./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 527bcce2 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_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2 --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-527bcce [2023-11-21 18:41:47,465 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:41:47,582 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-21 18:41:47,590 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:41:47,591 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:41:47,628 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:41:47,629 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:41:47,630 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:41:47,631 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:41:47,636 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:41:47,637 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:41:47,638 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:41:47,638 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:41:47,640 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:41:47,640 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:41:47,641 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:41:47,641 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:41:47,642 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:41:47,642 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:41:47,642 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:41:47,643 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:41:47,643 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:41:47,644 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:41:47,645 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:41:47,645 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:41:47,646 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:41:47,646 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:47,647 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:41:47,647 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:41:47,647 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:41:47,649 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:41:47,649 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:41:47,649 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:41:47,649 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_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5423b27090f3cf0121cc8887f927af7adf1f36a8d0cd9b6a020d1176d1eeff74 [2023-11-21 18:41:47,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:41:47,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:41:47,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:41:47,966 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:41:47,966 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:41:47,968 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c [2023-11-21 18:41:51,145 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:41:51,376 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:41:51,377 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c [2023-11-21 18:41:51,387 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/data/d8cbba97e/76ceca4831964fd0b6cc74ab2b502ad5/FLAG64e7cb415 [2023-11-21 18:41:51,405 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/data/d8cbba97e/76ceca4831964fd0b6cc74ab2b502ad5 [2023-11-21 18:41:51,416 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:41:51,418 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:41:51,419 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:51,419 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:41:51,425 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:41:51,426 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:51,427 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9e29750 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51, skipping insertion in model container [2023-11-21 18:41:51,427 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:51,457 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:41:51,630 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_51cc2488-ee67-4508-8adc-0055582386af/sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c[686,699] [2023-11-21 18:41:51,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:51,807 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:41:51,830 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_51cc2488-ee67-4508-8adc-0055582386af/sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c[686,699] [2023-11-21 18:41:51,873 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:51,950 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:41:51,951 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51 WrapperNode [2023-11-21 18:41:51,951 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:51,953 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:51,953 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:41:51,953 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:41:51,967 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:52,000 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:52,085 INFO L138 Inliner]: procedures = 21, calls = 381, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 413 [2023-11-21 18:41:52,085 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:52,086 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:41:52,087 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:41:52,087 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:41:52,101 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:52,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:52,119 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:52,125 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:52,161 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:52,176 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:52,180 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:52,183 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:52,188 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:41:52,196 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:41:52,196 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:41:52,196 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:41:52,201 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:52,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:52,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:41:52,241 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:41:52,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:41:52,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:41:52,284 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2023-11-21 18:41:52,284 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2023-11-21 18:41:52,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:41:52,284 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2023-11-21 18:41:52,285 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2023-11-21 18:41:52,285 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2023-11-21 18:41:52,285 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2023-11-21 18:41:52,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-21 18:41:52,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:41:52,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:41:52,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-21 18:41:52,373 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:41:52,376 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:41:52,914 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:41:53,000 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:41:53,001 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:41:53,003 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:53 BoogieIcfgContainer [2023-11-21 18:41:53,003 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:41:53,004 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:41:53,004 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:41:53,016 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:41:53,016 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:53" (1/1) ... [2023-11-21 18:41:53,026 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:41:53,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:53,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2023-11-21 18:41:53,093 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2023-11-21 18:41:53,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:41:53,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:53,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:53,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:41:53,320 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:41:53,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:41:53,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:41:53,624 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:41:53,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:41:53,686 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-21 18:41:53,734 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret6 could not be translated [2023-11-21 18:41:53,735 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret9 could not be translated [2023-11-21 18:41:53,736 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret10 could not be translated [2023-11-21 18:41:53,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:41:53 ImpRootNode [2023-11-21 18:41:53,745 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:41:53,748 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:41:53,748 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:41:53,749 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:41:53,749 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:53" (3/4) ... [2023-11-21 18:41:53,753 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 18:41:53,754 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:41:53,756 INFO L158 Benchmark]: Toolchain (without parser) took 2337.20ms. Allocated memory is still 136.3MB. Free memory was 91.9MB in the beginning and 46.1MB in the end (delta: 45.7MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. [2023-11-21 18:41:53,756 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:41:53,757 INFO L158 Benchmark]: CACSL2BoogieTranslator took 532.74ms. Allocated memory is still 136.3MB. Free memory was 91.5MB in the beginning and 71.6MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 18:41:53,758 INFO L158 Benchmark]: Boogie Procedure Inliner took 132.84ms. Allocated memory is still 136.3MB. Free memory was 71.6MB in the beginning and 67.1MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:41:53,759 INFO L158 Benchmark]: Boogie Preprocessor took 102.05ms. Allocated memory is still 136.3MB. Free memory was 66.8MB in the beginning and 63.3MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:41:53,760 INFO L158 Benchmark]: RCFGBuilder took 807.64ms. Allocated memory is still 136.3MB. Free memory was 63.3MB in the beginning and 86.8MB in the end (delta: -23.5MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2023-11-21 18:41:53,761 INFO L158 Benchmark]: CodeCheck took 740.96ms. Allocated memory is still 136.3MB. Free memory was 86.8MB in the beginning and 46.2MB in the end (delta: 40.7MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-21 18:41:53,762 INFO L158 Benchmark]: Witness Printer took 5.76ms. Allocated memory is still 136.3MB. Free memory was 46.2MB in the beginning and 46.1MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:41:53,773 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: 0.6s, 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, 0.1s 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 142, 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 TRUE x<0 VAL [T={4:0}, \old(x)=2, x=2] [L142] CALL, EXPR SIN_POS(-x) VAL [T={4:0}] [L136] COND FALSE !(x>180) VAL [T={4:0}, \old(x)=3, x=3] [L137] CALL, EXPR SIN_180(x) VAL [T={4:0}, \old(x)=3] [L130] COND TRUE x<0 VAL [T={4:0}, \old(x)=3, x=3] [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)=3, x=3] [L130] return -SIN_0_180(-x); [L137] RET, EXPR SIN_180(x) VAL [T={4:0}, \old(x)=3, x=3] [L137] return SIN_180(x); [L142] RET, EXPR SIN_POS(-x) VAL [T={4:0}, \old(x)=2, x=2] [L142] 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 0.34ms. Allocated memory is still 111.1MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 532.74ms. Allocated memory is still 136.3MB. Free memory was 91.5MB in the beginning and 71.6MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 132.84ms. Allocated memory is still 136.3MB. Free memory was 71.6MB in the beginning and 67.1MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 102.05ms. Allocated memory is still 136.3MB. Free memory was 66.8MB in the beginning and 63.3MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 807.64ms. Allocated memory is still 136.3MB. Free memory was 63.3MB in the beginning and 86.8MB in the end (delta: -23.5MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. * CodeCheck took 740.96ms. Allocated memory is still 136.3MB. Free memory was 86.8MB in the beginning and 46.2MB in the end (delta: 40.7MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Witness Printer took 5.76ms. Allocated memory is still 136.3MB. Free memory was 46.2MB in the beginning and 46.1MB in the end (delta: 2.7kB). 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~ret10 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 [2023-11-21 18:41:53,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2 --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-527bcce [2023-11-21 18:41:56,653 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:41:56,791 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-21 18:41:56,844 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:41:56,845 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:41:56,846 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:41:56,847 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:41:56,848 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:41:56,849 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:41:56,854 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:41:56,855 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:41:56,855 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:41:56,856 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:41:56,858 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:41:56,858 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:41:56,859 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:41:56,859 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:41:56,860 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:41:56,860 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:41:56,861 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:41:56,861 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:41:56,862 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:41:56,862 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:41:56,863 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:41:56,863 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:41:56,864 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:41:56,864 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:41:56,865 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:41:56,865 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:56,866 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:41:56,867 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:41:56,867 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:41:56,867 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:41:56,868 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:41:56,868 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:41:56,868 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:41:56,869 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:41:56,869 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_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5423b27090f3cf0121cc8887f927af7adf1f36a8d0cd9b6a020d1176d1eeff74 [2023-11-21 18:41:57,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:41:57,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:41:57,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:41:57,382 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:41:57,383 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:41:57,385 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c [2023-11-21 18:42:00,469 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:42:00,754 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:42:00,754 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c [2023-11-21 18:42:00,764 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/data/b6815a3bd/181cdb5520e8482b9fea45099de2a9b6/FLAGa0bc4753b [2023-11-21 18:42:00,780 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/data/b6815a3bd/181cdb5520e8482b9fea45099de2a9b6 [2023-11-21 18:42:00,783 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:42:00,785 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:42:00,786 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:42:00,787 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:42:00,792 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:42:00,793 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:42:00" (1/1) ... [2023-11-21 18:42:00,794 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4903572 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:00, skipping insertion in model container [2023-11-21 18:42:00,795 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:42:00" (1/1) ... [2023-11-21 18:42:00,828 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:42:01,003 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_51cc2488-ee67-4508-8adc-0055582386af/sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c[686,699] [2023-11-21 18:42:01,085 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:42:01,195 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:42:01,212 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_51cc2488-ee67-4508-8adc-0055582386af/sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c[686,699] [2023-11-21 18:42:01,253 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:42:01,375 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:42:01,376 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:01 WrapperNode [2023-11-21 18:42:01,376 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:42:01,377 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:42:01,377 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:42:01,378 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:42:01,386 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:01" (1/1) ... [2023-11-21 18:42:01,422 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:01" (1/1) ... [2023-11-21 18:42:01,504 INFO L138 Inliner]: procedures = 22, calls = 381, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 414 [2023-11-21 18:42:01,504 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:42:01,505 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:42:01,505 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:42:01,506 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:42:01,516 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:01" (1/1) ... [2023-11-21 18:42:01,517 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:01" (1/1) ... [2023-11-21 18:42:01,542 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:01" (1/1) ... [2023-11-21 18:42:01,543 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:01" (1/1) ... [2023-11-21 18:42:01,588 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:01" (1/1) ... [2023-11-21 18:42:01,592 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:01" (1/1) ... [2023-11-21 18:42:01,601 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:01" (1/1) ... [2023-11-21 18:42:01,614 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:01" (1/1) ... [2023-11-21 18:42:01,621 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:42:01,625 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:42:01,625 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:42:01,625 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:42:01,626 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:01" (1/1) ... [2023-11-21 18:42:01,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:42:01,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:42:01,660 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:42:01,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:42:01,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:42:01,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-21 18:42:01,712 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2023-11-21 18:42:01,713 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2023-11-21 18:42:01,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:42:01,713 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2023-11-21 18:42:01,713 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2023-11-21 18:42:01,713 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2023-11-21 18:42:01,714 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2023-11-21 18:42:01,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-21 18:42:01,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:42:01,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:42:01,846 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:42:01,850 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:42:14,384 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:42:15,927 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:42:15,927 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:42:15,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:42:15 BoogieIcfgContainer [2023-11-21 18:42:15,929 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:42:15,931 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:42:15,931 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:42:15,942 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:42:15,942 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:42:15" (1/1) ... [2023-11-21 18:42:15,952 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:42:16,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:16,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2023-11-21 18:42:16,024 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2023-11-21 18:42:16,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:42:16,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:16,032 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:42:16,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:42:16,036 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:42:16,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51cc2488-ee67-4508-8adc-0055582386af/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process