./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 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_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/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_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/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_66dd6e98-2d7b-48a7-a37e-cf081691966d/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 d7de1912562331bdeed36a798c63b43e65b83b24670be96e9199704df5bd448b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:24:34,751 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:24:34,886 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:24:34,900 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:24:34,901 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:24:34,942 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:24:34,944 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:24:34,945 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:24:34,946 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:24:34,954 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:24:34,956 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:24:34,957 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:24:34,957 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:24:34,959 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:24:34,960 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:24:34,960 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:24:34,961 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:24:34,961 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:24:34,962 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:24:34,962 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:24:34,963 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:24:34,964 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:24:34,964 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:24:34,965 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:24:34,965 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:24:34,966 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:24:34,966 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:24:34,967 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:24:34,967 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:24:34,968 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:24:34,969 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:24:34,969 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:24:34,970 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:24:34,970 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_66dd6e98-2d7b-48a7-a37e-cf081691966d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7de1912562331bdeed36a798c63b43e65b83b24670be96e9199704df5bd448b [2023-11-19 03:24:35,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:24:35,431 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:24:35,434 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:24:35,435 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:24:35,436 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:24:35,437 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c [2023-11-19 03:24:38,444 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:24:38,740 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:24:38,744 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c [2023-11-19 03:24:38,754 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL/data/5bb261fca/ead9a34bef2b4e55a6ba275e69b4204d/FLAG7f105aa9a [2023-11-19 03:24:38,769 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL/data/5bb261fca/ead9a34bef2b4e55a6ba275e69b4204d [2023-11-19 03:24:38,771 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:24:38,773 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:24:38,774 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:24:38,775 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:24:38,780 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:24:38,781 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:24:38" (1/1) ... [2023-11-19 03:24:38,782 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1467ec08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:38, skipping insertion in model container [2023-11-19 03:24:38,783 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:24:38" (1/1) ... [2023-11-19 03:24:38,819 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:24:38,993 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_66dd6e98-2d7b-48a7-a37e-cf081691966d/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[1999,2012] [2023-11-19 03:24:38,999 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_66dd6e98-2d7b-48a7-a37e-cf081691966d/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[2368,2381] [2023-11-19 03:24:39,046 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:24:39,059 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:24:39,073 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_66dd6e98-2d7b-48a7-a37e-cf081691966d/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[1999,2012] [2023-11-19 03:24:39,075 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_66dd6e98-2d7b-48a7-a37e-cf081691966d/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[2368,2381] [2023-11-19 03:24:39,120 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:24:39,142 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:24:39,144 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:39 WrapperNode [2023-11-19 03:24:39,144 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:24:39,146 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:24:39,146 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:24:39,146 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:24:39,156 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:39" (1/1) ... [2023-11-19 03:24:39,188 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:39" (1/1) ... [2023-11-19 03:24:39,243 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 169 [2023-11-19 03:24:39,243 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:24:39,244 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:24:39,244 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:24:39,245 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:24:39,254 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:39" (1/1) ... [2023-11-19 03:24:39,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:39" (1/1) ... [2023-11-19 03:24:39,259 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:39" (1/1) ... [2023-11-19 03:24:39,270 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:39" (1/1) ... [2023-11-19 03:24:39,278 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:39" (1/1) ... [2023-11-19 03:24:39,296 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:39" (1/1) ... [2023-11-19 03:24:39,298 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:39" (1/1) ... [2023-11-19 03:24:39,300 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:39" (1/1) ... [2023-11-19 03:24:39,303 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:24:39,304 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:24:39,305 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:24:39,305 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:24:39,306 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:39" (1/1) ... [2023-11-19 03:24:39,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:24:39,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:24:39,341 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:24:39,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:24:39,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:24:39,391 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2023-11-19 03:24:39,391 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2023-11-19 03:24:39,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:24:39,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:24:39,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:24:39,392 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:24:39,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:24:39,473 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:24:39,475 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:24:39,880 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:24:40,179 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:24:40,180 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:24:40,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:24:40 BoogieIcfgContainer [2023-11-19 03:24:40,187 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:24:40,188 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:24:40,188 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:24:40,203 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:24:40,203 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:24:40" (1/1) ... [2023-11-19 03:24:40,215 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:24:40,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:40,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2023-11-19 03:24:40,282 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2023-11-19 03:24:40,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:24:40,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:40,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:40,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:24:40,390 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:24:40,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:24:40,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:24:40,477 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:24:40,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:24:40,497 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 03:24:40,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:24:40 ImpRootNode [2023-11-19 03:24:40,526 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:24:40,528 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:24:40,529 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:24:40,529 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:24:40,530 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:24:40" (3/4) ... [2023-11-19 03:24:40,535 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:24:40,536 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:24:40,538 INFO L158 Benchmark]: Toolchain (without parser) took 1763.83ms. Allocated memory is still 165.7MB. Free memory was 137.6MB in the beginning and 80.0MB in the end (delta: 57.7MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2023-11-19 03:24:40,538 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 130.0MB. Free memory is still 102.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:24:40,539 INFO L158 Benchmark]: CACSL2BoogieTranslator took 370.50ms. Allocated memory is still 165.7MB. Free memory was 136.8MB in the beginning and 122.9MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:24:40,540 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.70ms. Allocated memory is still 165.7MB. Free memory was 122.9MB in the beginning and 136.8MB in the end (delta: -13.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:24:40,541 INFO L158 Benchmark]: Boogie Preprocessor took 59.46ms. Allocated memory is still 165.7MB. Free memory was 136.8MB in the beginning and 134.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:24:40,542 INFO L158 Benchmark]: RCFGBuilder took 882.82ms. Allocated memory is still 165.7MB. Free memory was 134.8MB in the beginning and 91.7MB in the end (delta: 43.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-19 03:24:40,543 INFO L158 Benchmark]: CodeCheck took 338.59ms. Allocated memory is still 165.7MB. Free memory was 91.7MB in the beginning and 80.3MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:24:40,544 INFO L158 Benchmark]: Witness Printer took 7.70ms. Allocated memory is still 165.7MB. Free memory was 80.3MB in the beginning and 80.0MB in the end (delta: 332.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:24:40,554 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 45 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 48]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 47, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L322] COND TRUE __VERIFIER_nondet_int() [L323] CALL main1() [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L34] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L42] float x = IN; [L44-L45] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; VAL [IN=2, x=2] [L47] COND TRUE !(result >= 0.0f && result < 1.39843f) 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 0.36ms. Allocated memory is still 130.0MB. Free memory is still 102.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 370.50ms. Allocated memory is still 165.7MB. Free memory was 136.8MB in the beginning and 122.9MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.70ms. Allocated memory is still 165.7MB. Free memory was 122.9MB in the beginning and 136.8MB in the end (delta: -13.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.46ms. Allocated memory is still 165.7MB. Free memory was 136.8MB in the beginning and 134.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 882.82ms. Allocated memory is still 165.7MB. Free memory was 134.8MB in the beginning and 91.7MB in the end (delta: 43.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * CodeCheck took 338.59ms. Allocated memory is still 165.7MB. Free memory was 91.7MB in the beginning and 80.3MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 7.70ms. Allocated memory is still 165.7MB. Free memory was 80.3MB in the beginning and 80.0MB in the end (delta: 332.4kB). 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 03:24:40,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL/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_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/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_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/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_66dd6e98-2d7b-48a7-a37e-cf081691966d/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 d7de1912562331bdeed36a798c63b43e65b83b24670be96e9199704df5bd448b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:24:43,222 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:24:43,362 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:24:43,422 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:24:43,423 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:24:43,424 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:24:43,425 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:24:43,426 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:24:43,427 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:24:43,432 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:24:43,433 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:24:43,433 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:24:43,433 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:24:43,435 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:24:43,436 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:24:43,436 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:24:43,436 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:24:43,437 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:24:43,437 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:24:43,438 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:24:43,438 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:24:43,439 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:24:43,439 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:24:43,440 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:24:43,440 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:24:43,440 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:24:43,441 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:24:43,441 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:24:43,442 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:24:43,442 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:24:43,444 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:24:43,444 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:24:43,444 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:24:43,445 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:24:43,445 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:24:43,445 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:24:43,445 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:24:43,446 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_66dd6e98-2d7b-48a7-a37e-cf081691966d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7de1912562331bdeed36a798c63b43e65b83b24670be96e9199704df5bd448b [2023-11-19 03:24:43,965 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:24:43,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:24:43,995 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:24:43,999 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:24:44,000 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:24:44,002 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c [2023-11-19 03:24:47,311 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:24:47,616 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:24:47,617 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c [2023-11-19 03:24:47,636 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL/data/226c320d3/de84de16a70a42aeb7c6a30e0ef5ec91/FLAG600c07fd3 [2023-11-19 03:24:47,654 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL/data/226c320d3/de84de16a70a42aeb7c6a30e0ef5ec91 [2023-11-19 03:24:47,656 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:24:47,658 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:24:47,659 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:24:47,660 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:24:47,665 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:24:47,666 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:24:47" (1/1) ... [2023-11-19 03:24:47,667 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3158747c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:47, skipping insertion in model container [2023-11-19 03:24:47,667 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:24:47" (1/1) ... [2023-11-19 03:24:47,723 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:24:47,894 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_66dd6e98-2d7b-48a7-a37e-cf081691966d/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[1999,2012] [2023-11-19 03:24:47,901 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_66dd6e98-2d7b-48a7-a37e-cf081691966d/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[2368,2381] [2023-11-19 03:24:47,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:24:47,960 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:24:47,977 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_66dd6e98-2d7b-48a7-a37e-cf081691966d/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[1999,2012] [2023-11-19 03:24:47,978 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_66dd6e98-2d7b-48a7-a37e-cf081691966d/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[2368,2381] [2023-11-19 03:24:48,032 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:24:48,057 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:24:48,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:48 WrapperNode [2023-11-19 03:24:48,058 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:24:48,063 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:24:48,063 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:24:48,063 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:24:48,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:48" (1/1) ... [2023-11-19 03:24:48,102 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:48" (1/1) ... [2023-11-19 03:24:48,146 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 134 [2023-11-19 03:24:48,149 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:24:48,150 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:24:48,150 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:24:48,150 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:24:48,160 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:48" (1/1) ... [2023-11-19 03:24:48,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:48" (1/1) ... [2023-11-19 03:24:48,165 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:48" (1/1) ... [2023-11-19 03:24:48,165 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:48" (1/1) ... [2023-11-19 03:24:48,175 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:48" (1/1) ... [2023-11-19 03:24:48,179 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:48" (1/1) ... [2023-11-19 03:24:48,182 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:48" (1/1) ... [2023-11-19 03:24:48,185 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:48" (1/1) ... [2023-11-19 03:24:48,189 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:24:48,190 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:24:48,191 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:24:48,191 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:24:48,196 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:48" (1/1) ... [2023-11-19 03:24:48,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:24:48,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:24:48,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:24:48,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:24:48,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:24:48,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:24:48,289 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2023-11-19 03:24:48,290 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2023-11-19 03:24:48,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:24:48,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:24:48,290 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:24:48,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:24:48,419 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:24:48,423 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:24:55,881 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:24:55,978 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:24:55,978 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:24:55,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:24:55 BoogieIcfgContainer [2023-11-19 03:24:55,988 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:24:55,989 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:24:55,989 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:24:56,000 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:24:56,001 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:24:55" (1/1) ... [2023-11-19 03:24:56,013 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:24:56,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:56,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2023-11-19 03:24:56,080 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2023-11-19 03:24:56,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:24:56,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:56,083 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:24:56,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:24:56,088 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:24:56,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dd6e98-2d7b-48a7-a37e-cf081691966d/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:25:00,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:25:00,824 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:25:04,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat