./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0220b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0220b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9b72ffef78e797287b5bc98eb96d44304e95eeea6df503cfbba3a5fc6983ef3a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:33:23,179 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:33:23,246 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 03:33:23,250 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:33:23,251 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:33:23,274 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:33:23,274 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:33:23,275 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:33:23,276 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:33:23,276 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:33:23,277 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:33:23,278 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:33:23,278 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:33:23,279 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:33:23,279 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:33:23,280 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:33:23,280 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:33:23,281 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:33:23,281 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:33:23,282 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:33:23,283 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:33:23,285 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:33:23,286 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:33:23,286 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:33:23,287 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:33:23,287 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:33:23,288 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:33:23,288 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:33:23,289 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:33:23,289 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:33:23,289 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:33:23,290 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:33:23,290 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:33:23,290 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b72ffef78e797287b5bc98eb96d44304e95eeea6df503cfbba3a5fc6983ef3a [2023-12-03 03:33:23,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:33:23,524 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:33:23,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:33:23,528 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:33:23,528 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:33:23,530 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/double_req_bl_0220b.c [2023-12-03 03:33:26,259 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:33:26,461 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:33:26,461 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/sv-benchmarks/c/float-newlib/double_req_bl_0220b.c [2023-12-03 03:33:26,475 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/data/f0074e690/90245ada3a64487a8aba287218cba222/FLAGdfd9d3593 [2023-12-03 03:33:26,488 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/data/f0074e690/90245ada3a64487a8aba287218cba222 [2023-12-03 03:33:26,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:33:26,492 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:33:26,493 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:33:26,493 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:33:26,497 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:33:26,498 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:33:26" (1/1) ... [2023-12-03 03:33:26,499 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@674a7880 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:26, skipping insertion in model container [2023-12-03 03:33:26,499 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:33:26" (1/1) ... [2023-12-03 03:33:26,542 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:33:26,800 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/sv-benchmarks/c/float-newlib/double_req_bl_0220b.c[16494,16507] [2023-12-03 03:33:26,805 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:33:26,827 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:33:26,920 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/sv-benchmarks/c/float-newlib/double_req_bl_0220b.c[16494,16507] [2023-12-03 03:33:26,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:33:26,945 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:33:26,946 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:26 WrapperNode [2023-12-03 03:33:26,946 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:33:26,947 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:33:26,947 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:33:26,947 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:33:26,953 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:26" (1/1) ... [2023-12-03 03:33:26,973 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:26" (1/1) ... [2023-12-03 03:33:27,021 INFO L138 Inliner]: procedures = 25, calls = 379, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1141 [2023-12-03 03:33:27,021 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:33:27,022 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:33:27,022 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:33:27,022 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:33:27,032 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:26" (1/1) ... [2023-12-03 03:33:27,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:26" (1/1) ... [2023-12-03 03:33:27,046 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:26" (1/1) ... [2023-12-03 03:33:27,046 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:26" (1/1) ... [2023-12-03 03:33:27,089 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:26" (1/1) ... [2023-12-03 03:33:27,105 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:26" (1/1) ... [2023-12-03 03:33:27,112 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:26" (1/1) ... [2023-12-03 03:33:27,119 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:26" (1/1) ... [2023-12-03 03:33:27,132 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:33:27,133 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:33:27,133 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:33:27,133 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:33:27,134 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:26" (1/1) ... [2023-12-03 03:33:27,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:33:27,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:33:27,165 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:33:27,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:33:27,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:33:27,202 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2023-12-03 03:33:27,202 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2023-12-03 03:33:27,202 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2023-12-03 03:33:27,202 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2023-12-03 03:33:27,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:33:27,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-12-03 03:33:27,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:33:27,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-12-03 03:33:27,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:33:27,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-12-03 03:33:27,204 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2023-12-03 03:33:27,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2023-12-03 03:33:27,204 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2023-12-03 03:33:27,204 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2023-12-03 03:33:27,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:33:27,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:33:27,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:33:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:33:27,405 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:33:27,406 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:33:28,338 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:33:28,848 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:33:28,848 INFO L309 CfgBuilder]: Removed 65 assume(true) statements. [2023-12-03 03:33:28,850 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:33:28 BoogieIcfgContainer [2023-12-03 03:33:28,850 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:33:28,851 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:33:28,851 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:33:28,861 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:33:28,861 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:33:28" (1/1) ... [2023-12-03 03:33:28,871 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:33:28,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:28,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 179 states and 296 transitions. [2023-12-03 03:33:28,935 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 296 transitions. [2023-12-03 03:33:28,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 03:33:28,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:28,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:29,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:29,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:33:29,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:29,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 179 states and 293 transitions. [2023-12-03 03:33:29,205 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 293 transitions. [2023-12-03 03:33:29,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 03:33:29,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:29,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:29,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:33:29,289 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:33:29,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:33:29,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:33:29,477 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:33:29,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:33:29,568 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 03:33:29,606 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short157 could not be translated [2023-12-03 03:33:29,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:33:29 ImpRootNode [2023-12-03 03:33:29,613 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:33:29,614 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:33:29,614 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:33:29,614 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:33:29,614 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:33:28" (3/4) ... [2023-12-03 03:33:29,616 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 03:33:29,617 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:33:29,618 INFO L158 Benchmark]: Toolchain (without parser) took 3126.40ms. Allocated memory was 153.1MB in the beginning and 192.9MB in the end (delta: 39.8MB). Free memory was 112.6MB in the beginning and 81.5MB in the end (delta: 31.1MB). Peak memory consumption was 73.2MB. Max. memory is 16.1GB. [2023-12-03 03:33:29,619 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 153.1MB. Free memory is still 95.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:33:29,619 INFO L158 Benchmark]: CACSL2BoogieTranslator took 453.08ms. Allocated memory is still 153.1MB. Free memory was 112.6MB in the beginning and 86.8MB in the end (delta: 25.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 03:33:29,620 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.63ms. Allocated memory is still 153.1MB. Free memory was 86.8MB in the beginning and 80.2MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 03:33:29,621 INFO L158 Benchmark]: Boogie Preprocessor took 110.40ms. Allocated memory is still 153.1MB. Free memory was 80.2MB in the beginning and 73.2MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 03:33:29,621 INFO L158 Benchmark]: RCFGBuilder took 1717.45ms. Allocated memory was 153.1MB in the beginning and 192.9MB in the end (delta: 39.8MB). Free memory was 73.2MB in the beginning and 133.9MB in the end (delta: -60.7MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. [2023-12-03 03:33:29,622 INFO L158 Benchmark]: CodeCheck took 761.75ms. Allocated memory is still 192.9MB. Free memory was 133.9MB in the beginning and 81.5MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-12-03 03:33:29,622 INFO L158 Benchmark]: Witness Printer took 3.91ms. Allocated memory is still 192.9MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:33:29,625 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 5 procedures, 179 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 31 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 18 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 70 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 655]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 654, overapproximation of someUnaryDOUBLEoperation at line 542, overapproximation of someBinaryArithmeticDOUBLEoperation at line 626. Possible FailurePath: [L22] static const double huge_floor = 1.0e300; [L119-L121] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L190] static const int init_jk_krempio[] = {2, 3, 4, 6}; [L192-L197] static const double PIo2_krempio[] = { 1.57079625129699707031e+00, 7.54978941586159635335e-08, 5.39030252995776476554e-15, 3.28200341580791294123e-22, 1.27065575308067607349e-29, 1.22933308981111328932e-36, 2.73370053816464559624e-44, 2.16741683877804819444e-51, }; [L199-L201] static const double zero_krempio = 0.0, one_krempio = 1.0, two24_krempio = 1.67772160000000000000e+07, twon24_krempio = 5.96046447753906250000e-08; [L376-L387] static const __int32_t two_over_pi_rempio[] = { 0xA2F983, 0x6E4E44, 0x1529FC, 0x2757D1, 0xF534DD, 0xC0DB62, 0x95993C, 0x439041, 0xFE5163, 0xABDEBB, 0xC561B7, 0x246E3A, 0x424DD2, 0xE00649, 0x2EEA09, 0xD1921C, 0xFE1DEB, 0x1CB129, 0xA73EE8, 0x8235F5, 0x2EBB44, 0x84E99C, 0x7026B4, 0x5F7E41, 0x3991D6, 0x398353, 0x39F49C, 0x845F8B, 0xBDF928, 0x3B1FF8, 0x97FFDE, 0x05980F, 0xEF2F11, 0x8B5A0A, 0x6D1F6D, 0x367ECF, 0x27CB09, 0xB74F46, 0x3F669E, 0x5FEA2D, 0x7527BA, 0xC7EBE5, 0xF17B3D, 0x0739F7, 0x8A5292, 0xEA6BFB, 0x5FB11F, 0x8D5D08, 0x560330, 0x46FC7B, 0x6BABF0, 0xCFBC20, 0x9AF436, 0x1DA9E3, 0x91615E, 0xE61B08, 0x659985, 0x5F14A0, 0x68408D, 0xFFD880, 0x4D7327, 0x310606, 0x1556CA, 0x73A8C9, 0x60E27B, 0xC08C6B, }; [L389-L396] static const __int32_t npio2_hw_rempio[] = { 0x3FF921FB, 0x400921FB, 0x4012D97C, 0x401921FB, 0x401F6A7A, 0x4022D97C, 0x4025FDBB, 0x402921FB, 0x402C463A, 0x402F6A7A, 0x4031475C, 0x4032D97C, 0x40346B9C, 0x4035FDBB, 0x40378FDB, 0x403921FB, 0x403AB41B, 0x403C463A, 0x403DD85A, 0x403F6A7A, 0x40407E4C, 0x4041475C, 0x4042106C, 0x4042D97C, 0x4043A28C, 0x40446B9C, 0x404534AC, 0x4045FDBB, 0x4046C6CB, 0x40478FDB, 0x404858EB, 0x404921FB, }; [L398-L407] static const double zero_rempio = 0.00000000000000000000e+00, half_rempio = 5.00000000000000000000e-01, two24_rempio = 1.67772160000000000000e+07, invpio2_rempio = 6.36619772367581382433e-01, pio2_1_rempio = 1.57079632673412561417e+00, pio2_1t_rempio = 6.07710050650619224932e-11, pio2_2_rempio = 6.07710050630396597660e-11, pio2_2t_rempio = 2.02226624879595063154e-21, pio2_3_rempio = 2.02226624871116645580e-21, pio2_3t_rempio = 8.47842766036889956997e-32; [L540-L546] static const double one_kcos = 1.00000000000000000000e+00, C1_kcos = 4.16666666666666019037e-02, C2_kcos = -1.38888888888741095749e-03, C3_kcos = 2.48015872894767294178e-05, C4_kcos = -2.75573143513906633035e-07, C5_kcos = 2.08757232129817482790e-09, C6_kcos = -1.13596475577881948265e-11; [L584-L590] static const double half_ksin = 5.00000000000000000000e-01, S1_ksin = -1.66666666666666324348e-01, S2_ksin = 8.33333333332248946124e-03, S3_ksin = -1.98412698298579493134e-04, S4_ksin = 2.75573137070700676789e-06, S5_ksin = -2.50507602534068634195e-08, S6_ksin = 1.58969099521155010221e-10; [L650] double x = -0.0; [L651] CALL, EXPR sin_double(x) [L615] double y[2], z = 0.0; [L616] __int32_t n, ix; VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, \old(x)=2, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=2, y={10000:0}, z=0, zero_krempio=0, zero_rempio=0] [L618] ieee_double_shape_type gh_u; [L619] EXPR gh_u.value = (x) [L620] EXPR gh_u.parts.msw [L620] EXPR (ix) = gh_u.parts.msw [L617-L621] { ieee_double_shape_type gh_u; gh_u.value = (x); (ix) = gh_u.parts.msw; } VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, \old(x)=2, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=2, y={10000:0}, z=0, zero_krempio=0, zero_rempio=0] [L622] ix &= 0x7fffffff VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, \old(x)=2, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=2, y={10000:0}, z=0, zero_krempio=0, zero_rempio=0] [L623] COND FALSE !(ix <= 0x3fe921fb) VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, \old(x)=2, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=2, y={10000:0}, z=0, zero_krempio=0, zero_rempio=0] [L625] COND TRUE ix >= 0x7ff00000 [L626] return x - x; [L626] return x - x; VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, \old(x)=2, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=2, z=0, zero_krempio=0, zero_rempio=0] [L651] RET, EXPR sin_double(x) [L651] double res = sin_double(x); [L654] EXPR res == -0.0 && __signbit_double(res) == 1 VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, res=3, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=2, zero_krempio=0, zero_rempio=0] [L654] COND TRUE !(res == -0.0 && __signbit_double(res) == 1) [L655] reach_error() VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, res=3, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=2, zero_krempio=0, zero_rempio=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 153.1MB. Free memory is still 95.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 453.08ms. Allocated memory is still 153.1MB. Free memory was 112.6MB in the beginning and 86.8MB in the end (delta: 25.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.63ms. Allocated memory is still 153.1MB. Free memory was 86.8MB in the beginning and 80.2MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.40ms. Allocated memory is still 153.1MB. Free memory was 80.2MB in the beginning and 73.2MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1717.45ms. Allocated memory was 153.1MB in the beginning and 192.9MB in the end (delta: 39.8MB). Free memory was 73.2MB in the beginning and 133.9MB in the end (delta: -60.7MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. * CodeCheck took 761.75ms. Allocated memory is still 192.9MB. Free memory was 133.9MB in the beginning and 81.5MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Witness Printer took 3.91ms. Allocated memory is still 192.9MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short157 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 03:33:29,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0220b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9b72ffef78e797287b5bc98eb96d44304e95eeea6df503cfbba3a5fc6983ef3a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:33:31,667 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:33:31,750 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 03:33:31,783 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:33:31,784 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:33:31,785 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:33:31,785 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:33:31,786 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:33:31,787 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:33:31,787 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:33:31,788 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:33:31,788 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:33:31,789 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:33:31,789 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:33:31,790 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:33:31,790 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:33:31,791 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:33:31,791 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:33:31,791 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:33:31,792 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:33:31,792 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:33:31,793 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:33:31,794 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:33:31,794 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:33:31,794 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:33:31,795 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:33:31,795 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:33:31,796 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:33:31,796 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:33:31,796 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:33:31,797 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:33:31,797 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:33:31,797 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:33:31,798 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:33:31,798 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:33:31,798 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:33:31,798 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:33:31,799 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b72ffef78e797287b5bc98eb96d44304e95eeea6df503cfbba3a5fc6983ef3a [2023-12-03 03:33:32,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:33:32,117 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:33:32,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:33:32,121 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:33:32,121 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:33:32,123 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/double_req_bl_0220b.c [2023-12-03 03:33:34,870 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:33:35,114 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:33:35,114 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/sv-benchmarks/c/float-newlib/double_req_bl_0220b.c [2023-12-03 03:33:35,127 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/data/ae18986e5/829aab8ff5724762960809bc7af920c9/FLAGcdce0271f [2023-12-03 03:33:35,141 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/data/ae18986e5/829aab8ff5724762960809bc7af920c9 [2023-12-03 03:33:35,145 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:33:35,146 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:33:35,148 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:33:35,148 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:33:35,152 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:33:35,152 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:33:35" (1/1) ... [2023-12-03 03:33:35,154 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ee27e96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:35, skipping insertion in model container [2023-12-03 03:33:35,154 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:33:35" (1/1) ... [2023-12-03 03:33:35,202 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:33:35,492 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/sv-benchmarks/c/float-newlib/double_req_bl_0220b.c[16494,16507] [2023-12-03 03:33:35,497 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:33:35,523 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:33:35,634 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/sv-benchmarks/c/float-newlib/double_req_bl_0220b.c[16494,16507] [2023-12-03 03:33:35,635 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:33:35,670 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:33:35,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:35 WrapperNode [2023-12-03 03:33:35,671 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:33:35,672 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:33:35,672 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:33:35,672 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:33:35,681 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:35" (1/1) ... [2023-12-03 03:33:35,706 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:35" (1/1) ... [2023-12-03 03:33:35,756 INFO L138 Inliner]: procedures = 29, calls = 379, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1051 [2023-12-03 03:33:35,757 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:33:35,758 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:33:35,758 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:33:35,758 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:33:35,768 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:35" (1/1) ... [2023-12-03 03:33:35,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:35" (1/1) ... [2023-12-03 03:33:35,783 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:35" (1/1) ... [2023-12-03 03:33:35,783 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:35" (1/1) ... [2023-12-03 03:33:35,826 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:35" (1/1) ... [2023-12-03 03:33:35,840 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:35" (1/1) ... [2023-12-03 03:33:35,848 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:35" (1/1) ... [2023-12-03 03:33:35,854 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:35" (1/1) ... [2023-12-03 03:33:35,868 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:33:35,869 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:33:35,869 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:33:35,869 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:33:35,873 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:33:35" (1/1) ... [2023-12-03 03:33:35,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:33:35,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:33:35,910 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:33:35,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:33:35,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:33:35,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-12-03 03:33:35,951 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2023-12-03 03:33:35,951 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2023-12-03 03:33:35,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-12-03 03:33:35,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:33:35,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 03:33:35,952 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2023-12-03 03:33:35,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2023-12-03 03:33:35,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:33:35,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-12-03 03:33:35,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 03:33:35,952 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2023-12-03 03:33:35,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2023-12-03 03:33:35,953 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2023-12-03 03:33:35,953 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2023-12-03 03:33:35,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:33:35,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:33:35,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:33:35,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:33:36,105 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:33:36,107 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:36:45,747 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:36:46,035 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:36:46,035 INFO L309 CfgBuilder]: Removed 65 assume(true) statements. [2023-12-03 03:36:46,037 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:36:46 BoogieIcfgContainer [2023-12-03 03:36:46,037 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:36:46,038 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:36:46,038 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:36:46,047 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:36:46,048 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:36:46" (1/1) ... [2023-12-03 03:36:46,056 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:36:46,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:46,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 179 states and 296 transitions. [2023-12-03 03:36:46,116 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 296 transitions. [2023-12-03 03:36:46,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 03:36:46,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:46,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:36:46,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:36:46,120 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:36:46,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 