./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0662b.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_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/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_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0662b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/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_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/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 c438ffd626bdee128509ec860e89120ac1af3d509c5b04a3a25ef010460145fc --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:03:16,223 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:03:16,285 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 03:03:16,290 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:03:16,290 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:03:16,312 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:03:16,313 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:03:16,313 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:03:16,314 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:03:16,315 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:03:16,315 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:03:16,316 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:03:16,316 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:03:16,317 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:03:16,317 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:03:16,318 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:03:16,318 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:03:16,319 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:03:16,319 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:03:16,320 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:03:16,320 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:03:16,321 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:03:16,322 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:03:16,322 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:03:16,323 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:03:16,323 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:03:16,324 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:03:16,324 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:03:16,325 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:03:16,325 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:03:16,326 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:03:16,326 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:03:16,326 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:03:16,327 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_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c438ffd626bdee128509ec860e89120ac1af3d509c5b04a3a25ef010460145fc [2023-12-03 03:03:16,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:03:16,548 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:03:16,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:03:16,552 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:03:16,552 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:03:16,554 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/float_req_bl_0662b.c [2023-12-03 03:03:19,387 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:03:19,565 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:03:19,570 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/sv-benchmarks/c/float-newlib/float_req_bl_0662b.c [2023-12-03 03:03:19,581 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/data/d3e552071/668268a45aa44755b956c43c170d3ad2/FLAGa1ba871ee [2023-12-03 03:03:19,597 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/data/d3e552071/668268a45aa44755b956c43c170d3ad2 [2023-12-03 03:03:19,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:03:19,601 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:03:19,603 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:03:19,603 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:03:19,609 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:03:19,610 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:03:19" (1/1) ... [2023-12-03 03:03:19,611 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73806ae4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:19, skipping insertion in model container [2023-12-03 03:03:19,611 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:03:19" (1/1) ... [2023-12-03 03:03:19,647 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:03:19,858 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_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/sv-benchmarks/c/float-newlib/float_req_bl_0662b.c[5281,5294] [2023-12-03 03:03:19,863 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:03:19,876 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:03:19,923 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_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/sv-benchmarks/c/float-newlib/float_req_bl_0662b.c[5281,5294] [2023-12-03 03:03:19,924 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:03:19,944 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:03:19,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:19 WrapperNode [2023-12-03 03:03:19,945 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:03:19,946 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:03:19,947 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:03:19,947 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:03:19,955 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:19" (1/1) ... [2023-12-03 03:03:19,968 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:19" (1/1) ... [2023-12-03 03:03:19,997 INFO L138 Inliner]: procedures = 19, calls = 79, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 236 [2023-12-03 03:03:19,997 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:03:19,998 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:03:19,998 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:03:19,998 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:03:20,006 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:19" (1/1) ... [2023-12-03 03:03:20,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:19" (1/1) ... [2023-12-03 03:03:20,012 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:19" (1/1) ... [2023-12-03 03:03:20,012 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:19" (1/1) ... [2023-12-03 03:03:20,028 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:19" (1/1) ... [2023-12-03 03:03:20,034 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:19" (1/1) ... [2023-12-03 03:03:20,037 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:19" (1/1) ... [2023-12-03 03:03:20,040 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:19" (1/1) ... [2023-12-03 03:03:20,045 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:03:20,046 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:03:20,046 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:03:20,046 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:03:20,047 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:19" (1/1) ... [2023-12-03 03:03:20,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:03:20,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:03:20,080 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:03:20,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:03:20,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:03:20,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:03:20,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:03:20,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-12-03 03:03:20,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:03:20,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-12-03 03:03:20,116 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2023-12-03 03:03:20,116 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2023-12-03 03:03:20,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:03:20,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:03:20,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:03:20,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-12-03 03:03:20,117 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2023-12-03 03:03:20,117 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2023-12-03 03:03:20,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:03:20,221 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:03:20,223 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:03:20,595 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:03:20,698 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:03:20,698 INFO L309 CfgBuilder]: Removed 14 assume(true) statements. [2023-12-03 03:03:20,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:03:20 BoogieIcfgContainer [2023-12-03 03:03:20,700 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:03:20,701 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:03:20,701 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:03:20,708 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:03:20,709 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:03:20" (1/1) ... [2023-12-03 03:03:20,716 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:03:20,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:20,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 69 states and 112 transitions. [2023-12-03 03:03:20,766 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 112 transitions. [2023-12-03 03:03:20,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 03:03:20,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:20,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:03:20,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:20,916 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 03:03:20,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:20,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 69 states and 107 transitions. [2023-12-03 03:03:20,942 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 107 transitions. [2023-12-03 03:03:20,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 03:03:20,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:20,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:03:21,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:03:21,009 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:03:21,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:03:21,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:03:21,138 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:03:21,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:03:21,194 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 03:03:21,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:03:21 ImpRootNode [2023-12-03 03:03:21,229 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:03:21,230 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:03:21,230 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:03:21,230 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:03:21,231 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:03:20" (3/4) ... [2023-12-03 03:03:21,233 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 03:03:21,235 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:03:21,236 INFO L158 Benchmark]: Toolchain (without parser) took 1634.07ms. Allocated memory is still 186.6MB. Free memory was 146.2MB in the beginning and 60.2MB in the end (delta: 86.0MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2023-12-03 03:03:21,236 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 125.8MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:03:21,237 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.61ms. Allocated memory is still 186.6MB. Free memory was 146.2MB in the beginning and 131.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 03:03:21,237 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.03ms. Allocated memory is still 186.6MB. Free memory was 131.5MB in the beginning and 129.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:03:21,238 INFO L158 Benchmark]: Boogie Preprocessor took 46.67ms. Allocated memory is still 186.6MB. Free memory was 129.4MB in the beginning and 126.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:03:21,239 INFO L158 Benchmark]: RCFGBuilder took 654.51ms. Allocated memory is still 186.6MB. Free memory was 126.5MB in the beginning and 90.9MB in the end (delta: 35.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-03 03:03:21,240 INFO L158 Benchmark]: CodeCheck took 528.50ms. Allocated memory is still 186.6MB. Free memory was 90.9MB in the beginning and 61.0MB in the end (delta: 29.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-12-03 03:03:21,240 INFO L158 Benchmark]: Witness Printer took 4.67ms. Allocated memory is still 186.6MB. Free memory was 61.0MB in the beginning and 60.2MB in the end (delta: 825.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:03:21,244 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 69 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 46 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 30 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 30 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 97 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 232]: 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 someBinaryFLOATComparisonOperation at line 231, overapproximation of someUnaryDOUBLEoperation at line 44, overapproximation of someBinaryArithmeticFLOAToperation at line 137. Possible FailurePath: [L29-L34] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L36-L41] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L43-L47] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L49-L51] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L117-L118] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; [L218] float x = 0.0f; [L219] float y = __VERIFIER_nondet_float(); [L226] COND TRUE y < 0.0f [L228] CALL, EXPR __ieee754_atan2f(y, x) [L121] float z; [L122] __int32_t k, m, hx, hy, ix, iy; VAL [\old(x)=0, \old(y)=2, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=2, zero_atan2=0] [L125] ieee_float_shape_type gf_u; [L126] EXPR gf_u.value = (x) [L127] EXPR gf_u.word [L127] EXPR (hx) = gf_u.word [L124-L128] { ieee_float_shape_type gf_u; gf_u.value = (x); (hx) = gf_u.word; } VAL [\old(x)=0, \old(y)=2, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, hx=2139095041, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=2, zero_atan2=0] [L129] ix = hx & 0x7fffffff VAL [\old(x)=0, \old(y)=2, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, hx=2139095041, ix=2139095041, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=2, zero_atan2=0] [L131] ieee_float_shape_type gf_u; [L132] EXPR gf_u.value = (y) [L133] EXPR gf_u.word [L133] EXPR (hy) = gf_u.word [L130-L134] { ieee_float_shape_type gf_u; gf_u.value = (y); (hy) = gf_u.word; } VAL [\old(x)=0, \old(y)=2, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, hx=2139095041, hy=3152, ix=2139095041, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=2, zero_atan2=0] [L135] iy = hy & 0x7fffffff VAL [\old(x)=0, \old(y)=2, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, hx=2139095041, hy=3152, ix=2139095041, iy=3152, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=2, zero_atan2=0] [L136] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L137] return x + y; VAL [\old(x)=0, \old(y)=2, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, hx=2139095041, hy=3152, ix=2139095041, iy=3152, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=2, zero_atan2=0] [L228] RET, EXPR __ieee754_atan2f(y, x) [L228] float res = __ieee754_atan2f(y, x); [L231] COND TRUE res != -pi_o_2 VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=9, tiny_atan2=1/1000000000000000000000000000000, x=0, y=2, zero_atan2=0] [L232] reach_error() VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=9, tiny_atan2=1/1000000000000000000000000000000, x=0, y=2, zero_atan2=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 125.8MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.61ms. Allocated memory is still 186.6MB. Free memory was 146.2MB in the beginning and 131.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.03ms. Allocated memory is still 186.6MB. Free memory was 131.5MB in the beginning and 129.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.67ms. Allocated memory is still 186.6MB. Free memory was 129.4MB in the beginning and 126.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 654.51ms. Allocated memory is still 186.6MB. Free memory was 126.5MB in the beginning and 90.9MB in the end (delta: 35.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * CodeCheck took 528.50ms. Allocated memory is still 186.6MB. Free memory was 90.9MB in the beginning and 61.0MB in the end (delta: 29.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Witness Printer took 4.67ms. Allocated memory is still 186.6MB. Free memory was 61.0MB in the beginning and 60.2MB in the end (delta: 825.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 03:03:21,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/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_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/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_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0662b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/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_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/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 c438ffd626bdee128509ec860e89120ac1af3d509c5b04a3a25ef010460145fc --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:03:23,169 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:03:23,251 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 03:03:23,284 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:03:23,285 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:03:23,286 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:03:23,287 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:03:23,288 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:03:23,288 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:03:23,289 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:03:23,289 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:03:23,290 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:03:23,290 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:03:23,291 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:03:23,291 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:03:23,292 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:03:23,292 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:03:23,293 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:03:23,293 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:03:23,294 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:03:23,294 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:03:23,295 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:03:23,295 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:03:23,296 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:03:23,296 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:03:23,297 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:03:23,297 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:03:23,298 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:03:23,298 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:03:23,299 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:03:23,299 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:03:23,300 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:03:23,300 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:03:23,301 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:03:23,301 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:03:23,301 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:03:23,301 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:03:23,302 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_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c438ffd626bdee128509ec860e89120ac1af3d509c5b04a3a25ef010460145fc [2023-12-03 03:03:23,587 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:03:23,607 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:03:23,610 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:03:23,611 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:03:23,612 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:03:23,613 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/float_req_bl_0662b.c [2023-12-03 03:03:26,476 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:03:26,697 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:03:26,698 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/sv-benchmarks/c/float-newlib/float_req_bl_0662b.c [2023-12-03 03:03:26,707 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/data/8b5bcbeb3/bb5b6c7a6629414ba2dd5214a8da58b8/FLAG422fe0aa6 [2023-12-03 03:03:26,721 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/data/8b5bcbeb3/bb5b6c7a6629414ba2dd5214a8da58b8 [2023-12-03 03:03:26,723 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:03:26,725 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:03:26,726 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:03:26,726 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:03:26,730 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:03:26,730 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:03:26" (1/1) ... [2023-12-03 03:03:26,731 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23f8e8de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:26, skipping insertion in model container [2023-12-03 03:03:26,731 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:03:26" (1/1) ... [2023-12-03 03:03:26,759 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:03:26,938 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_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/sv-benchmarks/c/float-newlib/float_req_bl_0662b.c[5281,5294] [2023-12-03 03:03:26,942 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:03:26,958 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:03:27,005 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_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/sv-benchmarks/c/float-newlib/float_req_bl_0662b.c[5281,5294] [2023-12-03 03:03:27,007 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:03:27,026 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:03:27,027 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:27 WrapperNode [2023-12-03 03:03:27,027 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:03:27,028 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:03:27,028 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:03:27,028 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:03:27,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:27" (1/1) ... [2023-12-03 03:03:27,051 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:27" (1/1) ... [2023-12-03 03:03:27,081 INFO L138 Inliner]: procedures = 22, calls = 79, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 217 [2023-12-03 03:03:27,081 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:03:27,082 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:03:27,082 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:03:27,083 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:03:27,091 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:27" (1/1) ... [2023-12-03 03:03:27,091 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:27" (1/1) ... [2023-12-03 03:03:27,099 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:27" (1/1) ... [2023-12-03 03:03:27,099 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:27" (1/1) ... [2023-12-03 03:03:27,119 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:27" (1/1) ... [2023-12-03 03:03:27,125 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:27" (1/1) ... [2023-12-03 03:03:27,129 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:27" (1/1) ... [2023-12-03 03:03:27,132 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:27" (1/1) ... [2023-12-03 03:03:27,139 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:03:27,140 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:03:27,140 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:03:27,140 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:03:27,141 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:27" (1/1) ... [2023-12-03 03:03:27,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:03:27,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:03:27,175 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:03:27,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:03:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:03:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-12-03 03:03:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:03:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:03:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-12-03 03:03:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2023-12-03 03:03:27,206 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2023-12-03 03:03:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 03:03:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:03:27,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:03:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-12-03 03:03:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2023-12-03 03:03:27,207 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2023-12-03 03:03:27,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:03:27,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:03:27,312 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:03:27,314 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:03:59,754 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:03:59,832 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:03:59,832 INFO L309 CfgBuilder]: Removed 14 assume(true) statements. [2023-12-03 03:03:59,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:03:59 BoogieIcfgContainer [2023-12-03 03:03:59,834 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:03:59,835 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:03:59,835 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:03:59,845 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:03:59,845 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:03:59" (1/1) ... [2023-12-03 03:03:59,854 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:03:59,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:59,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 69 states and 112 transitions. [2023-12-03 03:03:59,911 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 112 transitions. [2023-12-03 03:03:59,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 03:03:59,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:59,914 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:03:59,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:03:59,934 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:03:59,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 03:04:00,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:00,989 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:04:01,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:01,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:04:01,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:04:01,109 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 03:04:01,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 03:04:01,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:04:01,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 69 states and 107 transitions. [2023-12-03 03:04:01,751 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 107 transitions. [2023-12-03 03:04:01,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 03:04:01,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:04:01,752 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:04:01,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:04:01,753 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:04:01,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 03:04:04,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:04,593 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:04:04,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:04,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 03:04:04,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:04:04,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-03 03:04:05,831 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-12-03 03:04:05,832 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 26 [2023-12-03 03:04:05,922 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 03:04:05,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 28 [2023-12-03 03:04:18,146 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 03:04:18,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-12-03 03:04:29,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-03 03:04:42,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:04:42,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 69 states and 106 transitions. [2023-12-03 03:04:42,483 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 106 transitions. [2023-12-03 03:04:42,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 03:04:42,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:04:42,486 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:04:42,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:04:42,488 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:04:42,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 03:04:47,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:47,165 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:04:47,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:47,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 03:04:47,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:04:48,644 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-03 03:04:48,666 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2023-12-03 03:04:53,129 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 03:04:53,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 03:05:45,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.11s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:05:46,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:05:50,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:05:50,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 72 states and 128 transitions. [2023-12-03 03:05:50,263 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 128 transitions. [2023-12-03 03:05:50,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 03:05:50,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:05:50,265 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:05:50,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:05:50,266 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:05:50,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 03:05:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:05:52,966 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:05:53,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:05:53,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:05:53,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:05:53,983 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 03:05:53,984 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2023-12-03 03:06:18,521 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 03:06:18,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 03:08:05,840 WARN L293 SmtUtils]: Spent 52.87s on a formula simplification that was a NOOP. DAG size: 28 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 03:09:29,236 WARN L293 SmtUtils]: Spent 44.47s on a formula simplification that was a NOOP. DAG size: 29 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 03:09:30,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:09:30,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 68 states and 114 transitions. [2023-12-03 03:09:30,744 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 114 transitions. [2023-12-03 03:09:30,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 03:09:30,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:09:30,745 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:09:30,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:09:30,747 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:09:30,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 03:09:33,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:09:33,124 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:09:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:09:33,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:09:33,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:09:36,827 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-03 03:09:36,846 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2023-12-03 03:09:47,838 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 03:09:47,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 03:10:49,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 03:10:50,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:50,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 44 states and 56 transitions. [2023-12-03 03:10:50,969 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2023-12-03 03:10:50,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 03:10:50,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:50,970 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:10:50,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:10:50,972 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:10:50,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 03:10:51,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:51,982 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:10:52,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:52,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:10:52,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:52,071 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 03:10:52,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 03:11:02,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 03:11:02,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:02,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 44 states and 54 transitions. [2023-12-03 03:11:02,932 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2023-12-03 03:11:02,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 03:11:02,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:02,933 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:11:02,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:11:02,934 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:11:02,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-03 03:11:05,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:05,322 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:11:05,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:05,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:11:05,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:05,477 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-03 03:11:05,500 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2023-12-03 03:11:05,664 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 03:11:05,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-03 03:12:16,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-03 03:12:31,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-03 03:12:41,539 WARN L293 SmtUtils]: Spent 5.29s on a formula simplification that was a NOOP. DAG size: 38 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 03:12:56,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:56,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2023-12-03 03:12:56,697 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2023-12-03 03:12:56,698 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 03:12:56,698 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2023-12-03 03:12:56,705 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 03:12:58,718 INFO L560 CodeCheckObserver]: Invariant with dag size 39 [2023-12-03 03:12:58,727 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.ClassCastException: class de.uni_freiburg.informatik.ultimate.boogie.ast.BitVectorAccessExpression cannot be cast to class de.uni_freiburg.informatik.ultimate.boogie.ast.BitvecLiteral (de.uni_freiburg.informatik.ultimate.boogie.ast.BitVectorAccessExpression and de.uni_freiburg.informatik.ultimate.boogie.ast.BitvecLiteral are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @53f48368) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateFunctionApplication(CACSL2BoogieBacktranslator.java:1188) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateExpression(CACSL2BoogieBacktranslator.java:1044) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateBinaryExpression(CACSL2BoogieBacktranslator.java:1095) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateExpression(CACSL2BoogieBacktranslator.java:1034) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateBinaryExpression(CACSL2BoogieBacktranslator.java:1096) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateExpression(CACSL2BoogieBacktranslator.java:1034) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateBinaryExpression(CACSL2BoogieBacktranslator.java:1095) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateExpression(CACSL2BoogieBacktranslator.java:1034) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateBinaryExpression(CACSL2BoogieBacktranslator.java:1095) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateExpression(CACSL2BoogieBacktranslator.java:1034) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateBinaryExpression(CACSL2BoogieBacktranslator.java:1095) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateExpression(CACSL2BoogieBacktranslator.java:1034) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateBinaryExpression(CACSL2BoogieBacktranslator.java:1095) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateExpression(CACSL2BoogieBacktranslator.java:1034) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateExpressionWithContext(CACSL2BoogieBacktranslator.java:950) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateExpressionWithContext(CACSL2BoogieBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionWithContext(ModelTranslationContainer.java:101) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionWithContext(ModelTranslationContainer.java:101) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionWithContext(ModelTranslationContainer.java:101) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionWithContext(ModelTranslationContainer.java:101) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionWithContextToString(ModelTranslationContainer.java:91) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.BacktranslationService.translateExpressionWithContextToString(BacktranslationService.java:98) at de.uni_freiburg.informatik.ultimate.core.lib.results.InvariantResult.(InvariantResult.java:47) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createInvariantResults(CodeCheckObserver.java:563) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:521) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 03:12:58,730 INFO L158 Benchmark]: Toolchain (without parser) took 572005.38ms. Allocated memory is still 102.8MB. Free memory was 79.7MB in the beginning and 31.4MB in the end (delta: 48.3MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. [2023-12-03 03:12:58,731 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 69.2MB. Free memory is still 45.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:12:58,732 INFO L158 Benchmark]: CACSL2BoogieTranslator took 301.24ms. Allocated memory is still 102.8MB. Free memory was 79.5MB in the beginning and 64.3MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 03:12:58,732 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.70ms. Allocated memory is still 102.8MB. Free memory was 64.3MB in the beginning and 62.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:12:58,733 INFO L158 Benchmark]: Boogie Preprocessor took 57.07ms. Allocated memory is still 102.8MB. Free memory was 62.0MB in the beginning and 59.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:12:58,734 INFO L158 Benchmark]: RCFGBuilder took 32694.30ms. Allocated memory is still 102.8MB. Free memory was 58.8MB in the beginning and 48.4MB in the end (delta: 10.5MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2023-12-03 03:12:58,734 INFO L158 Benchmark]: CodeCheck took 538894.30ms. Allocated memory is still 102.8MB. Free memory was 48.4MB in the beginning and 31.4MB in the end (delta: 16.9MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2023-12-03 03:12:58,738 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 69 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 536.8s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 12 mSolverCounterUnknown, 590 SdHoareTripleChecker+Valid, 223.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 154 mSDsluCounter, 413 SdHoareTripleChecker+Invalid, 218.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 78 mSDsCounter, 107 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 725 IncrementalHoareTripleChecker+Invalid, 844 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 107 mSolverCounterUnsat, 335 mSDtfsCounter, 725 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1139 GetRequests, 1043 SyntacticMatches, 10 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2152 ImplicationChecksByTransitivity, 451.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 59.7s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 105 ConstructedInterpolants, 16 QuantifiedInterpolants, 844 SizeOfPredicates, 39 NumberOfNonLiveVariables, 676 ConjunctsInSsa, 62 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: 232]: 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 - ExceptionOrErrorResult: ClassCastException: class de.uni_freiburg.informatik.ultimate.boogie.ast.BitVectorAccessExpression cannot be cast to class de.uni_freiburg.informatik.ultimate.boogie.ast.BitvecLiteral (de.uni_freiburg.informatik.ultimate.boogie.ast.BitVectorAccessExpression and de.uni_freiburg.informatik.ultimate.boogie.ast.BitvecLiteral are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @53f48368) de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: ClassCastException: class de.uni_freiburg.informatik.ultimate.boogie.ast.BitVectorAccessExpression cannot be cast to class de.uni_freiburg.informatik.ultimate.boogie.ast.BitvecLiteral (de.uni_freiburg.informatik.ultimate.boogie.ast.BitVectorAccessExpression and de.uni_freiburg.informatik.ultimate.boogie.ast.BitvecLiteral are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @53f48368): de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateFunctionApplication(CACSL2BoogieBacktranslator.java:1188) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 69.2MB. Free memory is still 45.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 301.24ms. Allocated memory is still 102.8MB. Free memory was 79.5MB in the beginning and 64.3MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.70ms. Allocated memory is still 102.8MB. Free memory was 64.3MB in the beginning and 62.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.07ms. Allocated memory is still 102.8MB. Free memory was 62.0MB in the beginning and 59.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 32694.30ms. Allocated memory is still 102.8MB. Free memory was 58.8MB in the beginning and 48.4MB in the end (delta: 10.5MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * CodeCheck took 538894.30ms. Allocated memory is still 102.8MB. Free memory was 48.4MB in the beginning and 31.4MB in the end (delta: 16.9MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:12:58,952 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-03 03:12:58,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cbe77a2-2447-45ca-ada8-1d6dd65aa332/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: ERROR: ExceptionOrErrorResult: ClassCastException: class de.uni_freiburg.informatik.ultimate.boogie.ast.BitVectorAccessExpression cannot be cast to class de.uni_freiburg.informatik.ultimate.boogie.ast.BitvecLiteral (de.uni_freiburg.informatik.ultimate.boogie.ast.BitVectorAccessExpression and de.uni_freiburg.informatik.ultimate.boogie.ast.BitvecLiteral are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @53f48368)