,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:22:58,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:22:58,329 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:22:58,330 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:22:58,331 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/square_4+soft_float_4-2a.c.cil.c [2023-11-19 03:23:02,064 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:23:02,404 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:23:02,410 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/sv-benchmarks/c/combinations/square_4+soft_float_4-2a.c.cil.c [2023-11-19 03:23:02,427 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/data/152685dad/aa63f7d7d98d49e68ea68678911dee2e/FLAG84a5a91ed [2023-11-19 03:23:02,447 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/data/152685dad/aa63f7d7d98d49e68ea68678911dee2e [2023-11-19 03:23:02,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:23:02,459 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:23:02,464 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:23:02,465 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:23:02,472 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:23:02,475 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:23:02" (1/1) ... [2023-11-19 03:23:02,477 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11faf527 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:02, skipping insertion in model container [2023-11-19 03:23:02,478 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:23:02" (1/1) ... [2023-11-19 03:23:02,602 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:23:02,904 WARN L240 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_e43e1ae5-5b63-4f19-be33-b777e1347e0c/sv-benchmarks/c/combinations/square_4+soft_float_4-2a.c.cil.c[1999,2012] [2023-11-19 03:23:02,913 WARN L240 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_e43e1ae5-5b63-4f19-be33-b777e1347e0c/sv-benchmarks/c/combinations/square_4+soft_float_4-2a.c.cil.c[2393,2406] [2023-11-19 03:23:02,966 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:23:02,979 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:23:02,999 WARN L240 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_e43e1ae5-5b63-4f19-be33-b777e1347e0c/sv-benchmarks/c/combinations/square_4+soft_float_4-2a.c.cil.c[1999,2012] [2023-11-19 03:23:03,002 WARN L240 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_e43e1ae5-5b63-4f19-be33-b777e1347e0c/sv-benchmarks/c/combinations/square_4+soft_float_4-2a.c.cil.c[2393,2406] [2023-11-19 03:23:03,044 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:23:03,064 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:23:03,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:03 WrapperNode [2023-11-19 03:23:03,065 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:23:03,066 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:23:03,066 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:23:03,066 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:23:03,073 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:03" (1/1) ... [2023-11-19 03:23:03,090 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:03" (1/1) ... [2023-11-19 03:23:03,115 INFO L138 Inliner]: procedures = 27, calls = 19, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 79 [2023-11-19 03:23:03,116 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:23:03,117 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:23:03,117 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:23:03,117 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:23:03,128 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:03" (1/1) ... [2023-11-19 03:23:03,129 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:03" (1/1) ... [2023-11-19 03:23:03,133 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:03" (1/1) ... [2023-11-19 03:23:03,133 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:03" (1/1) ... [2023-11-19 03:23:03,142 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:03" (1/1) ... [2023-11-19 03:23:03,149 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:03" (1/1) ... [2023-11-19 03:23:03,152 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:03" (1/1) ... [2023-11-19 03:23:03,154 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:03" (1/1) ... [2023-11-19 03:23:03,158 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:23:03,159 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:23:03,159 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:23:03,159 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:23:03,160 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:03" (1/1) ... [2023-11-19 03:23:03,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:23:03,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:23:03,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:23:03,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:23:03,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:23:03,276 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2023-11-19 03:23:03,277 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2023-11-19 03:23:03,277 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2023-11-19 03:23:03,277 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2023-11-19 03:23:03,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:23:03,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:23:03,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:23:03,278 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:23:03,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:23:03,374 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:23:03,377 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:23:03,885 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:23:04,280 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:23:04,280 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:23:04,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:23:04 BoogieIcfgContainer [2023-11-19 03:23:04,291 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:23:04,293 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:23:04,293 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:23:04,306 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:23:04,306 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:23:04" (1/1) ... [2023-11-19 03:23:04,320 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:23:04,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:04,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 49 states and 68 transitions. [2023-11-19 03:23:04,426 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2023-11-19 03:23:04,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:23:04,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:04,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:04,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:23:04,570 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:23:04,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:23:04,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:23:04,658 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:23:04,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:23:04,678 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 03:23:04,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:23:04 ImpRootNode [2023-11-19 03:23:04,714 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:23:04,717 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:23:04,718 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:23:04,718 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:23:04,719 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:23:04" (3/4) ... [2023-11-19 03:23:04,723 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:23:04,725 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:23:04,726 INFO L158 Benchmark]: Toolchain (without parser) took 2266.27ms. Allocated memory was 117.4MB in the beginning and 148.9MB in the end (delta: 31.5MB). Free memory was 60.5MB in the beginning and 100.8MB in the end (delta: -40.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:23:04,727 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory was 87.2MB in the beginning and 87.1MB in the end (delta: 134.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:23:04,729 INFO L158 Benchmark]: CACSL2BoogieTranslator took 600.44ms. Allocated memory was 117.4MB in the beginning and 148.9MB in the end (delta: 31.5MB). Free memory was 60.3MB in the beginning and 108.6MB in the end (delta: -48.2MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2023-11-19 03:23:04,730 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.26ms. Allocated memory is still 148.9MB. Free memory was 108.6MB in the beginning and 106.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:23:04,732 INFO L158 Benchmark]: Boogie Preprocessor took 41.26ms. Allocated memory is still 148.9MB. Free memory was 106.6MB in the beginning and 105.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:23:04,733 INFO L158 Benchmark]: RCFGBuilder took 1132.38ms. Allocated memory is still 148.9MB. Free memory was 104.9MB in the beginning and 112.6MB in the end (delta: -7.7MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2023-11-19 03:23:04,734 INFO L158 Benchmark]: CodeCheck took 420.89ms. Allocated memory is still 148.9MB. Free memory was 112.6MB in the beginning and 100.8MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:23:04,735 INFO L158 Benchmark]: Witness Printer took 8.22ms. Allocated memory is still 148.9MB. Free memory was 100.8MB in the beginning and 100.8MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:23:04,751 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 4 procedures, 49 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 48]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 47, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L310] COND TRUE __VERIFIER_nondet_int() [L311] CALL main1() [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L34] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L42] float x = IN; [L44-L45] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; VAL [IN=2, x=2] [L47] COND TRUE !(result >= 0.0f && result < 1.39844f) VAL [IN=2, x=2] [L48] reach_error() VAL [IN=2, x=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory was 87.2MB in the beginning and 87.1MB in the end (delta: 134.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 600.44ms. Allocated memory was 117.4MB in the beginning and 148.9MB in the end (delta: 31.5MB). Free memory was 60.3MB in the beginning and 108.6MB in the end (delta: -48.2MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.26ms. Allocated memory is still 148.9MB. Free memory was 108.6MB in the beginning and 106.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.26ms. Allocated memory is still 148.9MB. Free memory was 106.6MB in the beginning and 105.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1132.38ms. Allocated memory is still 148.9MB. Free memory was 104.9MB in the beginning and 112.6MB in the end (delta: -7.7MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. * CodeCheck took 420.89ms. Allocated memory is still 148.9MB. Free memory was 112.6MB in the beginning and 100.8MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 8.22ms. Allocated memory is still 148.9MB. Free memory was 100.8MB in the beginning and 100.8MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:23:04,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_4+soft_float_4-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL --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 e448f16723ad202cc72d167f8951516486910b6c33698da967b6635bbb5adec7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:23:07,942 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:23:08,078 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:23:08,162 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:23:08,165 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:23:08,166 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:23:08,167 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:23:08,168 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:23:08,170 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:23:08,179 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:23:08,181 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:23:08,182 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:23:08,182 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:23:08,185 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:23:08,186 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:23:08,186 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:23:08,187 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:23:08,188 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:23:08,188 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:23:08,190 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:23:08,190 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:23:08,191 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:23:08,192 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:23:08,193 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:23:08,193 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:23:08,194 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:23:08,194 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:23:08,195 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:23:08,195 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:23:08,196 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:23:08,198 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:23:08,198 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:23:08,199 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:23:08,199 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:23:08,200 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:23:08,200 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:23:08,200 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:23:08,201 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e448f16723ad202cc72d167f8951516486910b6c33698da967b6635bbb5adec7 [2023-11-19 03:23:08,684 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:23:08,725 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:23:08,729 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:23:08,732 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:23:08,733 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:23:08,735 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/square_4+soft_float_4-2a.c.cil.c [2023-11-19 03:23:12,661 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:23:13,009 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:23:13,010 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/sv-benchmarks/c/combinations/square_4+soft_float_4-2a.c.cil.c [2023-11-19 03:23:13,022 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/data/107d530f0/172841aa68fc441a8958eba1f8ad94dd/FLAG9bb101a08 [2023-11-19 03:23:13,038 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/data/107d530f0/172841aa68fc441a8958eba1f8ad94dd [2023-11-19 03:23:13,040 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:23:13,042 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:23:13,044 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:23:13,044 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:23:13,050 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:23:13,052 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:23:13" (1/1) ... [2023-11-19 03:23:13,053 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53e80d26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:13, skipping insertion in model container [2023-11-19 03:23:13,054 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:23:13" (1/1) ... [2023-11-19 03:23:13,114 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:23:13,405 WARN L240 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_e43e1ae5-5b63-4f19-be33-b777e1347e0c/sv-benchmarks/c/combinations/square_4+soft_float_4-2a.c.cil.c[1999,2012] [2023-11-19 03:23:13,415 WARN L240 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_e43e1ae5-5b63-4f19-be33-b777e1347e0c/sv-benchmarks/c/combinations/square_4+soft_float_4-2a.c.cil.c[2393,2406] [2023-11-19 03:23:13,479 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:23:13,510 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:23:13,544 WARN L240 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_e43e1ae5-5b63-4f19-be33-b777e1347e0c/sv-benchmarks/c/combinations/square_4+soft_float_4-2a.c.cil.c[1999,2012] [2023-11-19 03:23:13,546 WARN L240 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_e43e1ae5-5b63-4f19-be33-b777e1347e0c/sv-benchmarks/c/combinations/square_4+soft_float_4-2a.c.cil.c[2393,2406] [2023-11-19 03:23:13,614 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:23:13,642 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:23:13,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:13 WrapperNode [2023-11-19 03:23:13,643 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:23:13,649 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:23:13,649 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:23:13,650 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:23:13,659 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:13" (1/1) ... [2023-11-19 03:23:13,699 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:13" (1/1) ... [2023-11-19 03:23:13,742 INFO L138 Inliner]: procedures = 28, calls = 19, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 75 [2023-11-19 03:23:13,742 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:23:13,744 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:23:13,744 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:23:13,744 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:23:13,756 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:13" (1/1) ... [2023-11-19 03:23:13,757 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:13" (1/1) ... [2023-11-19 03:23:13,781 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:13" (1/1) ... [2023-11-19 03:23:13,781 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:13" (1/1) ... [2023-11-19 03:23:13,792 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:13" (1/1) ... [2023-11-19 03:23:13,809 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:13" (1/1) ... [2023-11-19 03:23:13,817 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:13" (1/1) ... [2023-11-19 03:23:13,821 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:13" (1/1) ... [2023-11-19 03:23:13,838 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:23:13,839 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:23:13,839 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:23:13,839 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:23:13,841 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:13" (1/1) ... [2023-11-19 03:23:13,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:23:13,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:23:13,883 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:23:13,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:23:13,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:23:13,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:23:13,957 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2023-11-19 03:23:13,957 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2023-11-19 03:23:13,958 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2023-11-19 03:23:13,958 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2023-11-19 03:23:13,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:23:13,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:23:13,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:23:13,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:23:14,064 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:23:14,067 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:23:24,737 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:23:24,837 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:23:24,838 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:23:24,843 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:23:24 BoogieIcfgContainer [2023-11-19 03:23:24,844 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:23:24,845 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:23:24,845 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:23:24,858 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:23:24,858 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:23:24" (1/1) ... [2023-11-19 03:23:24,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:23:24,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:24,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 49 states and 68 transitions. [2023-11-19 03:23:24,942 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2023-11-19 03:23:24,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:23:24,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:24,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:23:24,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:23:24,948 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:23:24,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43e1ae5-5b63-4f19-be33-b777e1347e0c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process