./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 a0165632 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_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5423b27090f3cf0121cc8887f927af7adf1f36a8d0cd9b6a020d1176d1eeff74 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 16:37:05,932 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 16:37:06,030 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 16:37:06,037 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 16:37:06,037 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 16:37:06,076 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 16:37:06,077 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 16:37:06,077 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 16:37:06,079 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 16:37:06,082 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 16:37:06,082 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 16:37:06,083 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 16:37:06,085 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 16:37:06,087 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 16:37:06,088 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 16:37:06,089 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 16:37:06,089 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 16:37:06,090 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 16:37:06,090 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 16:37:06,091 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 16:37:06,091 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 16:37:06,097 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 16:37:06,098 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 16:37:06,098 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 16:37:06,099 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 16:37:06,099 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 16:37:06,100 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 16:37:06,100 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 16:37:06,101 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 16:37:06,102 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 16:37:06,102 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 16:37:06,104 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 16:37:06,104 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:37:06,105 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 16:37:06,106 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 16:37:06,106 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 16:37:06,107 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 16:37:06,107 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 16:37:06,107 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 16:37:06,108 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 16:37:06,108 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 16:37:06,109 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 16:37:06,109 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5423b27090f3cf0121cc8887f927af7adf1f36a8d0cd9b6a020d1176d1eeff74 [2024-11-08 16:37:06,586 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 16:37:06,631 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 16:37:06,635 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 16:37:06,637 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 16:37:06,638 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 16:37:06,640 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c Unable to find full path for "g++" [2024-11-08 16:37:09,172 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 16:37:09,434 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 16:37:09,435 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c [2024-11-08 16:37:09,451 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/data/94903f1f6/292658b5af3a4382800fb8e7f33a22b0/FLAG5daa420e7 [2024-11-08 16:37:09,478 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/data/94903f1f6/292658b5af3a4382800fb8e7f33a22b0 [2024-11-08 16:37:09,481 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 16:37:09,485 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 16:37:09,524 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 16:37:09,524 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 16:37:09,539 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 16:37:09,540 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:37:09" (1/1) ... [2024-11-08 16:37:09,543 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e56611b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:37:09, skipping insertion in model container [2024-11-08 16:37:09,545 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:37:09" (1/1) ... [2024-11-08 16:37:09,582 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 16:37:09,859 WARN L250 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_b45d9558-1c00-46c9-accb-f65cb1a6a178/sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c[686,699] [2024-11-08 16:37:09,899 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:37:09,976 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 16:37:09,989 WARN L250 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_b45d9558-1c00-46c9-accb-f65cb1a6a178/sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c[686,699] [2024-11-08 16:37:10,006 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:37:10,067 INFO L204 MainTranslator]: Completed translation [2024-11-08 16:37:10,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:37:10 WrapperNode [2024-11-08 16:37:10,068 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 16:37:10,070 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 16:37:10,070 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 16:37:10,070 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 16:37:10,082 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:37:10" (1/1) ... [2024-11-08 16:37:10,112 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:37:10" (1/1) ... [2024-11-08 16:37:10,194 INFO L138 Inliner]: procedures = 21, calls = 381, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 413 [2024-11-08 16:37:10,195 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 16:37:10,196 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 16:37:10,196 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 16:37:10,197 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 16:37:10,218 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:37:10" (1/1) ... [2024-11-08 16:37:10,219 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:37:10" (1/1) ... [2024-11-08 16:37:10,231 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:37:10" (1/1) ... [2024-11-08 16:37:10,240 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2024-11-08 16:37:10,241 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:37:10" (1/1) ... [2024-11-08 16:37:10,241 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:37:10" (1/1) ... [2024-11-08 16:37:10,264 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:37:10" (1/1) ... [2024-11-08 16:37:10,268 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:37:10" (1/1) ... [2024-11-08 16:37:10,271 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:37:10" (1/1) ... [2024-11-08 16:37:10,274 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:37:10" (1/1) ... [2024-11-08 16:37:10,279 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 16:37:10,280 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 16:37:10,280 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 16:37:10,280 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 16:37:10,281 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:37:10" (1/1) ... [2024-11-08 16:37:10,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:37:10,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:37:10,365 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 16:37:10,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 16:37:10,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 16:37:10,408 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2024-11-08 16:37:10,410 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2024-11-08 16:37:10,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 16:37:10,410 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2024-11-08 16:37:10,410 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2024-11-08 16:37:10,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-08 16:37:10,411 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2024-11-08 16:37:10,411 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2024-11-08 16:37:10,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-08 16:37:10,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 16:37:10,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 16:37:10,557 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 16:37:10,560 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 16:37:19,969 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-08 16:37:19,969 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 16:37:19,982 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 16:37:19,983 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 16:37:19,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:37:19 BoogieIcfgContainer [2024-11-08 16:37:19,984 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 16:37:19,986 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 16:37:19,986 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 16:37:19,990 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 16:37:19,991 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 04:37:09" (1/3) ... [2024-11-08 16:37:19,992 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61d1de06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:37:19, skipping insertion in model container [2024-11-08 16:37:19,992 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:37:10" (2/3) ... [2024-11-08 16:37:19,993 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61d1de06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:37:19, skipping insertion in model container [2024-11-08 16:37:19,993 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:37:19" (3/3) ... [2024-11-08 16:37:19,995 INFO L112 eAbstractionObserver]: Analyzing ICFG sin_interpolated_smallrange.c [2024-11-08 16:37:20,017 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 16:37:20,017 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 16:37:20,096 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 16:37:20,105 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@60f49bb3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 16:37:20,106 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 16:37:20,110 INFO L276 IsEmpty]: Start isEmpty. Operand has 39 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 29 states have internal predecessors, (36), 6 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-08 16:37:20,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 16:37:20,118 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:37:20,119 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:37:20,120 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:37:20,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:37:20,126 INFO L85 PathProgramCache]: Analyzing trace with hash 1691490267, now seen corresponding path program 1 times [2024-11-08 16:37:20,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:37:20,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711813680] [2024-11-08 16:37:20,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:37:20,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:41:15,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:41:16,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-08 16:41:16,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:41:16,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 16:41:16,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:41:16,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 16:41:16,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:41:16,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:41:16,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:41:16,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711813680] [2024-11-08 16:41:16,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711813680] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:41:16,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:41:16,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:41:16,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156853870] [2024-11-08 16:41:16,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:41:16,387 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 16:41:16,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:41:16,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 16:41:16,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 16:41:16,432 INFO L87 Difference]: Start difference. First operand has 39 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 29 states have internal predecessors, (36), 6 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-08 16:41:16,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:41:16,458 INFO L93 Difference]: Finished difference Result 76 states and 94 transitions. [2024-11-08 16:41:16,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 16:41:16,461 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 27 [2024-11-08 16:41:16,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:41:16,472 INFO L225 Difference]: With dead ends: 76 [2024-11-08 16:41:16,473 INFO L226 Difference]: Without dead ends: 35 [2024-11-08 16:41:16,478 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 16:41:16,488 INFO L432 NwaCegarLoop]: 46 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:41:16,493 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:41:16,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2024-11-08 16:41:16,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2024-11-08 16:41:16,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 25 states have (on average 1.16) internal successors, (29), 25 states have internal predecessors, (29), 6 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-08 16:41:16,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 41 transitions. [2024-11-08 16:41:16,552 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 41 transitions. Word has length 27 [2024-11-08 16:41:16,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:41:16,555 INFO L471 AbstractCegarLoop]: Abstraction has 35 states and 41 transitions. [2024-11-08 16:41:16,556 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-08 16:41:16,556 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 41 transitions. [2024-11-08 16:41:16,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 16:41:16,560 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:41:16,560 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:41:16,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 16:41:16,562 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:41:16,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:41:16,563 INFO L85 PathProgramCache]: Analyzing trace with hash -1712236227, now seen corresponding path program 1 times [2024-11-08 16:41:16,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:41:16,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252650972] [2024-11-08 16:41:16,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:41:16,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:45:31,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:45:31,826 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:45:32,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:45:32,541 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:45:32,541 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 16:45:32,544 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 16:45:32,546 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 16:45:32,551 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-08 16:45:32,596 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 16:45:32,603 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 04:45:32 BoogieIcfgContainer [2024-11-08 16:45:32,604 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 16:45:32,604 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 16:45:32,605 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 16:45:32,605 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 16:45:32,606 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:37:19" (3/4) ... [2024-11-08 16:45:32,611 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 16:45:32,612 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 16:45:32,614 INFO L158 Benchmark]: Toolchain (without parser) took 503127.78ms. Allocated memory was 157.3MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 90.1MB in the beginning and 738.8MB in the end (delta: -648.7MB). Peak memory consumption was 464.9MB. Max. memory is 16.1GB. [2024-11-08 16:45:32,615 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 157.3MB. Free memory is still 126.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:45:32,616 INFO L158 Benchmark]: CACSL2BoogieTranslator took 544.66ms. Allocated memory is still 157.3MB. Free memory was 130.5MB in the beginning and 107.3MB in the end (delta: 23.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 16:45:32,618 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.82ms. Allocated memory is still 157.3MB. Free memory was 107.3MB in the beginning and 102.5MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 16:45:32,619 INFO L158 Benchmark]: Boogie Preprocessor took 82.77ms. Allocated memory is still 157.3MB. Free memory was 102.5MB in the beginning and 98.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 16:45:32,620 INFO L158 Benchmark]: RCFGBuilder took 9704.29ms. Allocated memory was 157.3MB in the beginning and 507.5MB in the end (delta: 350.2MB). Free memory was 98.2MB in the beginning and 234.5MB in the end (delta: -136.2MB). Peak memory consumption was 221.3MB. Max. memory is 16.1GB. [2024-11-08 16:45:32,621 INFO L158 Benchmark]: TraceAbstraction took 492617.72ms. Allocated memory was 507.5MB in the beginning and 1.3GB in the end (delta: 761.3MB). Free memory was 234.5MB in the beginning and 738.8MB in the end (delta: -504.4MB). Peak memory consumption was 255.9MB. Max. memory is 16.1GB. [2024-11-08 16:45:32,625 INFO L158 Benchmark]: Witness Printer took 7.85ms. Allocated memory is still 1.3GB. Free memory is still 738.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:45:32,628 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 157.3MB. Free memory is still 126.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 544.66ms. Allocated memory is still 157.3MB. Free memory was 130.5MB in the beginning and 107.3MB in the end (delta: 23.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.82ms. Allocated memory is still 157.3MB. Free memory was 107.3MB in the beginning and 102.5MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.77ms. Allocated memory is still 157.3MB. Free memory was 102.5MB in the beginning and 98.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 9704.29ms. Allocated memory was 157.3MB in the beginning and 507.5MB in the end (delta: 350.2MB). Free memory was 98.2MB in the beginning and 234.5MB in the end (delta: -136.2MB). Peak memory consumption was 221.3MB. Max. memory is 16.1GB. * TraceAbstraction took 492617.72ms. Allocated memory was 507.5MB in the beginning and 1.3GB in the end (delta: 761.3MB). Free memory was 234.5MB in the beginning and 738.8MB in the end (delta: -504.4MB). Peak memory consumption was 255.9MB. Max. memory is 16.1GB. * Witness Printer took 7.85ms. Allocated memory is still 1.3GB. Free memory is still 738.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - 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, 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-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 }; VAL [T={4:0}] [L148] double a, aa, r; [L150] a = -720 VAL [T={4:0}] [L150] COND FALSE !(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) VAL [T={4:0}] [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}, x=3742] [L142] CALL, EXPR SIN_POS(-x) VAL [T={4:0}] [L136] COND TRUE x>180 VAL [T={4:0}, \old(x)=3783, x=3783] [L136] CALL, EXPR SIN_180(x-360.*(int)((x+180.)/360.)) VAL [T={4:0}] [L130] COND FALSE !(x<0) VAL [T={4:0}, \old(x)=3722, x=3722] [L131] CALL, EXPR SIN_0_180(x) VAL [T={4:0}, \old(x)=3722] [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); VAL [T={4:0}, \old(x)=3722] [L131] RET, EXPR SIN_0_180(x) VAL [T={4:0}, \old(x)=3722, x=3722] [L131] return SIN_0_180(x); [L136] RET, EXPR SIN_180(x-360.*(int)((x+180.)/360.)) VAL [T={4:0}, \old(x)=3783, x=3783] [L136] return SIN_180(x-360.*(int)((x+180.)/360.)); [L142] RET, EXPR SIN_POS(-x) VAL [T={4:0}, x=3742] [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}] [L17] reach_error() VAL [T={4:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 492.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 46 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 46 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=39occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 3.0s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 54 NumberOfCodeBlocks, 54 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 26 ConstructedInterpolants, 0 QuantifiedInterpolants, 26 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 16:45:32,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5423b27090f3cf0121cc8887f927af7adf1f36a8d0cd9b6a020d1176d1eeff74 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 16:45:35,659 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 16:45:35,786 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 16:45:35,795 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 16:45:35,796 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 16:45:35,847 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 16:45:35,848 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 16:45:35,849 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 16:45:35,850 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 16:45:35,852 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 16:45:35,854 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 16:45:35,854 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 16:45:35,855 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 16:45:35,856 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 16:45:35,856 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 16:45:35,857 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 16:45:35,862 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 16:45:35,862 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 16:45:35,863 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 16:45:35,863 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 16:45:35,864 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 16:45:35,865 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 16:45:35,866 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 16:45:35,867 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 16:45:35,867 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 16:45:35,868 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 16:45:35,868 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 16:45:35,869 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 16:45:35,869 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 16:45:35,870 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 16:45:35,871 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 16:45:35,872 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 16:45:35,873 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 16:45:35,873 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 16:45:35,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:45:35,875 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 16:45:35,875 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 16:45:35,876 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 16:45:35,877 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 16:45:35,877 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 16:45:35,878 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 16:45:35,881 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 16:45:35,881 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 16:45:35,882 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 16:45:35,882 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5423b27090f3cf0121cc8887f927af7adf1f36a8d0cd9b6a020d1176d1eeff74 [2024-11-08 16:45:36,417 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 16:45:36,455 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 16:45:36,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 16:45:36,460 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 16:45:36,461 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 16:45:36,463 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c Unable to find full path for "g++" [2024-11-08 16:45:38,664 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 16:45:38,976 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 16:45:38,977 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c [2024-11-08 16:45:38,991 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/data/7a8518bea/004212433cf0458c92fdf398a9d0f0ea/FLAG45a1d8cc8 [2024-11-08 16:45:39,023 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/data/7a8518bea/004212433cf0458c92fdf398a9d0f0ea [2024-11-08 16:45:39,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 16:45:39,031 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 16:45:39,035 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 16:45:39,035 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 16:45:39,047 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 16:45:39,048 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:45:39" (1/1) ... [2024-11-08 16:45:39,050 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40898bf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:45:39, skipping insertion in model container [2024-11-08 16:45:39,050 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:45:39" (1/1) ... [2024-11-08 16:45:39,098 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 16:45:39,406 WARN L250 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_b45d9558-1c00-46c9-accb-f65cb1a6a178/sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c[686,699] [2024-11-08 16:45:39,500 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:45:39,630 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 16:45:39,647 WARN L250 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_b45d9558-1c00-46c9-accb-f65cb1a6a178/sv-benchmarks/c/float-benchs/sin_interpolated_smallrange.c[686,699] [2024-11-08 16:45:39,672 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:45:39,809 INFO L204 MainTranslator]: Completed translation [2024-11-08 16:45:39,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:45:39 WrapperNode [2024-11-08 16:45:39,824 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 16:45:39,825 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 16:45:39,826 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 16:45:39,826 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 16:45:39,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:45:39" (1/1) ... [2024-11-08 16:45:39,893 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:45:39" (1/1) ... [2024-11-08 16:45:39,970 INFO L138 Inliner]: procedures = 22, calls = 381, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 414 [2024-11-08 16:45:39,974 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 16:45:39,975 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 16:45:39,975 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 16:45:39,976 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 16:45:39,991 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:45:39" (1/1) ... [2024-11-08 16:45:39,991 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:45:39" (1/1) ... [2024-11-08 16:45:40,011 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:45:39" (1/1) ... [2024-11-08 16:45:40,059 INFO L175 MemorySlicer]: Split 367 memory accesses to 2 slices as follows [2, 365]. 99 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 363 writes are split as follows [0, 363]. [2024-11-08 16:45:40,059 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:45:39" (1/1) ... [2024-11-08 16:45:40,060 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:45:39" (1/1) ... [2024-11-08 16:45:40,113 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:45:39" (1/1) ... [2024-11-08 16:45:40,120 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:45:39" (1/1) ... [2024-11-08 16:45:40,124 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:45:39" (1/1) ... [2024-11-08 16:45:40,128 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:45:39" (1/1) ... [2024-11-08 16:45:40,135 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 16:45:40,136 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 16:45:40,136 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 16:45:40,136 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 16:45:40,137 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:45:39" (1/1) ... [2024-11-08 16:45:40,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:45:40,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:45:40,182 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 16:45:40,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 16:45:40,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 16:45:40,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-08 16:45:40,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-08 16:45:40,226 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2024-11-08 16:45:40,226 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2024-11-08 16:45:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#0 [2024-11-08 16:45:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#1 [2024-11-08 16:45:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 16:45:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-08 16:45:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2024-11-08 16:45:40,229 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2024-11-08 16:45:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2024-11-08 16:45:40,230 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2024-11-08 16:45:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 16:45:40,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 16:45:40,375 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 16:45:40,378 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 16:45:52,641 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 16:45:52,641 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 16:45:52,657 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 16:45:52,657 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 16:45:52,659 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:45:52 BoogieIcfgContainer [2024-11-08 16:45:52,659 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 16:45:52,662 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 16:45:52,662 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 16:45:52,670 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 16:45:52,670 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 04:45:39" (1/3) ... [2024-11-08 16:45:52,671 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39cc83fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:45:52, skipping insertion in model container [2024-11-08 16:45:52,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:45:39" (2/3) ... [2024-11-08 16:45:52,674 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39cc83fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:45:52, skipping insertion in model container [2024-11-08 16:45:52,675 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:45:52" (3/3) ... [2024-11-08 16:45:52,676 INFO L112 eAbstractionObserver]: Analyzing ICFG sin_interpolated_smallrange.c [2024-11-08 16:45:52,699 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 16:45:52,699 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 16:45:52,793 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 16:45:52,806 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5b8da5d4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 16:45:52,807 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 16:45:52,812 INFO L276 IsEmpty]: Start isEmpty. Operand has 39 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 29 states have internal predecessors, (36), 6 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-08 16:45:52,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 16:45:52,825 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:45:52,826 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:45:52,827 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:45:52,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:45:52,835 INFO L85 PathProgramCache]: Analyzing trace with hash 1691490267, now seen corresponding path program 1 times [2024-11-08 16:45:52,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:45:52,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1210795777] [2024-11-08 16:45:52,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:45:52,865 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 16:45:52,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 16:45:52,870 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 16:45:52,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-08 16:46:02,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:46:02,979 INFO L255 TraceCheckSpWp]: Trace formula consists of 1870 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 16:46:02,985 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:46:03,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:46:03,006 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 16:46:03,007 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 16:46:03,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1210795777] [2024-11-08 16:46:03,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1210795777] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:46:03,008 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:46:03,008 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:46:03,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438600281] [2024-11-08 16:46:03,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:46:03,015 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 16:46:03,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 16:46:03,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 16:46:03,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 16:46:03,040 INFO L87 Difference]: Start difference. First operand has 39 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 29 states have internal predecessors, (36), 6 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-08 16:46:03,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:46:03,057 INFO L93 Difference]: Finished difference Result 76 states and 94 transitions. [2024-11-08 16:46:03,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 16:46:03,060 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 27 [2024-11-08 16:46:03,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:46:03,066 INFO L225 Difference]: With dead ends: 76 [2024-11-08 16:46:03,066 INFO L226 Difference]: Without dead ends: 35 [2024-11-08 16:46:03,069 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 16:46:03,072 INFO L432 NwaCegarLoop]: 46 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:46:03,073 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:46:03,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2024-11-08 16:46:03,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2024-11-08 16:46:03,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 25 states have (on average 1.16) internal successors, (29), 25 states have internal predecessors, (29), 6 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-08 16:46:03,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 41 transitions. [2024-11-08 16:46:03,110 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 41 transitions. Word has length 27 [2024-11-08 16:46:03,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:46:03,111 INFO L471 AbstractCegarLoop]: Abstraction has 35 states and 41 transitions. [2024-11-08 16:46:03,111 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-08 16:46:03,111 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 41 transitions. [2024-11-08 16:46:03,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 16:46:03,113 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:46:03,114 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:46:03,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-08 16:46:03,314 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 16:46:03,315 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:46:03,315 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:46:03,316 INFO L85 PathProgramCache]: Analyzing trace with hash -1712236227, now seen corresponding path program 1 times [2024-11-08 16:46:03,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:46:03,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2054689462] [2024-11-08 16:46:03,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:46:03,323 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 16:46:03,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 16:46:03,326 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 16:46:03,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-08 16:46:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:46:12,534 INFO L255 TraceCheckSpWp]: Trace formula consists of 1870 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 16:46:12,547 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:46:30,916 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 17 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 16:46:39,168 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 16:46:47,425 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 16:46:51,490 WARN L851 $PredicateComparison]: unable to prove that (and (not (fp.lt (fp.sub c_currentRoundingMode |c_SIN_POS_#in~x| (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode 360.0))) (fp.mul c_currentRoundingMode .cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ fp.to_sbv 32) roundTowardZero (fp.div c_currentRoundingMode (fp.add c_currentRoundingMode |c_SIN_POS_#in~x| ((_ to_fp 11 53) c_currentRoundingMode 180.0)) .cse0)))))) ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (fp.gt |c_SIN_POS_#in~x| ((_ to_fp 11 53) c_currentRoundingMode (_ bv180 32))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2024-11-08 16:46:55,550 WARN L873 $PredicateComparison]: unable to prove that (and (not (fp.lt (fp.sub c_currentRoundingMode |c_SIN_POS_#in~x| (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode 360.0))) (fp.mul c_currentRoundingMode .cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ fp.to_sbv 32) roundTowardZero (fp.div c_currentRoundingMode (fp.add c_currentRoundingMode |c_SIN_POS_#in~x| ((_ to_fp 11 53) c_currentRoundingMode 180.0)) .cse0)))))) ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (fp.gt |c_SIN_POS_#in~x| ((_ to_fp 11 53) c_currentRoundingMode (_ bv180 32))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2024-11-08 16:47:03,686 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 17 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 16:47:11,925 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 16:47:20,157 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 16:47:28,284 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 17 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 16:47:36,492 WARN L286 SmtUtils]: Spent 8.21s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 16:47:44,693 WARN L286 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 16:47:56,875 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 18 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 16:48:09,411 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 16:48:17,656 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 16:48:21,719 WARN L851 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_SIN_~x#1| (_ FloatingPoint 11 53))) (let ((.cse2 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv4294966576 32)))) (and (not (fp.lt (let ((.cse0 (fp.neg |ULTIMATE.start_SIN_~x#1|))) (fp.sub roundNearestTiesToEven .cse0 (let ((.cse1 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (fp.mul roundNearestTiesToEven .cse1 ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 32) roundTowardZero (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven .cse0 ((_ to_fp 11 53) roundNearestTiesToEven 180.0)) .cse1))))))) ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.leq |ULTIMATE.start_SIN_~x#1| (fp.add roundNearestTiesToEven .cse2 ((_ to_fp 11 53) roundNearestTiesToEven (/ 9.0 10.0)))) (fp.geq |ULTIMATE.start_SIN_~x#1| (fp.add roundNearestTiesToEven .cse2 ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 10.0))))))) is different from false [2024-11-08 16:48:25,762 WARN L873 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_SIN_~x#1| (_ FloatingPoint 11 53))) (let ((.cse2 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv4294966576 32)))) (and (not (fp.lt (let ((.cse0 (fp.neg |ULTIMATE.start_SIN_~x#1|))) (fp.sub roundNearestTiesToEven .cse0 (let ((.cse1 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (fp.mul roundNearestTiesToEven .cse1 ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 32) roundTowardZero (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven .cse0 ((_ to_fp 11 53) roundNearestTiesToEven 180.0)) .cse1))))))) ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.leq |ULTIMATE.start_SIN_~x#1| (fp.add roundNearestTiesToEven .cse2 ((_ to_fp 11 53) roundNearestTiesToEven (/ 9.0 10.0)))) (fp.geq |ULTIMATE.start_SIN_~x#1| (fp.add roundNearestTiesToEven .cse2 ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 10.0))))))) is different from true [2024-11-08 16:48:37,955 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 18 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 16:48:46,173 WARN L286 SmtUtils]: Spent 8.22s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 16:48:54,387 WARN L286 SmtUtils]: Spent 8.21s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 16:49:06,580 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 18 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 16:49:14,805 WARN L286 SmtUtils]: Spent 8.22s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 16:49:23,058 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 16:49:35,279 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 18 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 16:49:43,552 WARN L286 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 16:49:51,846 WARN L286 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 16:49:51,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:49:51,848 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 16:49:51,848 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 16:49:51,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2054689462] [2024-11-08 16:49:51,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2054689462] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:49:51,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:49:51,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 16:49:51,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396657219] [2024-11-08 16:49:51,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:49:51,850 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-08 16:49:51,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 16:49:51,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-08 16:49:51,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=82, Unknown=4, NotChecked=38, Total=156 [2024-11-08 16:49:51,852 INFO L87 Difference]: Start difference. First operand 35 states and 41 transitions. Second operand has 13 states, 11 states have (on average 1.9090909090909092) internal successors, (21), 12 states have internal predecessors, (21), 3 states have call successors, (3), 1 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-08 16:49:56,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 16:50:00,872 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-08 16:50:00,873 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 12 SyntacticMatches, 3 SemanticMatches, 11 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 22.7s TimeCoverageRelationStatistics Valid=32, Invalid=82, Unknown=4, NotChecked=38, Total=156 [2024-11-08 16:50:00,875 INFO L432 NwaCegarLoop]: 1 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-08 16:50:00,875 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-08 16:50:00,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 101 [2024-11-08 16:50:00,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-08 16:50:01,081 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 16:50:01,081 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Connection to SMT solver broken at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:337) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.input(Executor.java:177) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.pop(Scriptor.java:139) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.DiffWrapperScript.pop(DiffWrapperScript.java:99) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.pop(WrapperScript.java:153) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.pop(HistoryRecordingScript.java:117) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.pop(ManagedScript.java:138) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.unAssertPostcondition(IncrementalHoareTripleChecker.java:665) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.clearAssertionStack(IncrementalHoareTripleChecker.java:269) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.releaseLock(IncrementalHoareTripleChecker.java:284) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker$ProtectedHtc.releaseLock(ChainingHoareTripleChecker.java:449) at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1655) at java.base/java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:658) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker.releaseLock(ChainingHoareTripleChecker.java:98) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.CachingHoareTripleChecker.releaseLock(CachingHoareTripleChecker.java:159) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.switchToReadonlyMode(AbstractInterpolantAutomaton.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.computeAutomataDifference(NwaCegarLoop.java:385) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.refineAbstraction(NwaCegarLoop.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:463) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:426) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:273) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: java.io.IOException: Stream Closed at java.base/java.io.FileOutputStream.writeBytes(Native Method) at java.base/java.io.FileOutputStream.write(FileOutputStream.java:354) at java.base/java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:81) at java.base/java.io.BufferedOutputStream.flush(BufferedOutputStream.java:142) at java.base/sun.nio.cs.StreamEncoder.implFlush(StreamEncoder.java:318) at java.base/sun.nio.cs.StreamEncoder.flush(StreamEncoder.java:153) at java.base/java.io.OutputStreamWriter.flush(OutputStreamWriter.java:251) at java.base/java.io.BufferedWriter.flush(BufferedWriter.java:257) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.input(Executor.java:175) ... 36 more [2024-11-08 16:50:01,085 INFO L158 Benchmark]: Toolchain (without parser) took 262054.71ms. Allocated memory was 100.7MB in the beginning and 662.7MB in the end (delta: 562.0MB). Free memory was 76.5MB in the beginning and 620.7MB in the end (delta: -544.2MB). Peak memory consumption was 406.2MB. Max. memory is 16.1GB. [2024-11-08 16:50:01,086 INFO L158 Benchmark]: CDTParser took 1.62ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:50:01,086 INFO L158 Benchmark]: CACSL2BoogieTranslator took 789.99ms. Allocated memory is still 100.7MB. Free memory was 76.2MB in the beginning and 79.2MB in the end (delta: -3.0MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2024-11-08 16:50:01,091 INFO L158 Benchmark]: Boogie Procedure Inliner took 148.65ms. Allocated memory is still 100.7MB. Free memory was 79.2MB in the beginning and 73.9MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 16:50:01,091 INFO L158 Benchmark]: Boogie Preprocessor took 160.40ms. Allocated memory is still 100.7MB. Free memory was 73.9MB in the beginning and 68.2MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 16:50:01,091 INFO L158 Benchmark]: RCFGBuilder took 12523.43ms. Allocated memory was 100.7MB in the beginning and 123.7MB in the end (delta: 23.1MB). Free memory was 68.2MB in the beginning and 62.9MB in the end (delta: 5.3MB). Peak memory consumption was 42.7MB. Max. memory is 16.1GB. [2024-11-08 16:50:01,092 INFO L158 Benchmark]: TraceAbstraction took 248422.84ms. Allocated memory was 123.7MB in the beginning and 662.7MB in the end (delta: 539.0MB). Free memory was 62.5MB in the beginning and 620.7MB in the end (delta: -558.2MB). Peak memory consumption was 368.1MB. Max. memory is 16.1GB. [2024-11-08 16:50:01,094 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.62ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 789.99ms. Allocated memory is still 100.7MB. Free memory was 76.2MB in the beginning and 79.2MB in the end (delta: -3.0MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 148.65ms. Allocated memory is still 100.7MB. Free memory was 79.2MB in the beginning and 73.9MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 160.40ms. Allocated memory is still 100.7MB. Free memory was 73.9MB in the beginning and 68.2MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 12523.43ms. Allocated memory was 100.7MB in the beginning and 123.7MB in the end (delta: 23.1MB). Free memory was 68.2MB in the beginning and 62.9MB in the end (delta: 5.3MB). Peak memory consumption was 42.7MB. Max. memory is 16.1GB. * TraceAbstraction took 248422.84ms. Allocated memory was 123.7MB in the beginning and 662.7MB in the end (delta: 539.0MB). Free memory was 62.5MB in the beginning and 620.7MB in the end (delta: -558.2MB). Peak memory consumption was 368.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Connection to SMT solver broken de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Connection to SMT solver broken: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:337) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b45d9558-1c00-46c9-accb-f65cb1a6a178/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Connection to SMT solver broken