03:36:47,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:47,520 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:36:47,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:47,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:36:47,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:47,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:36:47,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 03:36:47,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:47,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 179 states and 293 transitions. [2023-12-03 03:36:47,802 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 293 transitions. [2023-12-03 03:36:47,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 03:36:47,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:47,803 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:36:47,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:36:47,804 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:36:47,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 03:36:50,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:50,865 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:36:51,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:51,050 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 03:36:51,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:51,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:36:51,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 03:36:52,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:52,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 32 transitions. [2023-12-03 03:36:52,938 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2023-12-03 03:36:52,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 03:36:52,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:52,939 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:36:52,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:36:52,940 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:36:52,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 03:36:54,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:54,254 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:36:54,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:54,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:36:54,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:54,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:36:54,382 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-12-03 03:37:04,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:37:05,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:05,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 30 transitions. [2023-12-03 03:37:05,962 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2023-12-03 03:37:05,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 03:37:05,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:05,963 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:37:05,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:37:05,964 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:37:05,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 03:37:08,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:08,754 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:37:08,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:08,911 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:37:08,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:10,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:37:10,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 03:37:26,215 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:37:37,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.58s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:37:41,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:41,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 31 states and 36 transitions. [2023-12-03 03:37:41,725 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2023-12-03 03:37:41,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 03:37:41,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:41,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:37:41,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:37:41,727 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:37:41,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 03:37:52,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:52,311 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:37:54,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:54,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 03:37:54,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:57,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:37:57,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 03:38:19,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 03:38:31,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.94s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 03:38:42,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.71s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 03:38:54,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.74s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 03:39:10,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 03:39:22,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.94s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 03:39:24,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 03:39:26,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 03:39:26,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:39:26,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 28 states and 31 transitions. [2023-12-03 03:39:26,582 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2023-12-03 03:39:26,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 03:39:26,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:39:26,583 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:39:26,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:39:26,585 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:39:26,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 03:39:27,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:39:27,940 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:39:28,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:39:28,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:39:28,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:39:28,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:39:28,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 03:39:28,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:39:28,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 28 states and 29 transitions. [2023-12-03 03:39:28,083 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2023-12-03 03:39:28,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 03:39:28,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:39:28,084 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:39:28,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:39:28,085 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:39:28,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-03 03:39:34,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:39:34,533 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:39:34,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:39:34,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 03:39:34,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:39:40,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:39:40,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-03 03:39:50,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:39:50,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 26 states and 27 transitions. [2023-12-03 03:39:50,725 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2023-12-03 03:39:50,726 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 03:39:50,726 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2023-12-03 03:39:50,733 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 03:39:52,429 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:39:52,432 INFO L560 CodeCheckObserver]: Invariant with dag size 4 [2023-12-03 03:39:52,433 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2023-12-03 03:39:52,434 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:39:52,435 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-12-03 03:39:52,435 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:39:52,435 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:39:52,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:39:52 ImpRootNode [2023-12-03 03:39:52,435 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:39:52,436 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:39:52,436 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:39:52,436 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:39:52,436 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:36:46" (3/4) ... [2023-12-03 03:39:52,439 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 03:39:52,443 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_double [2023-12-03 03:39:52,443 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_double [2023-12-03 03:39:52,443 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cos [2023-12-03 03:39:52,443 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sin [2023-12-03 03:39:52,464 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 50 nodes and edges [2023-12-03 03:39:52,465 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-12-03 03:39:52,466 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-12-03 03:39:52,467 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 03:39:52,499 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x)) [2023-12-03 03:39:52,612 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x)) [2023-12-03 03:39:52,655 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 03:39:52,655 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 03:39:52,655 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:39:52,656 INFO L158 Benchmark]: Toolchain (without parser) took 377509.59ms. Allocated memory is still 109.1MB. Free memory was 85.4MB in the beginning and 67.7MB in the end (delta: 17.7MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. [2023-12-03 03:39:52,656 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory is still 43.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:39:52,656 INFO L158 Benchmark]: CACSL2BoogieTranslator took 523.72ms. Allocated memory is still 109.1MB. Free memory was 85.4MB in the beginning and 82.8MB in the end (delta: 2.6MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2023-12-03 03:39:52,657 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.82ms. Allocated memory is still 109.1MB. Free memory was 82.8MB in the beginning and 76.6MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 03:39:52,657 INFO L158 Benchmark]: Boogie Preprocessor took 110.80ms. Allocated memory is still 109.1MB. Free memory was 76.6MB in the beginning and 69.1MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 03:39:52,657 INFO L158 Benchmark]: RCFGBuilder took 190167.71ms. Allocated memory is still 109.1MB. Free memory was 69.1MB in the beginning and 53.2MB in the end (delta: 15.9MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. [2023-12-03 03:39:52,658 INFO L158 Benchmark]: CodeCheck took 186397.95ms. Allocated memory is still 109.1MB. Free memory was 53.2MB in the beginning and 35.3MB in the end (delta: 17.9MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2023-12-03 03:39:52,658 INFO L158 Benchmark]: Witness Printer took 219.35ms. Allocated memory is still 109.1MB. Free memory was 35.3MB in the beginning and 67.7MB in the end (delta: -32.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 03:39:52,660 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 5 procedures, 179 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 184.7s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 31 mSolverCounterUnknown, 482 SdHoareTripleChecker+Valid, 371.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 103 mSDsluCounter, 367 SdHoareTripleChecker+Invalid, 335.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 92 mSDsCounter, 105 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 473 IncrementalHoareTripleChecker+Invalid, 609 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 105 mSolverCounterUnsat, 275 mSDtfsCounter, 473 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1065 GetRequests, 1013 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 528 ImplicationChecksByTransitivity, 42.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 11.7s InterpolantComputationTime, 118 NumberOfCodeBlocks, 118 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 111 ConstructedInterpolants, 12 QuantifiedInterpolants, 396 SizeOfPredicates, 28 NumberOfNonLiveVariables, 1731 ConjunctsInSsa, 55 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 655]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 642]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 595]: Loop Invariant Derived loop invariant: (x == \old(x)) - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory is still 43.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 523.72ms. Allocated memory is still 109.1MB. Free memory was 85.4MB in the beginning and 82.8MB in the end (delta: 2.6MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.82ms. Allocated memory is still 109.1MB. Free memory was 82.8MB in the beginning and 76.6MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.80ms. Allocated memory is still 109.1MB. Free memory was 76.6MB in the beginning and 69.1MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 190167.71ms. Allocated memory is still 109.1MB. Free memory was 69.1MB in the beginning and 53.2MB in the end (delta: 15.9MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. * CodeCheck took 186397.95ms. Allocated memory is still 109.1MB. Free memory was 53.2MB in the beginning and 35.3MB in the end (delta: 17.9MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. * Witness Printer took 219.35ms. Allocated memory is still 109.1MB. Free memory was 35.3MB in the beginning and 67.7MB in the end (delta: -32.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 RESULT: Ultimate proved your program to be correct! [2023-12-03 03:39:52,870 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-03 03:39:52,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73789c7f-b653-4513-af64-7170e850fa22/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE