./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0660a.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_90d648a2-e2f0-4903-8037-fd37ef2c2985/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/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_90d648a2-e2f0-4903-8037-fd37ef2c2985/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0660a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/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_90d648a2-e2f0-4903-8037-fd37ef2c2985/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 6d9a8145d638c26faad449bc885374edad64539bf6398d69edd43d752cc31d73 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:58:57,045 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:58:57,163 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:58:57,171 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:58:57,172 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:58:57,212 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:58:57,214 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:58:57,215 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:58:57,216 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:58:57,222 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:58:57,223 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:58:57,224 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:58:57,225 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:58:57,227 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:58:57,227 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:58:57,228 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:58:57,228 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:58:57,229 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:58:57,229 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:58:57,230 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:58:57,230 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:58:57,231 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:58:57,232 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:58:57,232 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:58:57,233 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:58:57,234 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:58:57,234 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:58:57,235 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:58:57,235 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:58:57,236 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:58:57,237 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:58:57,238 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:58:57,238 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:58:57,238 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_90d648a2-e2f0-4903-8037-fd37ef2c2985/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d9a8145d638c26faad449bc885374edad64539bf6398d69edd43d752cc31d73 [2023-11-19 03:58:57,543 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:58:57,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:58:57,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:58:57,579 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:58:57,580 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:58:57,582 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/float-newlib/double_req_bl_0660a.c [2023-11-19 03:59:00,781 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:59:01,004 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:59:01,004 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/sv-benchmarks/c/float-newlib/double_req_bl_0660a.c [2023-11-19 03:59:01,014 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/bin/ukojak-verify-G8NBE6pJGL/data/effaa4c20/78f889e0dc234ec4825b37cb6f75db2f/FLAGc2b126809 [2023-11-19 03:59:01,029 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/bin/ukojak-verify-G8NBE6pJGL/data/effaa4c20/78f889e0dc234ec4825b37cb6f75db2f [2023-11-19 03:59:01,033 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:59:01,034 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:59:01,036 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:01,036 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:59:01,041 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:59:01,042 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,043 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cc3fdc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01, skipping insertion in model container [2023-11-19 03:59:01,043 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,077 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:59:01,303 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_90d648a2-e2f0-4903-8037-fd37ef2c2985/sv-benchmarks/c/float-newlib/double_req_bl_0660a.c[6214,6227] [2023-11-19 03:59:01,307 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:01,327 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:59:01,388 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_90d648a2-e2f0-4903-8037-fd37ef2c2985/sv-benchmarks/c/float-newlib/double_req_bl_0660a.c[6214,6227] [2023-11-19 03:59:01,389 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:01,410 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:59:01,410 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01 WrapperNode [2023-11-19 03:59:01,410 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:01,412 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:01,412 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:59:01,412 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:59:01,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,434 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,474 INFO L138 Inliner]: procedures = 19, calls = 87, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 313 [2023-11-19 03:59:01,475 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:01,476 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:59:01,476 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:59:01,476 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:59:01,486 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,487 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,495 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,495 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,514 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,521 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,526 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,529 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,535 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:59:01,537 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:59:01,537 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:59:01,537 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:59:01,538 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:01,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:59:01,582 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:59:01,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:59:01,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:59:01,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:59:01,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:59:01,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 03:59:01,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:59:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2023-11-19 03:59:01,622 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2023-11-19 03:59:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 03:59:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2023-11-19 03:59:01,622 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2023-11-19 03:59:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:59:01,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:59:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:59:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-19 03:59:01,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:59:01,732 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:59:01,735 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:59:02,401 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:59:02,714 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:59:02,716 INFO L302 CfgBuilder]: Removed 16 assume(true) statements. [2023-11-19 03:59:02,726 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:02 BoogieIcfgContainer [2023-11-19 03:59:02,727 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:59:02,728 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:59:02,729 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:59:02,742 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:59:02,742 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:02" (1/1) ... [2023-11-19 03:59:02,756 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:59:02,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:02,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 73 states and 118 transitions. [2023-11-19 03:59:02,848 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 118 transitions. [2023-11-19 03:59:02,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:59:02,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:02,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:02,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:03,133 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 03:59:03,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:03,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 73 states and 113 transitions. [2023-11-19 03:59:03,198 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 113 transitions. [2023-11-19 03:59:03,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:59:03,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:03,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:03,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:59:03,498 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:59:03,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:59:03,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:59:03,807 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:59:03,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:59:03,970 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 03:59:04,046 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet32 could not be translated [2023-11-19 03:59:04,048 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet33 could not be translated [2023-11-19 03:59:04,049 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet30 could not be translated [2023-11-19 03:59:04,049 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short34 could not be translated [2023-11-19 03:59:04,050 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet31 could not be translated [2023-11-19 03:59:04,067 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:59:04 ImpRootNode [2023-11-19 03:59:04,070 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:59:04,071 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:59:04,071 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:59:04,072 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:59:04,073 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:02" (3/4) ... [2023-11-19 03:59:04,078 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:59:04,080 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:59:04,082 INFO L158 Benchmark]: Toolchain (without parser) took 3046.18ms. Allocated memory was 125.8MB in the beginning and 165.7MB in the end (delta: 39.8MB). Free memory was 82.6MB in the beginning and 123.3MB in the end (delta: -40.8MB). Peak memory consumption was 1.0MB. Max. memory is 16.1GB. [2023-11-19 03:59:04,083 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 125.8MB. Free memory was 98.6MB in the beginning and 98.4MB in the end (delta: 201.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:59:04,084 INFO L158 Benchmark]: CACSL2BoogieTranslator took 375.15ms. Allocated memory is still 125.8MB. Free memory was 82.6MB in the beginning and 67.4MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:59:04,085 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.96ms. Allocated memory is still 125.8MB. Free memory was 67.4MB in the beginning and 64.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:59:04,087 INFO L158 Benchmark]: Boogie Preprocessor took 60.11ms. Allocated memory is still 125.8MB. Free memory was 64.9MB in the beginning and 62.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:59:04,088 INFO L158 Benchmark]: RCFGBuilder took 1190.34ms. Allocated memory is still 125.8MB. Free memory was 62.0MB in the beginning and 89.7MB in the end (delta: -27.6MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2023-11-19 03:59:04,095 INFO L158 Benchmark]: CodeCheck took 1341.64ms. Allocated memory was 125.8MB in the beginning and 165.7MB in the end (delta: 39.8MB). Free memory was 89.7MB in the beginning and 124.3MB in the end (delta: -34.7MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2023-11-19 03:59:04,095 INFO L158 Benchmark]: Witness Printer took 9.01ms. Allocated memory is still 165.7MB. Free memory was 124.3MB in the beginning and 123.3MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:59:04,108 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, 73 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 46 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 28 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, 28 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 97 GetRequests, 97 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, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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: 261]: 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 bitwiseOr at line 163, overapproximation of someUnaryDOUBLEoperation at line 54, overapproximation of someBinaryArithmeticDOUBLEoperation at line 165, overapproximation of someBinaryDOUBLEComparisonOperation at line 260. Possible FailurePath: [L39-L44] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L46-L51] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L62-L64] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L141-L142] static const double tiny_atan2 = 1.0e-300, zero_atan2 = 0.0, pi_lo_atan2 = 1.2246467991473531772E-16; [L252] double x = __VERIFIER_nondet_double(); [L253] double y = -0.0; VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L255] COND TRUE x < 0.0 [L257] CALL, EXPR __ieee754_atan2(y, x) [L145] double z; [L146] __int32_t k, m, hx, hy, ix, iy; [L147] __uint32_t lx, ly; VAL [\old(x)=4, \old(y)=2, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=4, y=2, zero_atan2=0] [L150] ieee_double_shape_type ew_u; [L151] EXPR ew_u.value = (x) [L152] EXPR ew_u.parts.msw [L152] EXPR (hx) = ew_u.parts.msw [L153] EXPR ew_u.parts.lsw [L153] EXPR (lx) = ew_u.parts.lsw [L149-L154] { ieee_double_shape_type ew_u; ew_u.value = (x); (hx) = ew_u.parts.msw; (lx) = ew_u.parts.lsw; } VAL [\old(x)=4, \old(y)=2, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435072, lx=-1, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=4, y=2, zero_atan2=0] [L155] ix = hx & 0x7fffffff VAL [\old(x)=4, \old(y)=2, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435072, ix=2146435072, lx=-1, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=4, y=2, zero_atan2=0] [L157] ieee_double_shape_type ew_u; [L158] EXPR ew_u.value = (y) [L159] EXPR ew_u.parts.msw [L159] EXPR (hy) = ew_u.parts.msw [L160] EXPR ew_u.parts.lsw [L160] EXPR (ly) = ew_u.parts.lsw [L156-L161] { ieee_double_shape_type ew_u; ew_u.value = (y); (hy) = ew_u.parts.msw; (ly) = ew_u.parts.lsw; } VAL [\old(x)=4, \old(y)=2, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435072, hy=0, ix=2146435072, lx=-1, ly=26148, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=4, y=2, zero_atan2=0] [L162] iy = hy & 0x7fffffff [L163] EXPR lx | -lx [L163] EXPR ix | ((lx | -lx) >> 31) [L163-L164] ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) VAL [\old(x)=4, \old(y)=2, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435072, hy=0, ix=2146435072, iy=0, lx=-1, ly=26148, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=4, y=2, zero_atan2=0] [L163-L164] COND TRUE ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) [L165] return x + y; VAL [\old(x)=4, \old(y)=2, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435072, hy=0, ix=2146435072, iy=0, lx=-1, ly=26148, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=4, y=2, zero_atan2=0] [L257] RET, EXPR __ieee754_atan2(y, x) [L257] double res = __ieee754_atan2(y, x); [L260] COND TRUE res != -pi VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, res=10, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=4, y=2, zero_atan2=0] [L261] reach_error() VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, res=10, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=4, y=2, zero_atan2=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 125.8MB. Free memory was 98.6MB in the beginning and 98.4MB in the end (delta: 201.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 375.15ms. Allocated memory is still 125.8MB. Free memory was 82.6MB in the beginning and 67.4MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.96ms. Allocated memory is still 125.8MB. Free memory was 67.4MB in the beginning and 64.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.11ms. Allocated memory is still 125.8MB. Free memory was 64.9MB in the beginning and 62.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1190.34ms. Allocated memory is still 125.8MB. Free memory was 62.0MB in the beginning and 89.7MB in the end (delta: -27.6MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * CodeCheck took 1341.64ms. Allocated memory was 125.8MB in the beginning and 165.7MB in the end (delta: 39.8MB). Free memory was 89.7MB in the beginning and 124.3MB in the end (delta: -34.7MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. * Witness Printer took 9.01ms. Allocated memory is still 165.7MB. Free memory was 124.3MB in the beginning and 123.3MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet32 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet33 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet30 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet31 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:59:04,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/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_90d648a2-e2f0-4903-8037-fd37ef2c2985/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0660a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/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_90d648a2-e2f0-4903-8037-fd37ef2c2985/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 6d9a8145d638c26faad449bc885374edad64539bf6398d69edd43d752cc31d73 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:59:07,024 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:59:07,171 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:59:07,225 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:59:07,226 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:59:07,227 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:59:07,228 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:59:07,228 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:59:07,230 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:59:07,235 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:59:07,236 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:59:07,236 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:59:07,237 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:59:07,239 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:59:07,239 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:59:07,239 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:59:07,240 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:59:07,240 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:59:07,241 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:59:07,242 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:59:07,242 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:59:07,243 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:59:07,243 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:59:07,244 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:59:07,244 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:59:07,245 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:59:07,245 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:59:07,246 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:59:07,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:07,247 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:59:07,248 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:59:07,248 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:59:07,249 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:59:07,249 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:59:07,249 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:59:07,249 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:59:07,250 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:59:07,250 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_90d648a2-e2f0-4903-8037-fd37ef2c2985/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d9a8145d638c26faad449bc885374edad64539bf6398d69edd43d752cc31d73 [2023-11-19 03:59:07,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:59:07,730 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:59:07,734 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:59:07,737 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:59:07,737 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:59:07,739 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/float-newlib/double_req_bl_0660a.c [2023-11-19 03:59:10,957 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:59:11,315 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:59:11,331 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/sv-benchmarks/c/float-newlib/double_req_bl_0660a.c [2023-11-19 03:59:11,349 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/bin/ukojak-verify-G8NBE6pJGL/data/07e39c929/62c018a0656c4aa4a87a6c3f3ea773cd/FLAG9229bf1fc [2023-11-19 03:59:11,370 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/bin/ukojak-verify-G8NBE6pJGL/data/07e39c929/62c018a0656c4aa4a87a6c3f3ea773cd [2023-11-19 03:59:11,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:59:11,378 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:59:11,382 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:11,383 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:59:11,388 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:59:11,389 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:11" (1/1) ... [2023-11-19 03:59:11,390 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16889cd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:11, skipping insertion in model container [2023-11-19 03:59:11,390 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:11" (1/1) ... [2023-11-19 03:59:11,448 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:59:11,795 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_90d648a2-e2f0-4903-8037-fd37ef2c2985/sv-benchmarks/c/float-newlib/double_req_bl_0660a.c[6214,6227] [2023-11-19 03:59:11,803 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:11,834 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:59:11,942 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_90d648a2-e2f0-4903-8037-fd37ef2c2985/sv-benchmarks/c/float-newlib/double_req_bl_0660a.c[6214,6227] [2023-11-19 03:59:11,950 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:11,992 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:59:11,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:11 WrapperNode [2023-11-19 03:59:11,993 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:11,994 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:11,994 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:59:11,994 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:59:12,003 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:11" (1/1) ... [2023-11-19 03:59:12,021 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:11" (1/1) ... [2023-11-19 03:59:12,070 INFO L138 Inliner]: procedures = 22, calls = 87, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 226 [2023-11-19 03:59:12,070 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:12,071 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:59:12,071 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:59:12,071 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:59:12,082 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:11" (1/1) ... [2023-11-19 03:59:12,084 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:11" (1/1) ... [2023-11-19 03:59:12,093 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:11" (1/1) ... [2023-11-19 03:59:12,098 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:11" (1/1) ... [2023-11-19 03:59:12,141 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:11" (1/1) ... [2023-11-19 03:59:12,157 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:11" (1/1) ... [2023-11-19 03:59:12,161 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:11" (1/1) ... [2023-11-19 03:59:12,164 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:11" (1/1) ... [2023-11-19 03:59:12,170 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:59:12,171 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:59:12,171 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:59:12,171 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:59:12,176 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:11" (1/1) ... [2023-11-19 03:59:12,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:12,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:59:12,218 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:59:12,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90d648a2-e2f0-4903-8037-fd37ef2c2985/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:59:12,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:59:12,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-19 03:59:12,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-19 03:59:12,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:59:12,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:59:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2023-11-19 03:59:12,265 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2023-11-19 03:59:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-19 03:59:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2023-11-19 03:59:12,265 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2023-11-19 03:59:12,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:59:12,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:59:12,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:59:12,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:59:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:59:12,391 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:59:12,393 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation