./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0680a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0680a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4eed4446e0f432c6be204cca890b68b3d1d04721717deb663609d1d77477b2e5 ............................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0680a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4eed4446e0f432c6be204cca890b68b3d1d04721717deb663609d1d77477b2e5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:45:26,365 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:45:26,367 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:45:26,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:45:26,419 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:45:26,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:45:26,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:45:26,425 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:45:26,427 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:45:26,428 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:45:26,430 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:45:26,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:45:26,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:45:26,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:45:26,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:45:26,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:45:26,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:45:26,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:45:26,442 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:45:26,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:45:26,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:45:26,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:45:26,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:45:26,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:45:26,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:45:26,455 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:45:26,455 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:45:26,456 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:45:26,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:45:26,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:45:26,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:45:26,460 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:45:26,461 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:45:26,462 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:45:26,463 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:45:26,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:45:26,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:45:26,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:45:26,466 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:45:26,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:45:26,468 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:45:26,469 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 09:45:26,494 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:45:26,494 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:45:26,494 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:45:26,495 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:45:26,496 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:45:26,496 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:45:26,496 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:45:26,497 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:45:26,497 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:45:26,497 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:45:26,497 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:45:26,497 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:45:26,497 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:45:26,498 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:45:26,498 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:45:26,498 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:45:26,498 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:45:26,498 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:45:26,499 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:45:26,499 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:45:26,499 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:45:26,499 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:45:26,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:45:26,500 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:45:26,500 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:45:26,500 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:45:26,500 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:45:26,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:45:26,501 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:45:26,501 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:45:26,501 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:45:26,501 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:45:26,501 INFO L138 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_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4eed4446e0f432c6be204cca890b68b3d1d04721717deb663609d1d77477b2e5 [2021-10-28 09:45:26,759 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:45:26,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:45:26,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:45:26,786 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:45:26,787 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:45:26,788 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/float-newlib/double_req_bl_0680a.c [2021-10-28 09:45:26,857 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/data/2b9ec2505/7e1faa740dad4148945ebaed2d341d3d/FLAG22b22b43c [2021-10-28 09:45:27,361 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:45:27,362 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/sv-benchmarks/c/float-newlib/double_req_bl_0680a.c [2021-10-28 09:45:27,370 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/data/2b9ec2505/7e1faa740dad4148945ebaed2d341d3d/FLAG22b22b43c [2021-10-28 09:45:27,718 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/data/2b9ec2505/7e1faa740dad4148945ebaed2d341d3d [2021-10-28 09:45:27,720 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:45:27,722 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:45:27,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:45:27,724 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:45:27,735 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:45:27,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:45:27" (1/1) ... [2021-10-28 09:45:27,737 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@123601db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:27, skipping insertion in model container [2021-10-28 09:45:27,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:45:27" (1/1) ... [2021-10-28 09:45:27,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:45:27,772 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:45:28,036 WARN L228 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_a45946c1-8353-477f-be67-f0d5f19a64d2/sv-benchmarks/c/float-newlib/double_req_bl_0680a.c[6165,6178] [2021-10-28 09:45:28,040 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:45:28,051 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:45:28,106 WARN L228 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_a45946c1-8353-477f-be67-f0d5f19a64d2/sv-benchmarks/c/float-newlib/double_req_bl_0680a.c[6165,6178] [2021-10-28 09:45:28,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:45:28,125 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:45:28,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:28 WrapperNode [2021-10-28 09:45:28,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:45:28,127 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:45:28,127 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:45:28,127 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:45:28,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:28" (1/1) ... [2021-10-28 09:45:28,150 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:28" (1/1) ... [2021-10-28 09:45:28,190 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:45:28,191 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:45:28,191 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:45:28,191 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:45:28,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:28" (1/1) ... [2021-10-28 09:45:28,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:28" (1/1) ... [2021-10-28 09:45:28,209 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:28" (1/1) ... [2021-10-28 09:45:28,210 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:28" (1/1) ... [2021-10-28 09:45:28,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:28" (1/1) ... [2021-10-28 09:45:28,241 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:28" (1/1) ... [2021-10-28 09:45:28,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:28" (1/1) ... [2021-10-28 09:45:28,265 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:45:28,273 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:45:28,274 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:45:28,274 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:45:28,276 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:28" (1/1) ... [2021-10-28 09:45:28,286 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:45:28,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:45:28,323 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:45:28,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:45:28,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:45:28,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:45:28,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-10-28 09:45:28,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 09:45:28,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-10-28 09:45:28,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:45:28,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:45:28,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 09:45:28,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-10-28 09:45:28,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 09:45:29,143 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:45:29,149 INFO L299 CfgBuilder]: Removed 44 assume(true) statements. [2021-10-28 09:45:29,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:45:29 BoogieIcfgContainer [2021-10-28 09:45:29,151 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:45:29,153 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:45:29,153 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:45:29,160 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:45:29,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:45:27" (1/3) ... [2021-10-28 09:45:29,161 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a390a22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:45:29, skipping insertion in model container [2021-10-28 09:45:29,164 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:28" (2/3) ... [2021-10-28 09:45:29,164 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a390a22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:45:29, skipping insertion in model container [2021-10-28 09:45:29,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:45:29" (3/3) ... [2021-10-28 09:45:29,167 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0680a.c [2021-10-28 09:45:29,173 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:45:29,180 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-28 09:45:29,225 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:45:29,231 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 09:45:29,232 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-28 09:45:29,256 INFO L276 IsEmpty]: Start isEmpty. Operand has 113 states, 111 states have (on average 1.7117117117117118) internal successors, (190), 112 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:45:29,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-28 09:45:29,262 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:45:29,262 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:45:29,263 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:45:29,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:45:29,275 INFO L85 PathProgramCache]: Analyzing trace with hash 1264059097, now seen corresponding path program 1 times [2021-10-28 09:45:29,284 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:45:29,285 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780693191] [2021-10-28 09:45:29,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:45:29,286 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:45:29,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:45:29,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:45:29,514 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:45:29,514 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780693191] [2021-10-28 09:45:29,515 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780693191] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:45:29,515 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:45:29,516 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:45:29,517 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452710138] [2021-10-28 09:45:29,522 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 09:45:29,522 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:45:29,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 09:45:29,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:45:29,538 INFO L87 Difference]: Start difference. First operand has 113 states, 111 states have (on average 1.7117117117117118) internal successors, (190), 112 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:45:29,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:45:29,564 INFO L93 Difference]: Finished difference Result 224 states and 378 transitions. [2021-10-28 09:45:29,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:45:29,565 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-10-28 09:45:29,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:45:29,576 INFO L225 Difference]: With dead ends: 224 [2021-10-28 09:45:29,576 INFO L226 Difference]: Without dead ends: 110 [2021-10-28 09:45:29,580 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:45:29,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2021-10-28 09:45:29,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2021-10-28 09:45:29,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 109 states have (on average 1.4495412844036697) internal successors, (158), 109 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:45:29,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 158 transitions. [2021-10-28 09:45:29,621 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 158 transitions. Word has length 10 [2021-10-28 09:45:29,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:45:29,622 INFO L470 AbstractCegarLoop]: Abstraction has 110 states and 158 transitions. [2021-10-28 09:45:29,622 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:45:29,622 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 158 transitions. [2021-10-28 09:45:29,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-28 09:45:29,623 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:45:29,624 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:45:29,624 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 09:45:29,624 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:45:29,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:45:29,625 INFO L85 PathProgramCache]: Analyzing trace with hash -925329470, now seen corresponding path program 1 times [2021-10-28 09:45:29,625 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:45:29,626 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417492728] [2021-10-28 09:45:29,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:45:29,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:45:29,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:45:29,755 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:45:29,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:45:29,864 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:45:29,864 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-10-28 09:45:29,866 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:45:29,868 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 09:45:29,871 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1] [2021-10-28 09:45:29,879 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:45:29,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:45:29 BoogieIcfgContainer [2021-10-28 09:45:29,925 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:45:29,926 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:45:29,926 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:45:29,926 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:45:29,927 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:45:29" (3/4) ... [2021-10-28 09:45:29,931 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 09:45:29,931 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:45:29,934 INFO L168 Benchmark]: Toolchain (without parser) took 2211.55 ms. Allocated memory is still 111.1 MB. Free memory was 76.0 MB in the beginning and 59.6 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-28 09:45:29,935 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 111.1 MB. Free memory was 84.8 MB in the beginning and 84.8 MB in the end (delta: 27.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:45:29,936 INFO L168 Benchmark]: CACSL2BoogieTranslator took 402.71 ms. Allocated memory is still 111.1 MB. Free memory was 75.8 MB in the beginning and 82.4 MB in the end (delta: -6.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:45:29,939 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.53 ms. Allocated memory is still 111.1 MB. Free memory was 82.4 MB in the beginning and 78.8 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:45:29,940 INFO L168 Benchmark]: Boogie Preprocessor took 81.62 ms. Allocated memory is still 111.1 MB. Free memory was 78.8 MB in the beginning and 75.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:45:29,941 INFO L168 Benchmark]: RCFGBuilder took 877.95 ms. Allocated memory is still 111.1 MB. Free memory was 75.7 MB in the beginning and 48.4 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:45:29,943 INFO L168 Benchmark]: TraceAbstraction took 772.40 ms. Allocated memory is still 111.1 MB. Free memory was 47.9 MB in the beginning and 60.2 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:45:29,945 INFO L168 Benchmark]: Witness Printer took 6.49 ms. Allocated memory is still 111.1 MB. Free memory is still 59.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:45:29,949 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 111.1 MB. Free memory was 84.8 MB in the beginning and 84.8 MB in the end (delta: 27.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 402.71 ms. Allocated memory is still 111.1 MB. Free memory was 75.8 MB in the beginning and 82.4 MB in the end (delta: -6.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 63.53 ms. Allocated memory is still 111.1 MB. Free memory was 82.4 MB in the beginning and 78.8 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 81.62 ms. Allocated memory is still 111.1 MB. Free memory was 78.8 MB in the beginning and 75.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 877.95 ms. Allocated memory is still 111.1 MB. Free memory was 75.7 MB in the beginning and 48.4 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 772.40 ms. Allocated memory is still 111.1 MB. Free memory was 47.9 MB in the beginning and 60.2 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 6.49 ms. Allocated memory is still 111.1 MB. Free memory is still 59.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 259]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 164, overapproximation of someUnaryDOUBLEoperation at line 253, overapproximation of bitwiseAnd at line 162, overapproximation of someBinaryArithmeticDOUBLEoperation at line 165, overapproximation of someBinaryDOUBLEComparisonOperation at line 258. Possible FailurePath: [L39-L44] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L46-L51] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L62-L64] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L141-L142] static const double tiny_atan2 = 1.0e-300, zero_atan2 = 0.0, pi_lo_atan2 = 1.2246467991473531772E-16; VAL [aT_atan={6:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L253] double x = -0.0; [L254] double y = -0.0; [L145] double z; [L146] __int32_t k, m, hx, hy, ix, iy; [L147] __uint32_t lx, ly; VAL [aT_atan={6:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L150] ieee_double_shape_type ew_u; [L151] ew_u.value = (x) [L152] EXPR ew_u.parts.msw [L152] (hx) = ew_u.parts.msw [L153] EXPR ew_u.parts.lsw [L153] (lx) = ew_u.parts.lsw [L155] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L157] ieee_double_shape_type ew_u; [L158] ew_u.value = (y) [L159] EXPR ew_u.parts.msw [L159] (hy) = ew_u.parts.msw [L160] EXPR ew_u.parts.lsw [L160] (ly) = ew_u.parts.lsw [L162] iy = hy & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L163-L164] COND TRUE ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) [L165] return x + y; VAL [aT_atan={6:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L256] double res = __ieee754_atan2(y, x); [L258] COND TRUE res != -pi VAL [aT_atan={6:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L259] reach_error() VAL [aT_atan={6:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 113 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 161 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s 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, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-10-28 09:45:30,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:45:32,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:45:32,563 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:45:32,595 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:45:32,596 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:45:32,598 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:45:32,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:45:32,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:45:32,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:45:32,606 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:45:32,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:45:32,608 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:45:32,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:45:32,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:45:32,612 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:45:32,614 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:45:32,615 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:45:32,616 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:45:32,618 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:45:32,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:45:32,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:45:32,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:45:32,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:45:32,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:45:32,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:45:32,632 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:45:32,632 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:45:32,634 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:45:32,634 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:45:32,636 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:45:32,636 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:45:32,637 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:45:32,638 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:45:32,639 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:45:32,641 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:45:32,641 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:45:32,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:45:32,643 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:45:32,643 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:45:32,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:45:32,646 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:45:32,647 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-28 09:45:32,676 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:45:32,676 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:45:32,677 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:45:32,677 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:45:32,678 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:45:32,679 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:45:32,679 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:45:32,679 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:45:32,680 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:45:32,680 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:45:32,680 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:45:32,681 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:45:32,681 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:45:32,681 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:45:32,682 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 09:45:32,682 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 09:45:32,682 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:45:32,683 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:45:32,683 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:45:32,683 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:45:32,683 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:45:32,684 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:45:32,684 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:45:32,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:45:32,685 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:45:32,685 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:45:32,685 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:45:32,685 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 09:45:32,686 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 09:45:32,686 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:45:32,686 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:45:32,687 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:45:32,687 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:45:32,687 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 09:45:32,687 INFO L138 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_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4eed4446e0f432c6be204cca890b68b3d1d04721717deb663609d1d77477b2e5 [2021-10-28 09:45:33,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:45:33,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:45:33,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:45:33,069 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:45:33,070 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:45:33,071 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/float-newlib/double_req_bl_0680a.c [2021-10-28 09:45:33,136 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/data/f5809aaff/3b534c0f7eba4b648c226763a59403ce/FLAGb121e05bd [2021-10-28 09:45:33,691 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:45:33,692 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/sv-benchmarks/c/float-newlib/double_req_bl_0680a.c [2021-10-28 09:45:33,703 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/data/f5809aaff/3b534c0f7eba4b648c226763a59403ce/FLAGb121e05bd [2021-10-28 09:45:34,013 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/data/f5809aaff/3b534c0f7eba4b648c226763a59403ce [2021-10-28 09:45:34,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:45:34,023 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:45:34,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:45:34,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:45:34,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:45:34,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:45:34" (1/1) ... [2021-10-28 09:45:34,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5216aeef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:34, skipping insertion in model container [2021-10-28 09:45:34,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:45:34" (1/1) ... [2021-10-28 09:45:34,042 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:45:34,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:45:34,350 WARN L228 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_a45946c1-8353-477f-be67-f0d5f19a64d2/sv-benchmarks/c/float-newlib/double_req_bl_0680a.c[6165,6178] [2021-10-28 09:45:34,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:45:34,382 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:45:34,475 WARN L228 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_a45946c1-8353-477f-be67-f0d5f19a64d2/sv-benchmarks/c/float-newlib/double_req_bl_0680a.c[6165,6178] [2021-10-28 09:45:34,476 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:45:34,529 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:45:34,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:34 WrapperNode [2021-10-28 09:45:34,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:45:34,532 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:45:34,532 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:45:34,532 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:45:34,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:34" (1/1) ... [2021-10-28 09:45:34,569 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:34" (1/1) ... [2021-10-28 09:45:34,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:45:34,653 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:45:34,653 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:45:34,653 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:45:34,662 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:34" (1/1) ... [2021-10-28 09:45:34,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:34" (1/1) ... [2021-10-28 09:45:34,674 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:34" (1/1) ... [2021-10-28 09:45:34,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:34" (1/1) ... [2021-10-28 09:45:34,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:34" (1/1) ... [2021-10-28 09:45:34,750 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:34" (1/1) ... [2021-10-28 09:45:34,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:34" (1/1) ... [2021-10-28 09:45:34,771 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:45:34,779 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:45:34,779 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:45:34,780 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:45:34,780 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:34" (1/1) ... [2021-10-28 09:45:34,792 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:45:34,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:45:34,817 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:45:34,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:45:34,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-10-28 09:45:34,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-10-28 09:45:34,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-28 09:45:34,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:45:34,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2021-10-28 09:45:34,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-28 09:45:34,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:45:34,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:45:34,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-28 09:45:34,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 09:46:13,385 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:46:13,386 INFO L299 CfgBuilder]: Removed 44 assume(true) statements. [2021-10-28 09:46:13,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:46:13 BoogieIcfgContainer [2021-10-28 09:46:13,389 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:46:13,391 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:46:13,391 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:46:13,397 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:46:13,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:45:34" (1/3) ... [2021-10-28 09:46:13,399 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32516ca5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:46:13, skipping insertion in model container [2021-10-28 09:46:13,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:45:34" (2/3) ... [2021-10-28 09:46:13,400 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32516ca5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:46:13, skipping insertion in model container [2021-10-28 09:46:13,400 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:46:13" (3/3) ... [2021-10-28 09:46:13,404 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0680a.c [2021-10-28 09:46:13,420 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:46:13,421 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-28 09:46:13,461 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:46:13,466 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 09:46:13,467 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-28 09:46:13,483 INFO L276 IsEmpty]: Start isEmpty. Operand has 113 states, 111 states have (on average 1.7117117117117118) internal successors, (190), 112 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:46:13,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-28 09:46:13,488 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:46:13,489 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:46:13,490 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:46:13,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:46:13,496 INFO L85 PathProgramCache]: Analyzing trace with hash 1264059097, now seen corresponding path program 1 times [2021-10-28 09:46:13,509 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 09:46:13,509 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1118586008] [2021-10-28 09:46:13,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:46:13,510 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 09:46:13,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 09:46:13,517 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 09:46:13,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-28 09:46:13,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:46:13,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-28 09:46:13,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:46:14,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:46:14,254 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 09:46:14,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:46:14,510 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 09:46:14,511 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1118586008] [2021-10-28 09:46:14,511 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1118586008] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 09:46:14,512 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:46:14,512 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-28 09:46:14,514 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627502201] [2021-10-28 09:46:14,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 09:46:14,520 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 09:46:14,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 09:46:14,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:46:14,543 INFO L87 Difference]: Start difference. First operand has 113 states, 111 states have (on average 1.7117117117117118) internal successors, (190), 112 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:46:14,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:46:14,593 INFO L93 Difference]: Finished difference Result 224 states and 378 transitions. [2021-10-28 09:46:14,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:46:14,595 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-10-28 09:46:14,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:46:14,613 INFO L225 Difference]: With dead ends: 224 [2021-10-28 09:46:14,613 INFO L226 Difference]: Without dead ends: 110 [2021-10-28 09:46:14,618 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:46:14,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2021-10-28 09:46:14,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2021-10-28 09:46:14,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 109 states have (on average 1.4495412844036697) internal successors, (158), 109 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:46:14,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 158 transitions. [2021-10-28 09:46:14,675 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 158 transitions. Word has length 10 [2021-10-28 09:46:14,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:46:14,675 INFO L470 AbstractCegarLoop]: Abstraction has 110 states and 158 transitions. [2021-10-28 09:46:14,675 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:46:14,676 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 158 transitions. [2021-10-28 09:46:14,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-28 09:46:14,678 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:46:14,678 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:46:14,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-28 09:46:14,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 09:46:14,898 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:46:14,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:46:14,900 INFO L85 PathProgramCache]: Analyzing trace with hash -925329470, now seen corresponding path program 1 times [2021-10-28 09:46:14,901 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 09:46:14,901 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1861890665] [2021-10-28 09:46:14,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:46:14,901 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 09:46:14,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 09:46:14,903 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 09:46:14,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-28 09:46:15,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:46:15,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-28 09:46:15,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:46:15,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 34 [2021-10-28 09:46:18,338 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-28 09:46:18,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 24 [2021-10-28 09:46:19,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:46:19,969 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 09:46:44,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:46:44,851 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 09:46:44,851 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1861890665] [2021-10-28 09:46:44,851 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1861890665] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 09:46:44,852 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:46:44,852 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-10-28 09:46:44,852 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393769479] [2021-10-28 09:46:44,854 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-28 09:46:44,854 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 09:46:44,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-28 09:46:44,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=97, Unknown=9, NotChecked=0, Total=132 [2021-10-28 09:46:44,856 INFO L87 Difference]: Start difference. First operand 110 states and 158 transitions. Second operand has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 12 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:47:14,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:14,849 INFO L93 Difference]: Finished difference Result 172 states and 240 transitions. [2021-10-28 09:47:14,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 09:47:14,924 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 12 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-10-28 09:47:14,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:14,926 INFO L225 Difference]: With dead ends: 172 [2021-10-28 09:47:14,927 INFO L226 Difference]: Without dead ends: 82 [2021-10-28 09:47:14,928 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 38.3s TimeCoverageRelationStatistics Valid=79, Invalid=180, Unknown=13, NotChecked=0, Total=272 [2021-10-28 09:47:14,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2021-10-28 09:47:14,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 71. [2021-10-28 09:47:14,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 70 states have (on average 1.3285714285714285) internal successors, (93), 70 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:47:14,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 93 transitions. [2021-10-28 09:47:14,942 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 93 transitions. Word has length 12 [2021-10-28 09:47:14,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:14,942 INFO L470 AbstractCegarLoop]: Abstraction has 71 states and 93 transitions. [2021-10-28 09:47:14,943 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 12 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:47:14,943 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2021-10-28 09:47:14,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-28 09:47:14,944 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:14,944 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:47:14,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-10-28 09:47:15,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 09:47:15,157 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:47:15,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:15,158 INFO L85 PathProgramCache]: Analyzing trace with hash 808768545, now seen corresponding path program 1 times [2021-10-28 09:47:15,159 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 09:47:15,159 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [447208496] [2021-10-28 09:47:15,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:15,160 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 09:47:15,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 09:47:15,160 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 09:47:15,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-28 09:47:15,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:15,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-28 09:47:15,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:47:16,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 30 treesize of output 28 [2021-10-28 09:47:17,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:47:17,600 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 09:47:18,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 31 treesize of output 29 [2021-10-28 09:47:19,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:47:19,350 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 09:47:19,350 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [447208496] [2021-10-28 09:47:19,351 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [447208496] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:19,351 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:19,351 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-28 09:47:19,351 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716979316] [2021-10-28 09:47:19,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 09:47:19,352 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 09:47:19,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 09:47:19,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:47:19,353 INFO L87 Difference]: Start difference. First operand 71 states and 93 transitions. Second operand has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:47:21,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:21,295 INFO L93 Difference]: Finished difference Result 125 states and 164 transitions. [2021-10-28 09:47:21,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:47:21,500 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-28 09:47:21,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:21,501 INFO L225 Difference]: With dead ends: 125 [2021-10-28 09:47:21,501 INFO L226 Difference]: Without dead ends: 71 [2021-10-28 09:47:21,502 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2021-10-28 09:47:21,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2021-10-28 09:47:21,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-10-28 09:47:21,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 70 states have (on average 1.3142857142857143) internal successors, (92), 70 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:47:21,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 92 transitions. [2021-10-28 09:47:21,516 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 92 transitions. Word has length 17 [2021-10-28 09:47:21,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:21,516 INFO L470 AbstractCegarLoop]: Abstraction has 71 states and 92 transitions. [2021-10-28 09:47:21,517 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:47:21,517 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 92 transitions. [2021-10-28 09:47:21,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-28 09:47:21,518 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:21,518 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:47:21,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-28 09:47:21,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 09:47:21,729 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:47:21,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:21,730 INFO L85 PathProgramCache]: Analyzing trace with hash -1532035359, now seen corresponding path program 1 times [2021-10-28 09:47:21,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 09:47:21,731 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [102211156] [2021-10-28 09:47:21,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:21,731 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 09:47:21,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 09:47:21,732 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 09:47:21,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-28 09:47:22,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:22,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-28 09:47:22,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:47:25,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:47:25,346 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 09:47:29,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:47:29,040 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 09:47:29,040 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [102211156] [2021-10-28 09:47:29,040 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [102211156] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:29,040 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:29,041 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 11 [2021-10-28 09:47:29,041 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123169910] [2021-10-28 09:47:29,041 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-28 09:47:29,042 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 09:47:29,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-28 09:47:29,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-10-28 09:47:29,043 INFO L87 Difference]: Start difference. First operand 71 states and 92 transitions. Second operand has 11 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 11 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:47:33,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:33,832 INFO L93 Difference]: Finished difference Result 130 states and 171 transitions. [2021-10-28 09:47:33,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:47:33,833 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 11 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-28 09:47:33,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:33,834 INFO L225 Difference]: With dead ends: 130 [2021-10-28 09:47:33,835 INFO L226 Difference]: Without dead ends: 71 [2021-10-28 09:47:33,836 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2021-10-28 09:47:33,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2021-10-28 09:47:33,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-10-28 09:47:33,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 70 states have (on average 1.2857142857142858) internal successors, (90), 70 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:47:33,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 90 transitions. [2021-10-28 09:47:33,848 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 90 transitions. Word has length 17 [2021-10-28 09:47:33,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:33,849 INFO L470 AbstractCegarLoop]: Abstraction has 71 states and 90 transitions. [2021-10-28 09:47:33,849 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 11 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:47:33,849 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 90 transitions. [2021-10-28 09:47:33,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-28 09:47:33,850 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:33,851 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:47:33,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-28 09:47:34,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 09:47:34,072 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:47:34,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:34,073 INFO L85 PathProgramCache]: Analyzing trace with hash -255340040, now seen corresponding path program 1 times [2021-10-28 09:47:34,073 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 09:47:34,074 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [876064766] [2021-10-28 09:47:34,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:34,074 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 09:47:34,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 09:47:34,075 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 09:47:34,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-28 09:47:34,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:34,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 17 conjunts are in the unsatisfiable core [2021-10-28 09:47:34,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:47:34,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 34 [2021-10-28 09:47:37,120 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-28 09:47:37,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 22 [2021-10-28 09:47:41,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:47:41,892 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 09:47:51,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:47:51,023 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 09:47:51,024 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [876064766] [2021-10-28 09:47:51,024 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [876064766] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:51,024 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:51,025 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 9] imperfect sequences [] total 14 [2021-10-28 09:47:51,025 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157558443] [2021-10-28 09:47:51,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-10-28 09:47:51,026 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 09:47:51,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-28 09:47:51,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2021-10-28 09:47:51,028 INFO L87 Difference]: Start difference. First operand 71 states and 90 transitions. Second operand has 14 states, 14 states have (on average 2.2142857142857144) internal successors, (31), 14 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:48:05,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:48:05,081 INFO L93 Difference]: Finished difference Result 86 states and 107 transitions. [2021-10-28 09:48:05,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 09:48:05,083 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 2.2142857142857144) internal successors, (31), 14 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-28 09:48:05,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:48:05,084 INFO L225 Difference]: With dead ends: 86 [2021-10-28 09:48:05,084 INFO L226 Difference]: Without dead ends: 82 [2021-10-28 09:48:05,085 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 21 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 8.7s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2021-10-28 09:48:05,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2021-10-28 09:48:05,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 71. [2021-10-28 09:48:05,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 70 states have (on average 1.2714285714285714) internal successors, (89), 70 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:48:05,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 89 transitions. [2021-10-28 09:48:05,100 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 89 transitions. Word has length 18 [2021-10-28 09:48:05,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:48:05,101 INFO L470 AbstractCegarLoop]: Abstraction has 71 states and 89 transitions. [2021-10-28 09:48:05,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 2.2142857142857144) internal successors, (31), 14 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:48:05,101 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 89 transitions. [2021-10-28 09:48:05,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 09:48:05,102 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:48:05,102 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:48:05,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-28 09:48:05,302 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 09:48:05,303 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:48:05,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:48:05,303 INFO L85 PathProgramCache]: Analyzing trace with hash 667658140, now seen corresponding path program 1 times [2021-10-28 09:48:05,304 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 09:48:05,304 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2131654352] [2021-10-28 09:48:05,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:48:05,305 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 09:48:05,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 09:48:05,306 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 09:48:05,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-28 09:48:05,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:48:05,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-28 09:48:05,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:48:10,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:48:10,314 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 09:48:17,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:48:17,665 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 09:48:17,666 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2131654352] [2021-10-28 09:48:17,666 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2131654352] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 09:48:17,666 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:48:17,666 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2021-10-28 09:48:17,667 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100137306] [2021-10-28 09:48:17,667 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 09:48:17,667 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 09:48:17,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 09:48:17,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:48:17,668 INFO L87 Difference]: Start difference. First operand 71 states and 89 transitions. Second operand has 8 states, 8 states have (on average 4.625) internal successors, (37), 7 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:01,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:49:01,413 INFO L93 Difference]: Finished difference Result 90 states and 110 transitions. [2021-10-28 09:49:01,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:49:01,448 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.625) internal successors, (37), 7 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-28 09:49:01,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:49:01,449 INFO L225 Difference]: With dead ends: 90 [2021-10-28 09:49:01,449 INFO L226 Difference]: Without dead ends: 86 [2021-10-28 09:49:01,450 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 8.4s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-10-28 09:49:01,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2021-10-28 09:49:01,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 71. [2021-10-28 09:49:01,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 70 states have (on average 1.2571428571428571) internal successors, (88), 70 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:01,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 88 transitions. [2021-10-28 09:49:01,463 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 88 transitions. Word has length 19 [2021-10-28 09:49:01,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:49:01,464 INFO L470 AbstractCegarLoop]: Abstraction has 71 states and 88 transitions. [2021-10-28 09:49:01,464 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.625) internal successors, (37), 7 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:01,464 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 88 transitions. [2021-10-28 09:49:01,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-28 09:49:01,465 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:49:01,465 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:49:01,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-28 09:49:01,690 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 09:49:01,690 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:49:01,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:49:01,691 INFO L85 PathProgramCache]: Analyzing trace with hash -1240434960, now seen corresponding path program 1 times [2021-10-28 09:49:01,691 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 09:49:01,691 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1799277733] [2021-10-28 09:49:01,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:49:01,692 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 09:49:01,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 09:49:01,693 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 09:49:01,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-28 09:49:02,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:49:02,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-28 09:49:02,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:49:02,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 34 [2021-10-28 09:49:04,973 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-28 09:49:04,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 22 [2021-10-28 09:49:09,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:49:09,086 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 09:49:13,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:49:13,143 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 09:49:13,143 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1799277733] [2021-10-28 09:49:13,143 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1799277733] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 09:49:13,144 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:49:13,144 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 11 [2021-10-28 09:49:13,144 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760665842] [2021-10-28 09:49:13,145 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-28 09:49:13,145 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 09:49:13,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-28 09:49:13,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-10-28 09:49:13,147 INFO L87 Difference]: Start difference. First operand 71 states and 88 transitions. Second operand has 11 states, 11 states have (on average 3.3636363636363638) internal successors, (37), 11 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:16,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:49:16,643 INFO L93 Difference]: Finished difference Result 71 states and 88 transitions. [2021-10-28 09:49:16,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 09:49:16,643 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 3.3636363636363638) internal successors, (37), 11 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2021-10-28 09:49:16,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:49:16,644 INFO L225 Difference]: With dead ends: 71 [2021-10-28 09:49:16,644 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 09:49:16,645 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2021-10-28 09:49:16,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 09:49:16,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 09:49:16,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:16,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 09:49:16,646 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2021-10-28 09:49:16,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:49:16,647 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:49:16,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 3.3636363636363638) internal successors, (37), 11 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:16,647 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:49:16,647 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 09:49:16,650 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:49:16,675 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-28 09:49:16,869 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 09:49:16,871 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 09:49:16,874 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:16,915 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:16,917 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:16,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:16,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:16,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:16,942 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:16,944 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:17,000 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:17,001 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:17,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:17,003 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:17,004 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:17,010 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:17,021 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:17,022 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:17,023 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:33,108 WARN L207 SmtUtils]: Spent 14.68 s on a formula simplification. DAG size of input: 172 DAG size of output: 95 [2021-10-28 09:49:33,304 INFO L857 garLoopResultBuilder]: For program point L201(line 201) no Hoare annotation was computed. [2021-10-28 09:49:33,304 INFO L857 garLoopResultBuilder]: For program point L70-1(lines 70 74) no Hoare annotation was computed. [2021-10-28 09:49:33,304 INFO L853 garLoopResultBuilder]: At program point L70-2(lines 70 74) the Hoare annotation is: false [2021-10-28 09:49:33,304 INFO L857 garLoopResultBuilder]: For program point L70-3(lines 70 74) no Hoare annotation was computed. [2021-10-28 09:49:33,305 INFO L857 garLoopResultBuilder]: For program point L70-5(lines 70 74) no Hoare annotation was computed. [2021-10-28 09:49:33,305 INFO L853 garLoopResultBuilder]: At program point L70-6(lines 70 74) the Hoare annotation is: false [2021-10-28 09:49:33,305 INFO L857 garLoopResultBuilder]: For program point L70-7(lines 70 74) no Hoare annotation was computed. [2021-10-28 09:49:33,305 INFO L857 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2021-10-28 09:49:33,306 INFO L857 garLoopResultBuilder]: For program point L170(lines 170 180) no Hoare annotation was computed. [2021-10-28 09:49:33,306 INFO L857 garLoopResultBuilder]: For program point L170-2(lines 144 244) no Hoare annotation was computed. [2021-10-28 09:49:33,306 INFO L857 garLoopResultBuilder]: For program point L171(lines 171 179) no Hoare annotation was computed. [2021-10-28 09:49:33,307 INFO L857 garLoopResultBuilder]: For program point L205(line 205) no Hoare annotation was computed. [2021-10-28 09:49:33,307 INFO L857 garLoopResultBuilder]: For program point L172(line 172) no Hoare annotation was computed. [2021-10-28 09:49:33,307 INFO L857 garLoopResultBuilder]: For program point L172-2(line 172) no Hoare annotation was computed. [2021-10-28 09:49:33,307 INFO L857 garLoopResultBuilder]: For program point L239(line 239) no Hoare annotation was computed. [2021-10-28 09:49:33,307 INFO L857 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2021-10-28 09:49:33,308 INFO L857 garLoopResultBuilder]: For program point L107(lines 107 113) no Hoare annotation was computed. [2021-10-28 09:49:33,308 INFO L857 garLoopResultBuilder]: For program point L107-2(lines 90 115) no Hoare annotation was computed. [2021-10-28 09:49:33,308 INFO L857 garLoopResultBuilder]: For program point L107-3(lines 107 113) no Hoare annotation was computed. [2021-10-28 09:49:33,308 INFO L857 garLoopResultBuilder]: For program point L107-5(lines 90 115) no Hoare annotation was computed. [2021-10-28 09:49:33,309 INFO L857 garLoopResultBuilder]: For program point L241(line 241) no Hoare annotation was computed. [2021-10-28 09:49:33,309 INFO L857 garLoopResultBuilder]: For program point L175(line 175) no Hoare annotation was computed. [2021-10-28 09:49:33,309 INFO L857 garLoopResultBuilder]: For program point L76(lines 76 89) no Hoare annotation was computed. [2021-10-28 09:49:33,309 INFO L857 garLoopResultBuilder]: For program point L76-1(lines 76 89) no Hoare annotation was computed. [2021-10-28 09:49:33,310 INFO L857 garLoopResultBuilder]: For program point L177(line 177) no Hoare annotation was computed. [2021-10-28 09:49:33,310 INFO L853 garLoopResultBuilder]: At program point L144(lines 144 244) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 11 53)))) (and (= ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)) ~tiny_atan2~0) (= ULTIMATE.start___ieee754_atan2_~y .cse0) (exists ((|v_skolemized_q#valueAsBitvector_32| (_ BitVec 64))) (and (= ULTIMATE.start___ieee754_atan2_~iy~0 (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_32|))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_32|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_32|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_32|)) (fp.neg (_ +zero 11 53))))) (= (fp.sub roundNearestTiesToEven (fp.neg ~pi~0) ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0))) |ULTIMATE.start___ieee754_atan2_#res|) (exists ((|v_skolemized_q#valueAsBitvector_36| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_35| (_ BitVec 64))) (let ((.cse1 (fp.neg (_ +zero 11 53)))) (and (= (bvor (bvand (_ bv1 32) (bvashr ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_36|) (_ bv31 32))) (bvand (_ bv2 32) (bvashr ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_35|) (_ bv30 32)))) ULTIMATE.start___ieee754_atan2_~m~0) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_35|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_35|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_35|)) .cse1) (= .cse1 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_36|)))))) (= ULTIMATE.start___ieee754_atan2_~x .cse0) (exists ((|v_skolemized_q#valueAsBitvector_31| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_31|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_31|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_31|)) (fp.neg (_ +zero 11 53))) (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_31|)) ULTIMATE.start___ieee754_atan2_~ix~1))) (= ((_ to_fp 11 53) currentRoundingMode (/ 785398163397448279.0 250000000000000000.0)) ~pi~0) (= currentRoundingMode roundNearestTiesToEven) (exists ((|v_skolemized_q#valueAsBitvector_33| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_33|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_33|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_33|)) (fp.neg (_ +zero 11 53))) (= ULTIMATE.start___ieee754_atan2_~hy~0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_33|)) (= ULTIMATE.start___ieee754_atan2_~ly~0 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_33|)))) (exists ((|v_skolemized_q#valueAsBitvector_35| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_35|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_35|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_35|)) (fp.neg (_ +zero 11 53))) (= ULTIMATE.start___ieee754_atan2_~hx~1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_35|)))))) [2021-10-28 09:49:33,310 INFO L857 garLoopResultBuilder]: For program point L78-1(lines 78 82) no Hoare annotation was computed. [2021-10-28 09:49:33,311 INFO L853 garLoopResultBuilder]: At program point L78-2(lines 78 82) the Hoare annotation is: false [2021-10-28 09:49:33,311 INFO L857 garLoopResultBuilder]: For program point L78-3(lines 76 89) no Hoare annotation was computed. [2021-10-28 09:49:33,311 INFO L857 garLoopResultBuilder]: For program point L78-5(lines 78 82) no Hoare annotation was computed. [2021-10-28 09:49:33,311 INFO L853 garLoopResultBuilder]: At program point L78-6(lines 78 82) the Hoare annotation is: false [2021-10-28 09:49:33,312 INFO L857 garLoopResultBuilder]: For program point L78-7(lines 76 89) no Hoare annotation was computed. [2021-10-28 09:49:33,312 INFO L857 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2021-10-28 09:49:33,312 INFO L857 garLoopResultBuilder]: For program point L212-2(line 212) no Hoare annotation was computed. [2021-10-28 09:49:33,312 INFO L857 garLoopResultBuilder]: For program point L215(lines 215 220) no Hoare annotation was computed. [2021-10-28 09:49:33,313 INFO L857 garLoopResultBuilder]: For program point L149-1(lines 149 154) no Hoare annotation was computed. [2021-10-28 09:49:33,313 INFO L853 garLoopResultBuilder]: At program point L149-2(lines 149 154) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 11 53)))) (and (= ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)) ~tiny_atan2~0) (= ULTIMATE.start___ieee754_atan2_~y .cse0) (= ULTIMATE.start___ieee754_atan2_~x .cse0) (= ((_ to_fp 11 53) currentRoundingMode (/ 785398163397448279.0 250000000000000000.0)) ~pi~0) (= currentRoundingMode roundNearestTiesToEven))) [2021-10-28 09:49:33,313 INFO L857 garLoopResultBuilder]: For program point L149-3(lines 149 154) no Hoare annotation was computed. [2021-10-28 09:49:33,313 INFO L857 garLoopResultBuilder]: For program point L183(line 183) no Hoare annotation was computed. [2021-10-28 09:49:33,314 INFO L857 garLoopResultBuilder]: For program point L183-2(line 183) no Hoare annotation was computed. [2021-10-28 09:49:33,314 INFO L857 garLoopResultBuilder]: For program point L217(lines 217 220) no Hoare annotation was computed. [2021-10-28 09:49:33,314 INFO L857 garLoopResultBuilder]: For program point L217-2(lines 215 220) no Hoare annotation was computed. [2021-10-28 09:49:33,314 INFO L857 garLoopResultBuilder]: For program point L85(lines 85 88) no Hoare annotation was computed. [2021-10-28 09:49:33,314 INFO L857 garLoopResultBuilder]: For program point L85-1(lines 85 88) no Hoare annotation was computed. [2021-10-28 09:49:33,315 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 09:49:33,315 INFO L857 garLoopResultBuilder]: For program point L185(lines 185 209) no Hoare annotation was computed. [2021-10-28 09:49:33,315 INFO L857 garLoopResultBuilder]: For program point L185-1(lines 144 244) no Hoare annotation was computed. [2021-10-28 09:49:33,315 INFO L857 garLoopResultBuilder]: For program point L186(lines 186 208) no Hoare annotation was computed. [2021-10-28 09:49:33,316 INFO L857 garLoopResultBuilder]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2021-10-28 09:49:33,316 INFO L853 garLoopResultBuilder]: At program point L21-2(lines 21 25) the Hoare annotation is: false [2021-10-28 09:49:33,316 INFO L857 garLoopResultBuilder]: For program point L21-5(lines 21 25) no Hoare annotation was computed. [2021-10-28 09:49:33,316 INFO L853 garLoopResultBuilder]: At program point L21-6(lines 21 25) the Hoare annotation is: false [2021-10-28 09:49:33,316 INFO L857 garLoopResultBuilder]: For program point L21-9(lines 21 25) no Hoare annotation was computed. [2021-10-28 09:49:33,317 INFO L853 garLoopResultBuilder]: At program point L21-10(lines 21 25) the Hoare annotation is: false [2021-10-28 09:49:33,317 INFO L857 garLoopResultBuilder]: For program point L187(lines 187 196) no Hoare annotation was computed. [2021-10-28 09:49:33,317 INFO L857 garLoopResultBuilder]: For program point L221(lines 221 243) no Hoare annotation was computed. [2021-10-28 09:49:33,317 INFO L857 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2021-10-28 09:49:33,318 INFO L857 garLoopResultBuilder]: For program point L222(line 222) no Hoare annotation was computed. [2021-10-28 09:49:33,318 INFO L857 garLoopResultBuilder]: For program point L156-1(lines 156 161) no Hoare annotation was computed. [2021-10-28 09:49:33,318 INFO L853 garLoopResultBuilder]: At program point L156-2(lines 156 161) the Hoare annotation is: (let ((.cse2 (fp.neg (_ +zero 11 53)))) (and (= ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)) ~tiny_atan2~0) (exists ((|v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_31| (_ BitVec 64))) (let ((.cse1 (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5|))) (let ((.cse0 (select .cse1 (_ bv4 32)))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_31|) .cse0) (= (bvand (_ bv2147483647 32) .cse0) ULTIMATE.start___ieee754_atan2_~ix~1) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_31|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_31|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_31|)) (fp.neg (_ +zero 11 53))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_31|) (select .cse1 (_ bv0 32))))))) (= ULTIMATE.start___ieee754_atan2_~y .cse2) (= ULTIMATE.start___ieee754_atan2_~x .cse2) (= ((_ to_fp 11 53) currentRoundingMode (/ 785398163397448279.0 250000000000000000.0)) ~pi~0) (= currentRoundingMode roundNearestTiesToEven) (exists ((|v_skolemized_q#valueAsBitvector_37| (_ BitVec 64)) (|v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18| (_ BitVec 32))) (let ((.cse4 (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18|))) (let ((.cse3 (select .cse4 (_ bv4 32)))) (and (= ULTIMATE.start___ieee754_atan2_~hx~1 .cse3) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_37|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_37|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_37|)) (fp.neg (_ +zero 11 53))) (= .cse3 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_37|)) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_37|) (select .cse4 (_ bv0 32))))))))) [2021-10-28 09:49:33,318 INFO L857 garLoopResultBuilder]: For program point L90(lines 90 115) no Hoare annotation was computed. [2021-10-28 09:49:33,319 INFO L857 garLoopResultBuilder]: For program point L156-3(lines 156 161) no Hoare annotation was computed. [2021-10-28 09:49:33,319 INFO L857 garLoopResultBuilder]: For program point L90-2(lines 90 115) no Hoare annotation was computed. [2021-10-28 09:49:33,319 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 09:49:33,319 INFO L857 garLoopResultBuilder]: For program point L190(line 190) no Hoare annotation was computed. [2021-10-28 09:49:33,320 INFO L857 garLoopResultBuilder]: For program point L91(lines 91 94) no Hoare annotation was computed. [2021-10-28 09:49:33,320 INFO L857 garLoopResultBuilder]: For program point L91-2(lines 91 94) no Hoare annotation was computed. [2021-10-28 09:49:33,320 INFO L857 garLoopResultBuilder]: For program point L91-3(lines 91 94) no Hoare annotation was computed. [2021-10-28 09:49:33,320 INFO L857 garLoopResultBuilder]: For program point L91-5(lines 91 94) no Hoare annotation was computed. [2021-10-28 09:49:33,320 INFO L857 garLoopResultBuilder]: For program point L224(line 224) no Hoare annotation was computed. [2021-10-28 09:49:33,321 INFO L857 garLoopResultBuilder]: For program point L92(lines 92 93) no Hoare annotation was computed. [2021-10-28 09:49:33,321 INFO L857 garLoopResultBuilder]: For program point L92-1(lines 92 93) no Hoare annotation was computed. [2021-10-28 09:49:33,321 INFO L857 garLoopResultBuilder]: For program point L26(lines 26 31) no Hoare annotation was computed. [2021-10-28 09:49:33,321 INFO L857 garLoopResultBuilder]: For program point L26-1(lines 19 33) no Hoare annotation was computed. [2021-10-28 09:49:33,322 INFO L857 garLoopResultBuilder]: For program point L26-2(lines 26 31) no Hoare annotation was computed. [2021-10-28 09:49:33,322 INFO L857 garLoopResultBuilder]: For program point L26-3(lines 26 31) no Hoare annotation was computed. [2021-10-28 09:49:33,322 INFO L857 garLoopResultBuilder]: For program point L26-4(lines 19 33) no Hoare annotation was computed. [2021-10-28 09:49:33,322 INFO L857 garLoopResultBuilder]: For program point L26-5(lines 26 31) no Hoare annotation was computed. [2021-10-28 09:49:33,322 INFO L857 garLoopResultBuilder]: For program point L26-6(lines 26 31) no Hoare annotation was computed. [2021-10-28 09:49:33,323 INFO L857 garLoopResultBuilder]: For program point L26-7(lines 19 33) no Hoare annotation was computed. [2021-10-28 09:49:33,323 INFO L857 garLoopResultBuilder]: For program point L26-8(lines 26 31) no Hoare annotation was computed. [2021-10-28 09:49:33,323 INFO L857 garLoopResultBuilder]: For program point L258(lines 258 261) no Hoare annotation was computed. [2021-10-28 09:49:33,323 INFO L857 garLoopResultBuilder]: For program point L192(line 192) no Hoare annotation was computed. [2021-10-28 09:49:33,324 INFO L857 garLoopResultBuilder]: For program point L259(line 259) no Hoare annotation was computed. [2021-10-28 09:49:33,324 INFO L857 garLoopResultBuilder]: For program point L226-1(lines 226 230) no Hoare annotation was computed. [2021-10-28 09:49:33,324 INFO L853 garLoopResultBuilder]: At program point L226-2(lines 226 230) the Hoare annotation is: false [2021-10-28 09:49:33,324 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 09:49:33,324 INFO L857 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2021-10-28 09:49:33,325 INFO L857 garLoopResultBuilder]: For program point L128(lines 128 133) no Hoare annotation was computed. [2021-10-28 09:49:33,325 INFO L857 garLoopResultBuilder]: For program point L128-1(lines 128 133) no Hoare annotation was computed. [2021-10-28 09:49:33,325 INFO L860 garLoopResultBuilder]: At program point L262(lines 246 263) the Hoare annotation is: true [2021-10-28 09:49:33,325 INFO L857 garLoopResultBuilder]: For program point L163(lines 163 165) no Hoare annotation was computed. [2021-10-28 09:49:33,326 INFO L857 garLoopResultBuilder]: For program point L98(lines 98 114) no Hoare annotation was computed. [2021-10-28 09:49:33,326 INFO L857 garLoopResultBuilder]: For program point L98-1(lines 98 114) no Hoare annotation was computed. [2021-10-28 09:49:33,326 INFO L853 garLoopResultBuilder]: At program point L32(lines 19 33) the Hoare annotation is: false [2021-10-28 09:49:33,326 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 09:49:33,326 INFO L853 garLoopResultBuilder]: At program point L32-1(lines 19 33) the Hoare annotation is: false [2021-10-28 09:49:33,327 INFO L853 garLoopResultBuilder]: At program point L32-2(lines 19 33) the Hoare annotation is: false [2021-10-28 09:49:33,327 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 259) no Hoare annotation was computed. [2021-10-28 09:49:33,327 INFO L857 garLoopResultBuilder]: For program point L231(lines 231 236) no Hoare annotation was computed. [2021-10-28 09:49:33,327 INFO L857 garLoopResultBuilder]: For program point L198(lines 198 207) no Hoare annotation was computed. [2021-10-28 09:49:33,328 INFO L857 garLoopResultBuilder]: For program point L231-1(lines 224 237) no Hoare annotation was computed. [2021-10-28 09:49:33,328 INFO L857 garLoopResultBuilder]: For program point L231-2(lines 231 236) no Hoare annotation was computed. [2021-10-28 09:49:33,328 INFO L857 garLoopResultBuilder]: For program point L132(line 132) no Hoare annotation was computed. [2021-10-28 09:49:33,328 INFO L857 garLoopResultBuilder]: For program point L99(lines 99 105) no Hoare annotation was computed. [2021-10-28 09:49:33,329 INFO L857 garLoopResultBuilder]: For program point L132-2(line 132) no Hoare annotation was computed. [2021-10-28 09:49:33,329 INFO L853 garLoopResultBuilder]: At program point L132-3(lines 66 134) the Hoare annotation is: false [2021-10-28 09:49:33,329 INFO L857 garLoopResultBuilder]: For program point L99-3(lines 99 105) no Hoare annotation was computed. [2021-10-28 09:49:33,329 INFO L857 garLoopResultBuilder]: For program point L132-4(line 132) no Hoare annotation was computed. [2021-10-28 09:49:33,330 INFO L857 garLoopResultBuilder]: For program point L132-6(line 132) no Hoare annotation was computed. [2021-10-28 09:49:33,330 INFO L853 garLoopResultBuilder]: At program point L132-7(lines 66 134) the Hoare annotation is: false [2021-10-28 09:49:33,330 INFO L857 garLoopResultBuilder]: For program point L199(line 199) no Hoare annotation was computed. [2021-10-28 09:49:33,330 INFO L857 garLoopResultBuilder]: For program point L166(lines 166 167) no Hoare annotation was computed. [2021-10-28 09:49:33,334 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:49:33,336 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:49:33,346 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:49:33,351 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:49:33,355 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,355 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2021-10-28 09:49:33,355 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2021-10-28 09:49:33,356 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,356 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,356 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,356 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,357 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2021-10-28 09:49:33,357 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:49:33,357 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18,QUANTIFIED] [2021-10-28 09:49:33,357 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2021-10-28 09:49:33,358 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2021-10-28 09:49:33,358 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2021-10-28 09:49:33,358 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18,QUANTIFIED] [2021-10-28 09:49:33,358 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2021-10-28 09:49:33,358 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2021-10-28 09:49:33,359 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18,QUANTIFIED] [2021-10-28 09:49:33,360 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,360 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2021-10-28 09:49:33,361 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2021-10-28 09:49:33,361 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,361 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,361 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,362 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,362 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2021-10-28 09:49:33,362 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:49:33,362 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18,QUANTIFIED] [2021-10-28 09:49:33,363 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2021-10-28 09:49:33,363 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2021-10-28 09:49:33,363 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2021-10-28 09:49:33,363 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18,QUANTIFIED] [2021-10-28 09:49:33,363 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2021-10-28 09:49:33,364 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2021-10-28 09:49:33,364 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18,QUANTIFIED] [2021-10-28 09:49:33,367 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2021-10-28 09:49:33,368 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2021-10-28 09:49:33,368 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2021-10-28 09:49:33,368 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2021-10-28 09:49:33,368 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:49:33,369 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:49:33,369 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2021-10-28 09:49:33,369 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,369 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,370 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,370 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,370 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2021-10-28 09:49:33,370 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2021-10-28 09:49:33,370 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2021-10-28 09:49:33,371 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,371 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,371 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,371 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,372 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:49:33,372 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-10-28 09:49:33,372 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-10-28 09:49:33,372 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-10-28 09:49:33,372 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-10-28 09:49:33,373 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-10-28 09:49:33,373 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,373 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,373 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,373 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,375 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2021-10-28 09:49:33,375 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2021-10-28 09:49:33,376 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2021-10-28 09:49:33,376 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2021-10-28 09:49:33,376 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:49:33,376 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:49:33,377 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2021-10-28 09:49:33,377 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,377 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,377 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,377 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,378 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2021-10-28 09:49:33,378 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2021-10-28 09:49:33,378 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2021-10-28 09:49:33,378 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,379 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,379 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,379 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,379 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:49:33,379 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-10-28 09:49:33,380 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-10-28 09:49:33,380 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-10-28 09:49:33,380 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-10-28 09:49:33,380 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-10-28 09:49:33,380 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,381 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,381 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,381 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:49:33 BoogieIcfgContainer [2021-10-28 09:49:33,383 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:49:33,384 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:49:33,384 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:49:33,384 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:49:33,385 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:46:13" (3/4) ... [2021-10-28 09:49:33,388 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 09:49:33,408 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-10-28 09:49:33,409 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-10-28 09:49:33,410 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:49:33,410 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:49:33,435 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 && (\exists v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5 : bv32, v_skolemized_q#valueAsBitvector_31 : bv64 :: ((v_skolemized_q#valueAsBitvector_31[63:32] == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32] && ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32]) == ix) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_31[63:63], v_skolemized_q#valueAsBitvector_31[62:52], v_skolemized_q#valueAsBitvector_31[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && v_skolemized_q#valueAsBitvector_31[31:0] == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32])) && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/250000000000000000) == pi) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_skolemized_q#valueAsBitvector_37 : bv64, v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18 : bv32 :: ((hx == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18][4bv32] && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_37[63:63], v_skolemized_q#valueAsBitvector_37[62:52], v_skolemized_q#valueAsBitvector_37[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18][4bv32] == v_skolemized_q#valueAsBitvector_37[63:32]) && v_skolemized_q#valueAsBitvector_37[31:0] == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18][0bv32]) [2021-10-28 09:49:33,436 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_32 : bv64 :: iy == ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_32[63:32]) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_32[63:63], v_skolemized_q#valueAsBitvector_32[62:52], v_skolemized_q#valueAsBitvector_32[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()))) && ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(pi), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000)) == \result) && (\exists v_skolemized_q#valueAsBitvector_36 : bv64, v_skolemized_q#valueAsBitvector_35 : bv64 :: (~bvor32(~bvand32(1bv32, ~bvashr32(v_skolemized_q#valueAsBitvector_36[63:32], 31bv32)), ~bvand32(2bv32, ~bvashr32(v_skolemized_q#valueAsBitvector_35[63:32], 30bv32))) == m && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_35[63:63], v_skolemized_q#valueAsBitvector_35[62:52], v_skolemized_q#valueAsBitvector_35[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_36[63:63], v_skolemized_q#valueAsBitvector_36[62:52], v_skolemized_q#valueAsBitvector_36[51:0]))) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_31 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_31[63:63], v_skolemized_q#valueAsBitvector_31[62:52], v_skolemized_q#valueAsBitvector_31[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_31[63:32]) == ix)) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/250000000000000000) == pi) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_skolemized_q#valueAsBitvector_33 : bv64 :: (~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_33[63:63], v_skolemized_q#valueAsBitvector_33[62:52], v_skolemized_q#valueAsBitvector_33[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && hy == v_skolemized_q#valueAsBitvector_33[63:32]) && ly == v_skolemized_q#valueAsBitvector_33[31:0])) && (\exists v_skolemized_q#valueAsBitvector_35 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_35[63:63], v_skolemized_q#valueAsBitvector_35[62:52], v_skolemized_q#valueAsBitvector_35[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && hx == v_skolemized_q#valueAsBitvector_35[63:32]) [2021-10-28 09:49:33,478 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:49:33,478 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:49:33,479 INFO L168 Benchmark]: Toolchain (without parser) took 239455.37 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 28.7 MB in the beginning and 22.6 MB in the end (delta: 6.0 MB). Peak memory consumption was 21.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:49:33,480 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 52.4 MB. Free memory was 33.7 MB in the beginning and 33.7 MB in the end (delta: 33.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:49:33,480 INFO L168 Benchmark]: CACSL2BoogieTranslator took 504.11 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 28.4 MB in the beginning and 45.8 MB in the end (delta: -17.4 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:49:33,480 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.19 ms. Allocated memory is still 67.1 MB. Free memory was 45.8 MB in the beginning and 42.4 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:49:33,481 INFO L168 Benchmark]: Boogie Preprocessor took 125.35 ms. Allocated memory is still 67.1 MB. Free memory was 42.2 MB in the beginning and 38.7 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:49:33,481 INFO L168 Benchmark]: RCFGBuilder took 38609.82 ms. Allocated memory is still 67.1 MB. Free memory was 38.7 MB in the beginning and 30.7 MB in the end (delta: 8.1 MB). Peak memory consumption was 15.0 MB. Max. memory is 16.1 GB. [2021-10-28 09:49:33,482 INFO L168 Benchmark]: TraceAbstraction took 199992.90 ms. Allocated memory is still 67.1 MB. Free memory was 30.1 MB in the beginning and 31.0 MB in the end (delta: -869.5 kB). Peak memory consumption was 11.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:49:33,482 INFO L168 Benchmark]: Witness Printer took 94.04 ms. Allocated memory is still 67.1 MB. Free memory was 31.0 MB in the beginning and 22.6 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:49:33,484 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 52.4 MB. Free memory was 33.7 MB in the beginning and 33.7 MB in the end (delta: 33.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 504.11 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 28.4 MB in the beginning and 45.8 MB in the end (delta: -17.4 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 120.19 ms. Allocated memory is still 67.1 MB. Free memory was 45.8 MB in the beginning and 42.4 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 125.35 ms. Allocated memory is still 67.1 MB. Free memory was 42.2 MB in the beginning and 38.7 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 38609.82 ms. Allocated memory is still 67.1 MB. Free memory was 38.7 MB in the beginning and 30.7 MB in the end (delta: 8.1 MB). Peak memory consumption was 15.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 199992.90 ms. Allocated memory is still 67.1 MB. Free memory was 30.1 MB in the beginning and 31.0 MB in the end (delta: -869.5 kB). Peak memory consumption was 11.4 MB. Max. memory is 16.1 GB. * Witness Printer took 94.04 ms. Allocated memory is still 67.1 MB. Free memory was 31.0 MB in the beginning and 22.6 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 259]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 113 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 199.8s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 98.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 16.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 554 SDtfs, 1856 SDslu, 944 SDs, 0 SdLazy, 311 SolverSat, 72 SolverUnsat, 14 SolverUnknown, 0 SolverNotchecked, 68.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 239 GetRequests, 165 SyntacticMatches, 1 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 68.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113occurred in iteration=0, InterpolantAutomatonStates: 41, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 37 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 17 LocationsWithAnnotation, 17 PreInvPairs, 21 NumberOfFragments, 270 HoareAnnotationTreeSize, 17 FomulaSimplifications, 32 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 17 FomulaSimplificationsInter, 681 FormulaSimplificationTreeSizeReductionInter, 16.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 80.2s InterpolantComputationTime, 116 NumberOfCodeBlocks, 116 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 218 ConstructedInterpolants, 71 QuantifiedInterpolants, 3041 SizeOfPredicates, 57 NumberOfNonLiveVariables, 959 ConjunctsInSsa, 73 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 149]: Loop Invariant [2021-10-28 09:49:33,502 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:49:33,503 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/250000000000000000) == pi) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 156]: Loop Invariant [2021-10-28 09:49:33,504 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,504 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2021-10-28 09:49:33,504 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2021-10-28 09:49:33,504 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,505 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,505 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,505 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,510 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2021-10-28 09:49:33,510 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:49:33,510 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18,QUANTIFIED] [2021-10-28 09:49:33,511 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2021-10-28 09:49:33,511 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2021-10-28 09:49:33,511 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2021-10-28 09:49:33,511 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18,QUANTIFIED] [2021-10-28 09:49:33,511 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2021-10-28 09:49:33,512 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2021-10-28 09:49:33,512 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18,QUANTIFIED] [2021-10-28 09:49:33,513 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,513 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2021-10-28 09:49:33,513 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2021-10-28 09:49:33,514 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,514 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,514 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,514 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,514 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2021-10-28 09:49:33,515 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:49:33,515 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18,QUANTIFIED] [2021-10-28 09:49:33,515 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2021-10-28 09:49:33,515 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2021-10-28 09:49:33,515 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2021-10-28 09:49:33,516 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18,QUANTIFIED] [2021-10-28 09:49:33,516 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2021-10-28 09:49:33,516 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_37,QUANTIFIED] [2021-10-28 09:49:33,516 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18,QUANTIFIED] Derived loop invariant: (((((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 && (\exists v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5 : bv32, v_skolemized_q#valueAsBitvector_31 : bv64 :: ((v_skolemized_q#valueAsBitvector_31[63:32] == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32] && ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32]) == ix) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_31[63:63], v_skolemized_q#valueAsBitvector_31[62:52], v_skolemized_q#valueAsBitvector_31[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && v_skolemized_q#valueAsBitvector_31[31:0] == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32])) && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/250000000000000000) == pi) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_skolemized_q#valueAsBitvector_37 : bv64, v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18 : bv32 :: ((hx == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18][4bv32] && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_37[63:63], v_skolemized_q#valueAsBitvector_37[62:52], v_skolemized_q#valueAsBitvector_37[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18][4bv32] == v_skolemized_q#valueAsBitvector_37[63:32]) && v_skolemized_q#valueAsBitvector_37[31:0] == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_18][0bv32]) - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 144]: Loop Invariant [2021-10-28 09:49:33,518 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2021-10-28 09:49:33,518 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2021-10-28 09:49:33,518 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2021-10-28 09:49:33,519 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2021-10-28 09:49:33,519 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:49:33,519 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:49:33,519 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2021-10-28 09:49:33,520 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,520 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,520 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,520 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,520 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2021-10-28 09:49:33,521 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2021-10-28 09:49:33,521 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2021-10-28 09:49:33,521 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,521 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,521 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,522 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,522 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:49:33,522 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-10-28 09:49:33,522 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-10-28 09:49:33,522 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-10-28 09:49:33,522 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-10-28 09:49:33,523 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-10-28 09:49:33,523 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,523 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,523 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,523 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,525 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2021-10-28 09:49:33,525 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2021-10-28 09:49:33,525 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2021-10-28 09:49:33,525 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2021-10-28 09:49:33,526 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:49:33,526 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:49:33,526 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2021-10-28 09:49:33,526 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,526 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,527 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,527 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,527 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2021-10-28 09:49:33,527 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2021-10-28 09:49:33,527 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2021-10-28 09:49:33,528 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,528 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,528 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,528 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-10-28 09:49:33,528 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:49:33,529 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-10-28 09:49:33,529 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-10-28 09:49:33,529 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-10-28 09:49:33,529 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-10-28 09:49:33,529 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-10-28 09:49:33,530 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,530 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,530 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-10-28 09:49:33,530 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] Derived loop invariant: (((((((((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_32 : bv64 :: iy == ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_32[63:32]) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_32[63:63], v_skolemized_q#valueAsBitvector_32[62:52], v_skolemized_q#valueAsBitvector_32[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()))) && ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(pi), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000)) == \result) && (\exists v_skolemized_q#valueAsBitvector_36 : bv64, v_skolemized_q#valueAsBitvector_35 : bv64 :: (~bvor32(~bvand32(1bv32, ~bvashr32(v_skolemized_q#valueAsBitvector_36[63:32], 31bv32)), ~bvand32(2bv32, ~bvashr32(v_skolemized_q#valueAsBitvector_35[63:32], 30bv32))) == m && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_35[63:63], v_skolemized_q#valueAsBitvector_35[62:52], v_skolemized_q#valueAsBitvector_35[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_36[63:63], v_skolemized_q#valueAsBitvector_36[62:52], v_skolemized_q#valueAsBitvector_36[51:0]))) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_31 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_31[63:63], v_skolemized_q#valueAsBitvector_31[62:52], v_skolemized_q#valueAsBitvector_31[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_31[63:32]) == ix)) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/250000000000000000) == pi) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_skolemized_q#valueAsBitvector_33 : bv64 :: (~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_33[63:63], v_skolemized_q#valueAsBitvector_33[62:52], v_skolemized_q#valueAsBitvector_33[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && hy == v_skolemized_q#valueAsBitvector_33[63:32]) && ly == v_skolemized_q#valueAsBitvector_33[31:0])) && (\exists v_skolemized_q#valueAsBitvector_35 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_35[63:63], v_skolemized_q#valueAsBitvector_35[62:52], v_skolemized_q#valueAsBitvector_35[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && hx == v_skolemized_q#valueAsBitvector_35[63:32]) - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 09:49:33,749 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-10-28 09:49:33,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45946c1-8353-477f-be67-f0d5f19a64d2/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request...