./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0971.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_499e0d2a-c90d-4176-92ff-207db69bc29f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/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_499e0d2a-c90d-4176-92ff-207db69bc29f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0971.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/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_499e0d2a-c90d-4176-92ff-207db69bc29f/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 8f280d01eb562e8c8261ac147082d6e8f78ef66f3849ff492be6220e1f9f04ed --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:41:39,740 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:41:39,860 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:41:39,868 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:41:39,869 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:41:39,914 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:41:39,915 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:41:39,915 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:41:39,917 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:41:39,922 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:41:39,922 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:41:39,923 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:41:39,923 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:41:39,925 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:41:39,925 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:41:39,926 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:41:39,926 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:41:39,927 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:41:39,927 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:41:39,928 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:41:39,928 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:41:39,929 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:41:39,929 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:41:39,930 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:41:39,930 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:41:39,930 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:41:39,931 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:41:39,931 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:41:39,932 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:41:39,932 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:41:39,933 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:41:39,933 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:41:39,933 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:41:39,934 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_499e0d2a-c90d-4176-92ff-207db69bc29f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f280d01eb562e8c8261ac147082d6e8f78ef66f3849ff492be6220e1f9f04ed [2023-11-19 02:41:40,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:41:40,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:41:40,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:41:40,229 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:41:40,230 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:41:40,231 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/float-newlib/double_req_bl_0971.c [2023-11-19 02:41:43,331 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:41:43,605 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:41:43,606 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/sv-benchmarks/c/float-newlib/double_req_bl_0971.c [2023-11-19 02:41:43,615 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/bin/ukojak-verify-G8NBE6pJGL/data/2dcd3eea2/13654a44df4542c183b2010c688d2526/FLAG7547da08b [2023-11-19 02:41:43,628 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/bin/ukojak-verify-G8NBE6pJGL/data/2dcd3eea2/13654a44df4542c183b2010c688d2526 [2023-11-19 02:41:43,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:41:43,631 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:41:43,633 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:41:43,633 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:41:43,638 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:41:43,639 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:41:43" (1/1) ... [2023-11-19 02:41:43,640 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49cecb7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:43, skipping insertion in model container [2023-11-19 02:41:43,641 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:41:43" (1/1) ... [2023-11-19 02:41:43,674 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:41:43,896 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_499e0d2a-c90d-4176-92ff-207db69bc29f/sv-benchmarks/c/float-newlib/double_req_bl_0971.c[4582,4595] [2023-11-19 02:41:43,902 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:41:43,913 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:41:43,956 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_499e0d2a-c90d-4176-92ff-207db69bc29f/sv-benchmarks/c/float-newlib/double_req_bl_0971.c[4582,4595] [2023-11-19 02:41:43,957 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:41:43,974 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:41:43,974 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:43 WrapperNode [2023-11-19 02:41:43,974 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:41:43,976 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:41:43,976 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:41:43,976 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:41:43,984 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:43" (1/1) ... [2023-11-19 02:41:43,995 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:43" (1/1) ... [2023-11-19 02:41:44,035 INFO L138 Inliner]: procedures = 18, calls = 38, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 293 [2023-11-19 02:41:44,035 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:41:44,036 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:41:44,036 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:41:44,037 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:41:44,046 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:43" (1/1) ... [2023-11-19 02:41:44,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:43" (1/1) ... [2023-11-19 02:41:44,052 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:43" (1/1) ... [2023-11-19 02:41:44,052 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:43" (1/1) ... [2023-11-19 02:41:44,069 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:43" (1/1) ... [2023-11-19 02:41:44,076 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:43" (1/1) ... [2023-11-19 02:41:44,088 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:43" (1/1) ... [2023-11-19 02:41:44,093 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:43" (1/1) ... [2023-11-19 02:41:44,109 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:41:44,110 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:41:44,110 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:41:44,110 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:41:44,111 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:43" (1/1) ... [2023-11-19 02:41:44,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:41:44,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:41:44,155 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:41:44,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:41:44,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:41:44,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:41:44,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:41:44,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 02:41:44,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:41:44,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 02:41:44,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:41:44,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:41:44,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:41:44,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:41:44,306 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:41:44,308 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:41:44,698 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:41:45,023 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:41:45,024 INFO L302 CfgBuilder]: Removed 12 assume(true) statements. [2023-11-19 02:41:45,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:41:45 BoogieIcfgContainer [2023-11-19 02:41:45,029 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:41:45,031 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:41:45,031 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:41:45,047 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:41:45,047 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:41:45" (1/1) ... [2023-11-19 02:41:45,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:41:45,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:45,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2023-11-19 02:41:45,134 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2023-11-19 02:41:45,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:41:45,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:45,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:45,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:45,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:45,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:45,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 32 states and 48 transitions. [2023-11-19 02:41:45,406 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 48 transitions. [2023-11-19 02:41:45,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:41:45,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:45,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:45,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:41:45,492 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:41:45,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:41:45,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:41:45,643 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:41:45,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:41:45,694 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 02:41:45,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:41:45 ImpRootNode [2023-11-19 02:41:45,745 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:41:45,746 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:41:45,746 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:41:45,746 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:41:45,747 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:41:45" (3/4) ... [2023-11-19 02:41:45,754 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 02:41:45,755 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:41:45,757 INFO L158 Benchmark]: Toolchain (without parser) took 2124.16ms. Allocated memory was 151.0MB in the beginning and 201.3MB in the end (delta: 50.3MB). Free memory was 114.0MB in the beginning and 139.4MB in the end (delta: -25.3MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2023-11-19 02:41:45,757 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 151.0MB. Free memory is still 92.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:41:45,758 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.90ms. Allocated memory is still 151.0MB. Free memory was 113.4MB in the beginning and 100.3MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:41:45,759 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.98ms. Allocated memory is still 151.0MB. Free memory was 100.3MB in the beginning and 97.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:41:45,760 INFO L158 Benchmark]: Boogie Preprocessor took 72.61ms. Allocated memory is still 151.0MB. Free memory was 97.6MB in the beginning and 95.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:41:45,762 INFO L158 Benchmark]: RCFGBuilder took 919.99ms. Allocated memory was 151.0MB in the beginning and 201.3MB in the end (delta: 50.3MB). Free memory was 95.2MB in the beginning and 162.4MB in the end (delta: -67.3MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. [2023-11-19 02:41:45,768 INFO L158 Benchmark]: CodeCheck took 714.09ms. Allocated memory is still 201.3MB. Free memory was 162.4MB in the beginning and 139.4MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 02:41:45,768 INFO L158 Benchmark]: Witness Printer took 9.09ms. Allocated memory is still 201.3MB. Free memory is still 139.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:41:45,771 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 1 procedures, 32 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 27 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 12 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 59 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, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 177]: 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 someBinaryDOUBLEComparisonOperation at line 163, overapproximation of someBinaryArithmeticDOUBLEoperation at line 147. Possible FailurePath: [L19-L28] static const double ln2_hi_log = 6.93147180369123816490e-01, ln2_lo_log = 1.90821492927058770002e-10, two54_log = 1.80143985094819840000e+16, Lg1_log = 6.666666666666735130e-01, Lg2_log = 3.999999999940941908e-01, Lg3_log = 2.857142874366239149e-01, Lg4_log = 2.222219843214978396e-01, Lg5_log = 1.818357216161805012e-01, Lg6_log = 1.531383769920937332e-01, Lg7_log = 1.479819860511658591e-01; [L30] static const double zero = 0.0; [L113-L116] static const double two54_log10 = 1.80143985094819840000e+16, ivln10_log10 = 4.34294481903251816668e-01, log10_2hi_log10 = 3.01029995663611771306e-01, log10_2lo_log10 = 3.69423907715893078616e-13; [L118] static const double zero_log10 = 0.0; [L172] double x = 0.0 / 0.0; [L173] CALL, EXPR __ieee754_log10(x) [L121] double y, z; [L122] __int32_t i, k, hx; [L123] __uint32_t lx; VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, \old(x)=2, ivln10_log10=108573620475812954167/250000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log10=18014398509481984, two54_log=18014398509481984, x=2, zero=0, zero_log10=0] [L126] ieee_double_shape_type ew_u; [L127] EXPR ew_u.value = (x) [L128] EXPR ew_u.parts.msw [L128] EXPR (hx) = ew_u.parts.msw [L129] EXPR ew_u.parts.lsw [L129] EXPR (lx) = ew_u.parts.lsw [L125-L130] { ieee_double_shape_type ew_u; ew_u.value = (x); (hx) = ew_u.parts.msw; (lx) = ew_u.parts.lsw; } VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, \old(x)=2, hx=2146435072, ivln10_log10=108573620475812954167/250000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=5, two54_log10=18014398509481984, two54_log=18014398509481984, x=2, zero=0, zero_log10=0] [L132] k = 0 VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, \old(x)=2, hx=2146435072, ivln10_log10=108573620475812954167/250000000000000000000, k=0, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=5, two54_log10=18014398509481984, two54_log=18014398509481984, x=2, zero=0, zero_log10=0] [L133] COND FALSE !(hx < 0x00100000) VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, \old(x)=2, hx=2146435072, ivln10_log10=108573620475812954167/250000000000000000000, k=0, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=5, two54_log10=18014398509481984, two54_log=18014398509481984, x=2, zero=0, zero_log10=0] [L146] COND TRUE hx >= 0x7ff00000 [L147] return x + x; VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, \old(x)=2, hx=2146435072, ivln10_log10=108573620475812954167/250000000000000000000, k=0, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=5, two54_log10=18014398509481984, two54_log=18014398509481984, x=2, zero=0, zero_log10=0] [L173] RET, EXPR __ieee754_log10(x) [L173] double res = __ieee754_log10(x); [L176] CALL, EXPR isnan_double(res) [L163] return x != x; [L176] RET, EXPR isnan_double(res) [L176] COND TRUE !isnan_double(res) [L177] reach_error() VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ivln10_log10=108573620475812954167/250000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, res=5, two54_log10=18014398509481984, two54_log=18014398509481984, x=2, zero=0, zero_log10=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 151.0MB. Free memory is still 92.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 341.90ms. Allocated memory is still 151.0MB. Free memory was 113.4MB in the beginning and 100.3MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.98ms. Allocated memory is still 151.0MB. Free memory was 100.3MB in the beginning and 97.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.61ms. Allocated memory is still 151.0MB. Free memory was 97.6MB in the beginning and 95.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 919.99ms. Allocated memory was 151.0MB in the beginning and 201.3MB in the end (delta: 50.3MB). Free memory was 95.2MB in the beginning and 162.4MB in the end (delta: -67.3MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. * CodeCheck took 714.09ms. Allocated memory is still 201.3MB. Free memory was 162.4MB in the beginning and 139.4MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 9.09ms. Allocated memory is still 201.3MB. Free memory is still 139.4MB. 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 02:41:45,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/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_499e0d2a-c90d-4176-92ff-207db69bc29f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/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_499e0d2a-c90d-4176-92ff-207db69bc29f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0971.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/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_499e0d2a-c90d-4176-92ff-207db69bc29f/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 8f280d01eb562e8c8261ac147082d6e8f78ef66f3849ff492be6220e1f9f04ed --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:41:48,496 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:41:48,628 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 02:41:48,682 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:41:48,683 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:41:48,684 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:41:48,685 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:41:48,686 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:41:48,687 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:41:48,692 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:41:48,692 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:41:48,693 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:41:48,693 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:41:48,695 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:41:48,696 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:41:48,696 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:41:48,697 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:41:48,697 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:41:48,698 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:41:48,699 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:41:48,699 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:41:48,700 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:41:48,701 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:41:48,701 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:41:48,702 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:41:48,702 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:41:48,703 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:41:48,703 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:41:48,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:41:48,704 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:41:48,706 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:41:48,706 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:41:48,706 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:41:48,707 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:41:48,707 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:41:48,707 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:41:48,708 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:41:48,708 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_499e0d2a-c90d-4176-92ff-207db69bc29f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f280d01eb562e8c8261ac147082d6e8f78ef66f3849ff492be6220e1f9f04ed [2023-11-19 02:41:49,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:41:49,175 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:41:49,178 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:41:49,180 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:41:49,181 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:41:49,183 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/float-newlib/double_req_bl_0971.c [2023-11-19 02:41:52,272 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:41:52,558 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:41:52,558 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/sv-benchmarks/c/float-newlib/double_req_bl_0971.c [2023-11-19 02:41:52,567 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/bin/ukojak-verify-G8NBE6pJGL/data/830437594/4fc4660284fc43dfb3e7c29a7f533e38/FLAGd544f5ad2 [2023-11-19 02:41:52,580 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/bin/ukojak-verify-G8NBE6pJGL/data/830437594/4fc4660284fc43dfb3e7c29a7f533e38 [2023-11-19 02:41:52,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:41:52,588 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:41:52,592 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:41:52,592 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:41:52,597 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:41:52,598 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:41:52" (1/1) ... [2023-11-19 02:41:52,601 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45ff9cac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:52, skipping insertion in model container [2023-11-19 02:41:52,601 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:41:52" (1/1) ... [2023-11-19 02:41:52,646 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:41:52,908 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_499e0d2a-c90d-4176-92ff-207db69bc29f/sv-benchmarks/c/float-newlib/double_req_bl_0971.c[4582,4595] [2023-11-19 02:41:52,917 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:41:52,940 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:41:53,010 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_499e0d2a-c90d-4176-92ff-207db69bc29f/sv-benchmarks/c/float-newlib/double_req_bl_0971.c[4582,4595] [2023-11-19 02:41:53,019 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:41:53,041 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:41:53,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:53 WrapperNode [2023-11-19 02:41:53,042 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:41:53,043 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:41:53,043 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:41:53,043 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:41:53,051 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:53" (1/1) ... [2023-11-19 02:41:53,082 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:53" (1/1) ... [2023-11-19 02:41:53,155 INFO L138 Inliner]: procedures = 21, calls = 38, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 221 [2023-11-19 02:41:53,157 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:41:53,158 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:41:53,158 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:41:53,158 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:41:53,167 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:53" (1/1) ... [2023-11-19 02:41:53,168 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:53" (1/1) ... [2023-11-19 02:41:53,191 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:53" (1/1) ... [2023-11-19 02:41:53,192 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:53" (1/1) ... [2023-11-19 02:41:53,204 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:53" (1/1) ... [2023-11-19 02:41:53,222 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:53" (1/1) ... [2023-11-19 02:41:53,225 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:53" (1/1) ... [2023-11-19 02:41:53,238 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:53" (1/1) ... [2023-11-19 02:41:53,243 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:41:53,249 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:41:53,249 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:41:53,249 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:41:53,250 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:53" (1/1) ... [2023-11-19 02:41:53,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:41:53,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:41:53,291 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:41:53,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499e0d2a-c90d-4176-92ff-207db69bc29f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:41:53,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:41:53,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-19 02:41:53,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-19 02:41:53,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:41:53,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:41:53,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:41:53,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:41:53,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:41:53,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:41:53,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:41:53,482 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:41:53,485 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation