./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC --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 5423b27090f3cf0121cc8887f927af7adf1f36a8d0cd9b6a020d1176d1eeff74 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:05:55,392 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:05:55,535 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-23 20:05:55,539 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:05:55,539 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:05:55,574 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:05:55,575 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:05:55,575 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:05:55,576 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:05:55,577 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:05:55,577 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:05:55,578 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:05:55,579 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:05:55,579 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:05:55,580 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:05:55,580 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:05:55,581 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:05:55,581 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:05:55,582 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:05:55,583 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:05:55,583 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:05:55,584 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:05:55,584 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:05:55,585 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:05:55,586 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:05:55,586 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:05:55,587 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:05:55,587 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:05:55,588 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:05:55,588 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:05:55,589 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:05:55,589 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:05:55,590 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:05:55,590 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_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5423b27090f3cf0121cc8887f927af7adf1f36a8d0cd9b6a020d1176d1eeff74 [2023-11-23 20:05:55,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:05:55,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:05:55,920 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:05:55,922 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:05:55,922 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:05:55,923 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c [2023-11-23 20:05:59,034 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:05:59,323 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:05:59,324 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c [2023-11-23 20:05:59,333 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/data/e7a234aa5/2cebb866629f4247bc2e0500c426678b/FLAGedd312530 [2023-11-23 20:05:59,348 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/data/e7a234aa5/2cebb866629f4247bc2e0500c426678b [2023-11-23 20:05:59,351 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:05:59,352 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:05:59,354 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:05:59,354 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:05:59,359 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:05:59,360 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:59" (1/1) ... [2023-11-23 20:05:59,361 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4abd85f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:59, skipping insertion in model container [2023-11-23 20:05:59,362 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:59" (1/1) ... [2023-11-23 20:05:59,389 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:05:59,558 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_797513f4-5bbf-4fda-b214-78c52445ba7b/sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c[686,699] [2023-11-23 20:05:59,606 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:59,675 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:05:59,689 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_797513f4-5bbf-4fda-b214-78c52445ba7b/sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c[686,699] [2023-11-23 20:05:59,708 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:59,795 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:05:59,795 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:59 WrapperNode [2023-11-23 20:05:59,796 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:05:59,796 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:05:59,797 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:05:59,797 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:05:59,805 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:59" (1/1) ... [2023-11-23 20:05:59,824 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:59" (1/1) ... [2023-11-23 20:05:59,880 INFO L138 Inliner]: procedures = 21, calls = 381, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 413 [2023-11-23 20:05:59,881 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:05:59,881 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:05:59,882 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:05:59,882 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:05:59,892 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:59" (1/1) ... [2023-11-23 20:05:59,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:59" (1/1) ... [2023-11-23 20:05:59,902 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:59" (1/1) ... [2023-11-23 20:05:59,902 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:59" (1/1) ... [2023-11-23 20:05:59,928 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:59" (1/1) ... [2023-11-23 20:05:59,932 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:59" (1/1) ... [2023-11-23 20:05:59,935 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:59" (1/1) ... [2023-11-23 20:05:59,938 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:59" (1/1) ... [2023-11-23 20:05:59,943 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:05:59,944 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:05:59,944 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:05:59,945 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:05:59,946 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:59" (1/1) ... [2023-11-23 20:05:59,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:05:59,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:05:59,991 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:06:00,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:06:00,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:06:00,063 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2023-11-23 20:06:00,063 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2023-11-23 20:06:00,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:06:00,063 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2023-11-23 20:06:00,064 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2023-11-23 20:06:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2023-11-23 20:06:00,065 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2023-11-23 20:06:00,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-23 20:06:00,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:06:00,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:06:00,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-23 20:06:00,228 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:06:00,231 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:06:00,681 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:06:00,763 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:06:00,763 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:06:00,765 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:06:00 BoogieIcfgContainer [2023-11-23 20:06:00,765 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:06:00,766 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:06:00,766 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:06:00,777 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:06:00,777 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:06:00" (1/1) ... [2023-11-23 20:06:00,786 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:06:00,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:00,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2023-11-23 20:06:00,844 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2023-11-23 20:06:00,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:06:00,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:00,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:01,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:06:01,070 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:06:01,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:06:01,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:06:01,397 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:06:01,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:06:01,476 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-23 20:06:01,527 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret6 could not be translated [2023-11-23 20:06:01,529 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret9 could not be translated [2023-11-23 20:06:01,529 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret11 could not be translated [2023-11-23 20:06:01,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:06:01 ImpRootNode [2023-11-23 20:06:01,541 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:06:01,544 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:06:01,544 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:06:01,544 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:06:01,545 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:06:00" (3/4) ... [2023-11-23 20:06:01,547 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:06:01,548 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:06:01,550 INFO L158 Benchmark]: Toolchain (without parser) took 2197.06ms. Allocated memory is still 148.9MB. Free memory was 117.1MB in the beginning and 50.6MB in the end (delta: 66.5MB). Peak memory consumption was 63.0MB. Max. memory is 16.1GB. [2023-11-23 20:06:01,551 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 90.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:06:01,551 INFO L158 Benchmark]: CACSL2BoogieTranslator took 442.23ms. Allocated memory is still 148.9MB. Free memory was 117.1MB in the beginning and 96.9MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-23 20:06:01,553 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.41ms. Allocated memory is still 148.9MB. Free memory was 96.9MB in the beginning and 91.9MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:06:01,553 INFO L158 Benchmark]: Boogie Preprocessor took 62.00ms. Allocated memory is still 148.9MB. Free memory was 91.9MB in the beginning and 88.5MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:06:01,554 INFO L158 Benchmark]: RCFGBuilder took 820.80ms. Allocated memory is still 148.9MB. Free memory was 88.5MB in the beginning and 90.5MB in the end (delta: -1.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:06:01,556 INFO L158 Benchmark]: CodeCheck took 775.75ms. Allocated memory is still 148.9MB. Free memory was 90.5MB in the beginning and 50.6MB in the end (delta: 39.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-23 20:06:01,556 INFO L158 Benchmark]: Witness Printer took 5.07ms. Allocated memory is still 148.9MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:06:01,566 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 4 procedures, 31 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 17]: 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 to_int at line 121, overapproximation of someUnaryDOUBLEoperation at line 130, overapproximation of someBinaryArithmeticDOUBLEoperation at line 120, overapproximation of someBinaryDOUBLEComparisonOperation at line 156, overapproximation of to_real at line 122. Possible FailurePath: [L20-L112] const double T[362] = { 0.00000000000000, 0.01745240643728, 0.03489949670250, 0.05233595624294, 0.06975647374413, 0.08715574274766, 0.10452846326765, 0.12186934340515, 0.13917310096007, 0.15643446504023, 0.17364817766693, 0.19080899537654, 0.20791169081776, 0.22495105434386, 0.24192189559967, 0.25881904510252, 0.27563735581700, 0.29237170472274, 0.30901699437495, 0.32556815445716, 0.34202014332567, 0.35836794954530, 0.37460659341591, 0.39073112848927, 0.40673664307580, 0.42261826174070, 0.43837114678908, 0.45399049973955, 0.46947156278589, 0.48480962024634, 0.50000000000000, 0.51503807491005, 0.52991926423320, 0.54463903501503, 0.55919290347075, 0.57357643635105, 0.58778525229247, 0.60181502315205, 0.61566147532566, 0.62932039104984, 0.64278760968654, 0.65605902899051, 0.66913060635886, 0.68199836006250, 0.69465837045900, 0.70710678118655, 0.71933980033865, 0.73135370161917, 0.74314482547739, 0.75470958022277, 0.76604444311898, 0.77714596145697, 0.78801075360672, 0.79863551004729, 0.80901699437495, 0.81915204428899, 0.82903757255504, 0.83867056794542, 0.84804809615643, 0.85716730070211, 0.86602540378444, 0.87461970713940, 0.88294759285893, 0.89100652418837, 0.89879404629917, 0.90630778703665, 0.91354545764260, 0.92050485345244, 0.92718385456679, 0.93358042649720, 0.93969262078591, 0.94551857559932, 0.95105651629515, 0.95630475596304, 0.96126169593832, 0.96592582628907, 0.97029572627600, 0.97437006478524, 0.97814760073381, 0.98162718344766, 0.98480775301221, 0.98768834059514, 0.99026806874157, 0.99254615164132, 0.99452189536827, 0.99619469809175, 0.99756405025982, 0.99862953475457, 0.99939082701910, 0.99984769515639, 1.00000000000000, 0.99984769515639, 0.99939082701910, 0.99862953475457, 0.99756405025982, 0.99619469809175, 0.99452189536827, 0.99254615164132, 0.99026806874157, 0.98768834059514, 0.98480775301221, 0.98162718344766, 0.97814760073381, 0.97437006478524, 0.97029572627600, 0.96592582628907, 0.96126169593832, 0.95630475596304, 0.95105651629515, 0.94551857559932, 0.93969262078591, 0.93358042649720, 0.92718385456679, 0.92050485345244, 0.91354545764260, 0.90630778703665, 0.89879404629917, 0.89100652418837, 0.88294759285893, 0.87461970713940, 0.86602540378444, 0.85716730070211, 0.84804809615643, 0.83867056794542, 0.82903757255504, 0.81915204428899, 0.80901699437495, 0.79863551004729, 0.78801075360672, 0.77714596145697, 0.76604444311898, 0.75470958022277, 0.74314482547739, 0.73135370161917, 0.71933980033865, 0.70710678118655, 0.69465837045900, 0.68199836006250, 0.66913060635886, 0.65605902899051, 0.64278760968654, 0.62932039104984, 0.61566147532566, 0.60181502315205, 0.58778525229247, 0.57357643635105, 0.55919290347075, 0.54463903501503, 0.52991926423320, 0.51503807491005, 0.50000000000000, 0.48480962024634, 0.46947156278589, 0.45399049973955, 0.43837114678908, 0.42261826174070, 0.40673664307580, 0.39073112848927, 0.37460659341591, 0.35836794954530, 0.34202014332567, 0.32556815445716, 0.30901699437495, 0.29237170472274, 0.27563735581700, 0.25881904510252, 0.24192189559967, 0.22495105434387, 0.20791169081776, 0.19080899537654, 0.17364817766693, 0.15643446504023, 0.13917310096007, 0.12186934340515, 0.10452846326765, 0.08715574274766, 0.06975647374413, 0.05233595624294, 0.03489949670250, 0.01745240643728, 0.00000000000000, -0.01745240643728, -0.03489949670250, -0.05233595624294, -0.06975647374412, -0.08715574274766, -0.10452846326765, -0.12186934340515, -0.13917310096007, -0.15643446504023, -0.17364817766693, -0.19080899537654, -0.20791169081776, -0.22495105434386, -0.24192189559967, -0.25881904510252, -0.27563735581700, -0.29237170472274, -0.30901699437495, -0.32556815445716, -0.34202014332567, -0.35836794954530, -0.37460659341591, -0.39073112848927, -0.40673664307580, -0.42261826174070, -0.43837114678908, -0.45399049973955, -0.46947156278589, -0.48480962024634, -0.50000000000000, -0.51503807491005, -0.52991926423320, -0.54463903501503, -0.55919290347075, -0.57357643635105, -0.58778525229247, -0.60181502315205, -0.61566147532566, -0.62932039104984, -0.64278760968654, -0.65605902899051, -0.66913060635886, -0.68199836006250, -0.69465837045900, -0.70710678118655, -0.71933980033865, -0.73135370161917, -0.74314482547739, -0.75470958022277, -0.76604444311898, -0.77714596145697, -0.78801075360672, -0.79863551004729, -0.80901699437495, -0.81915204428899, -0.82903757255504, -0.83867056794542, -0.84804809615643, -0.85716730070211, -0.86602540378444, -0.87461970713940, -0.88294759285893, -0.89100652418837, -0.89879404629917, -0.90630778703665, -0.91354545764260, -0.92050485345244, -0.92718385456679, -0.93358042649720, -0.93969262078591, -0.94551857559932, -0.95105651629515, -0.95630475596304, -0.96126169593832, -0.96592582628907, -0.97029572627600, -0.97437006478524, -0.97814760073381, -0.98162718344766, -0.98480775301221, -0.98768834059514, -0.99026806874157, -0.99254615164132, -0.99452189536827, -0.99619469809175, -0.99756405025982, -0.99862953475457, -0.99939082701910, -0.99984769515639, -1.00000000000000, -0.99984769515639, -0.99939082701910, -0.99862953475457, -0.99756405025982, -0.99619469809175, -0.99452189536827, -0.99254615164132, -0.99026806874157, -0.98768834059514, -0.98480775301221, -0.98162718344766, -0.97814760073381, -0.97437006478524, -0.97029572627600, -0.96592582628907, -0.96126169593832, -0.95630475596304, -0.95105651629515, -0.94551857559932, -0.93969262078591, -0.93358042649720, -0.92718385456679, -0.92050485345244, -0.91354545764260, -0.90630778703665, -0.89879404629917, -0.89100652418837, -0.88294759285893, -0.87461970713940, -0.86602540378444, -0.85716730070211, -0.84804809615643, -0.83867056794542, -0.82903757255504, -0.81915204428899, -0.80901699437495, -0.79863551004729, -0.78801075360672, -0.77714596145697, -0.76604444311898, -0.75470958022277, -0.74314482547739, -0.73135370161917, -0.71933980033865, -0.70710678118655, -0.69465837045900, -0.68199836006250, -0.66913060635886, -0.65605902899051, -0.64278760968654, -0.62932039104984, -0.61566147532566, -0.60181502315205, -0.58778525229247, -0.57357643635105, -0.55919290347075, -0.54463903501503, -0.52991926423321, -0.51503807491005, -0.50000000000000, -0.48480962024634, -0.46947156278589, -0.45399049973955, -0.43837114678908, -0.42261826174070, -0.40673664307580, -0.39073112848927, -0.37460659341591, -0.35836794954530, -0.34202014332567, -0.32556815445716, -0.30901699437495, -0.29237170472274, -0.27563735581700, -0.25881904510252, -0.24192189559967, -0.22495105434387, -0.20791169081776, -0.19080899537654, -0.17364817766693, -0.15643446504023, -0.13917310096007, -0.12186934340515, -0.10452846326765, -0.08715574274766, -0.06975647374413, -0.05233595624294, -0.03489949670250, -0.01745240643728, 0, 0 }; [L148] double a, aa, r; [L150] a = -720 VAL [T={4:0}] [L150] COND TRUE a <= 720 [L151] aa = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not(aa >= a+0.1 && aa <= a+0.9) [L15] COND FALSE !(!cond) [L152] RET assume_abort_if_not(aa >= a+0.1 && aa <= a+0.9) [L154] CALL, EXPR SIN(aa) [L142] COND FALSE !(x<0) VAL [T={4:0}, \old(x)=2, x=2] [L143] CALL, EXPR SIN_POS(x) VAL [T={4:0}, \old(x)=2] [L136] COND FALSE !(x>180) VAL [T={4:0}, \old(x)=2, x=2] [L137] CALL, EXPR SIN_180(x) VAL [T={4:0}, \old(x)=2] [L130] COND TRUE x<0 VAL [T={4:0}, \old(x)=2, x=2] [L130] CALL, EXPR SIN_0_180(-x) VAL [T={4:0}] [L117] double dx, i_dx, v_inf; [L118] double v_sup; [L119] int i; [L120] dx = 2*x [L121] i = dx [L122] i_dx = i [L123] EXPR T[i] [L123] v_inf = T[i] [L124] EXPR T[i+1] [L124] v_sup = T[i+1] [L125] return v_inf + (dx - i_dx) * (v_sup - v_inf); [L130] RET, EXPR SIN_0_180(-x) VAL [T={4:0}, \old(x)=2, x=2] [L130] return -SIN_0_180(-x); [L137] RET, EXPR SIN_180(x) VAL [T={4:0}, \old(x)=2, x=2] [L137] return SIN_180(x); [L143] RET, EXPR SIN_POS(x) VAL [T={4:0}, \old(x)=2, x=2] [L143] return SIN_POS(x); [L154] RET, EXPR SIN(aa) [L154] r = SIN(aa) [L156] CALL __VERIFIER_assert(r >= -1.1 && r <= 1.1) [L17] COND TRUE !(cond) VAL [T={4:0}, \old(cond)=0, cond=0] [L17] reach_error() VAL [T={4:0}, \old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 90.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 442.23ms. Allocated memory is still 148.9MB. Free memory was 117.1MB in the beginning and 96.9MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.41ms. Allocated memory is still 148.9MB. Free memory was 96.9MB in the beginning and 91.9MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.00ms. Allocated memory is still 148.9MB. Free memory was 91.9MB in the beginning and 88.5MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 820.80ms. Allocated memory is still 148.9MB. Free memory was 88.5MB in the beginning and 90.5MB in the end (delta: -1.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 775.75ms. Allocated memory is still 148.9MB. Free memory was 90.5MB in the beginning and 50.6MB in the end (delta: 39.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Witness Printer took 5.07ms. Allocated memory is still 148.9MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret9 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret11 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 [2023-11-23 20:06:01,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC --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 5423b27090f3cf0121cc8887f927af7adf1f36a8d0cd9b6a020d1176d1eeff74 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:06:04,373 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:06:04,503 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-23 20:06:04,552 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:06:04,553 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:06:04,553 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:06:04,554 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:06:04,555 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:06:04,556 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:06:04,561 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:06:04,562 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:06:04,562 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:06:04,563 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:06:04,564 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:06:04,565 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:06:04,565 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:06:04,565 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:06:04,566 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:06:04,566 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:06:04,567 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:06:04,568 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:06:04,568 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:06:04,569 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:06:04,569 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:06:04,570 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:06:04,570 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:06:04,570 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:06:04,571 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:06:04,571 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:06:04,572 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:06:04,573 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:06:04,573 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:06:04,574 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:06:04,574 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:06:04,574 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:06:04,575 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:06:04,575 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:06:04,575 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_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5423b27090f3cf0121cc8887f927af7adf1f36a8d0cd9b6a020d1176d1eeff74 [2023-11-23 20:06:05,019 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:06:05,046 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:06:05,050 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:06:05,052 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:06:05,052 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:06:05,054 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c [2023-11-23 20:06:08,086 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:06:08,368 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:06:08,369 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c [2023-11-23 20:06:08,378 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/data/84331117b/18c3535904794b6895c73436cf1318e0/FLAGaa855ca58 [2023-11-23 20:06:08,392 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/data/84331117b/18c3535904794b6895c73436cf1318e0 [2023-11-23 20:06:08,395 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:06:08,396 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:06:08,397 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:06:08,398 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:06:08,403 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:06:08,403 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:06:08" (1/1) ... [2023-11-23 20:06:08,405 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@588b8618 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:08, skipping insertion in model container [2023-11-23 20:06:08,405 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:06:08" (1/1) ... [2023-11-23 20:06:08,434 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:06:08,590 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_797513f4-5bbf-4fda-b214-78c52445ba7b/sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c[686,699] [2023-11-23 20:06:08,634 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:06:08,722 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:06:08,738 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_797513f4-5bbf-4fda-b214-78c52445ba7b/sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c[686,699] [2023-11-23 20:06:08,765 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:06:08,898 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:06:08,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:08 WrapperNode [2023-11-23 20:06:08,899 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:06:08,900 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:06:08,900 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:06:08,901 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:06:08,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:08" (1/1) ... [2023-11-23 20:06:08,945 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:08" (1/1) ... [2023-11-23 20:06:09,036 INFO L138 Inliner]: procedures = 22, calls = 381, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 414 [2023-11-23 20:06:09,041 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:06:09,042 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:06:09,043 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:06:09,043 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:06:09,054 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:08" (1/1) ... [2023-11-23 20:06:09,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:08" (1/1) ... [2023-11-23 20:06:09,078 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:08" (1/1) ... [2023-11-23 20:06:09,080 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:08" (1/1) ... [2023-11-23 20:06:09,141 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:08" (1/1) ... [2023-11-23 20:06:09,145 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:08" (1/1) ... [2023-11-23 20:06:09,152 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:08" (1/1) ... [2023-11-23 20:06:09,161 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:08" (1/1) ... [2023-11-23 20:06:09,169 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:06:09,174 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:06:09,175 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:06:09,175 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:06:09,176 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:08" (1/1) ... [2023-11-23 20:06:09,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:06:09,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:06:09,209 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:06:09,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:06:09,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:06:09,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-23 20:06:09,258 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2023-11-23 20:06:09,258 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2023-11-23 20:06:09,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:06:09,259 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2023-11-23 20:06:09,259 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2023-11-23 20:06:09,259 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2023-11-23 20:06:09,259 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2023-11-23 20:06:09,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-23 20:06:09,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:06:09,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:06:09,373 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:06:09,377 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:06:21,538 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:06:22,004 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:06:22,005 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:06:22,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:06:22 BoogieIcfgContainer [2023-11-23 20:06:22,007 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:06:22,008 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:06:22,008 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:06:22,018 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:06:22,019 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:06:22" (1/1) ... [2023-11-23 20:06:22,028 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:06:22,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:22,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2023-11-23 20:06:22,084 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2023-11-23 20:06:22,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:06:22,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:22,090 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:06:22,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:06:22,094 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:06:22,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-23 20:06:35,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:35,023 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:06:37,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:37,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 1142 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:06:37,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:38,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:38,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797513f4-5bbf-4fda-b214-78c52445ba7b/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:06:51,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 20:07:01,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.79s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []