./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1130a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1130a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC --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 0234da8cdb9a2c3c5c10a76d147ba9cd027ddd81 ................................................................................................................................................................................................................................................................................................................ 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_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1130a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC --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 0234da8cdb9a2c3c5c10a76d147ba9cd027ddd81 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:34:04,506 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:34:04,509 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:34:04,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:34:04,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:34:04,570 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:34:04,574 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:34:04,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:34:04,583 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:34:04,592 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:34:04,593 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:34:04,594 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:34:04,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:34:04,599 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:34:04,600 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:34:04,602 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:34:04,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:34:04,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:34:04,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:34:04,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:34:04,626 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:34:04,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:34:04,631 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:34:04,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:34:04,636 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:34:04,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:34:04,637 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:34:04,639 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:34:04,640 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:34:04,642 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:34:04,642 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:34:04,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:34:04,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:34:04,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:34:04,649 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:34:04,650 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:34:04,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:34:04,651 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:34:04,651 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:34:04,652 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:34:04,653 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:34:04,656 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:34:04,707 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:34:04,707 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:34:04,710 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:34:04,710 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:34:04,710 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:34:04,711 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:34:04,711 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:34:04,711 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:34:04,712 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:34:04,718 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:34:04,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:34:04,720 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:34:04,720 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:34:04,721 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:34:04,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:34:04,721 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:34:04,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:34:04,722 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:34:04,722 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:34:04,722 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:34:04,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:34:04,723 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:34:04,723 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:34:04,723 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:34:04,724 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:34:04,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:34:04,724 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:34:04,724 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:34:04,725 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_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0234da8cdb9a2c3c5c10a76d147ba9cd027ddd81 [2021-10-11 00:34:04,977 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:34:05,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:34:05,077 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:34:05,079 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:34:05,080 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:34:05,081 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/float-newlib/double_req_bl_1130a.c [2021-10-11 00:34:05,173 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/data/c7eab92f3/c3c9f31b0c51460180beeef135e0c98b/FLAG80608a4fa [2021-10-11 00:34:05,804 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:34:05,814 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/sv-benchmarks/c/float-newlib/double_req_bl_1130a.c [2021-10-11 00:34:05,829 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/data/c7eab92f3/c3c9f31b0c51460180beeef135e0c98b/FLAG80608a4fa [2021-10-11 00:34:06,120 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/data/c7eab92f3/c3c9f31b0c51460180beeef135e0c98b [2021-10-11 00:34:06,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:34:06,124 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:34:06,126 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:34:06,126 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:34:06,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:34:06,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:34:06" (1/1) ... [2021-10-11 00:34:06,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d1486cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:06, skipping insertion in model container [2021-10-11 00:34:06,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:34:06" (1/1) ... [2021-10-11 00:34:06,154 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:34:06,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:34:06,522 WARN L226 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_6ad7a15d-60f7-4871-ba0f-d70a892a0390/sv-benchmarks/c/float-newlib/double_req_bl_1130a.c[4166,4179] [2021-10-11 00:34:06,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:34:06,545 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:34:06,620 WARN L226 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_6ad7a15d-60f7-4871-ba0f-d70a892a0390/sv-benchmarks/c/float-newlib/double_req_bl_1130a.c[4166,4179] [2021-10-11 00:34:06,621 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:34:06,638 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:34:06,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:06 WrapperNode [2021-10-11 00:34:06,639 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:34:06,640 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:34:06,640 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:34:06,641 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:34:06,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:06" (1/1) ... [2021-10-11 00:34:06,666 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:06" (1/1) ... [2021-10-11 00:34:06,726 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:34:06,727 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:34:06,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:34:06,732 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:34:06,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:06" (1/1) ... [2021-10-11 00:34:06,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:06" (1/1) ... [2021-10-11 00:34:06,758 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:06" (1/1) ... [2021-10-11 00:34:06,761 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:06" (1/1) ... [2021-10-11 00:34:06,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:06" (1/1) ... [2021-10-11 00:34:06,803 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:06" (1/1) ... [2021-10-11 00:34:06,806 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:06" (1/1) ... [2021-10-11 00:34:06,810 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:34:06,819 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:34:06,819 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:34:06,819 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:34:06,821 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:06" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:34:06,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:34:06,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:34:06,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-11 00:34:06,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-10-11 00:34:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-10-11 00:34:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:34:06,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:34:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-11 00:34:06,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-10-11 00:34:06,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-11 00:34:07,812 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:34:07,812 INFO L299 CfgBuilder]: Removed 24 assume(true) statements. [2021-10-11 00:34:07,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:34:07 BoogieIcfgContainer [2021-10-11 00:34:07,815 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:34:07,817 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:34:07,817 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:34:07,821 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:34:07,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:34:06" (1/3) ... [2021-10-11 00:34:07,823 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43b41ab0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:34:07, skipping insertion in model container [2021-10-11 00:34:07,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:06" (2/3) ... [2021-10-11 00:34:07,823 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43b41ab0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:34:07, skipping insertion in model container [2021-10-11 00:34:07,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:34:07" (3/3) ... [2021-10-11 00:34:07,825 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_1130a.c [2021-10-11 00:34:07,841 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:34:07,845 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-10-11 00:34:07,857 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-11 00:34:07,898 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:34:07,900 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:34:07,900 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:34:07,901 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:34:07,901 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:34:07,901 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:34:07,901 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:34:07,901 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:34:07,919 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states. [2021-10-11 00:34:07,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-11 00:34:07,926 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:07,926 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:34:07,927 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:07,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:07,935 INFO L82 PathProgramCache]: Analyzing trace with hash 464220005, now seen corresponding path program 1 times [2021-10-11 00:34:07,944 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:07,945 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80784336] [2021-10-11 00:34:07,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:08,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:08,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:34:08,132 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80784336] [2021-10-11 00:34:08,134 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:08,134 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:34:08,135 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57764093] [2021-10-11 00:34:08,140 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 00:34:08,140 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:08,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 00:34:08,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:34:08,161 INFO L87 Difference]: Start difference. First operand 61 states. Second operand 2 states. [2021-10-11 00:34:08,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:08,199 INFO L93 Difference]: Finished difference Result 119 states and 208 transitions. [2021-10-11 00:34:08,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 00:34:08,201 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2021-10-11 00:34:08,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:08,222 INFO L225 Difference]: With dead ends: 119 [2021-10-11 00:34:08,222 INFO L226 Difference]: Without dead ends: 57 [2021-10-11 00:34:08,226 INFO L677 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 [2021-10-11 00:34:08,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-10-11 00:34:08,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2021-10-11 00:34:08,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2021-10-11 00:34:08,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 84 transitions. [2021-10-11 00:34:08,277 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 84 transitions. Word has length 11 [2021-10-11 00:34:08,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:08,277 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 84 transitions. [2021-10-11 00:34:08,278 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 00:34:08,278 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 84 transitions. [2021-10-11 00:34:08,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-11 00:34:08,279 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:08,280 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:34:08,280 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:34:08,280 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:08,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:08,284 INFO L82 PathProgramCache]: Analyzing trace with hash 1051323842, now seen corresponding path program 1 times [2021-10-11 00:34:08,284 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:08,285 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132642708] [2021-10-11 00:34:08,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:08,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:34:08,377 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:34:08,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:34:08,461 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:34:08,492 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:34:08,492 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-10-11 00:34:08,494 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:34:08,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:34:08 BoogieIcfgContainer [2021-10-11 00:34:08,531 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:34:08,531 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:34:08,532 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:34:08,532 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:34:08,532 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:34:07" (3/4) ... [2021-10-11 00:34:08,536 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-11 00:34:08,536 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:34:08,539 INFO L168 Benchmark]: Toolchain (without parser) took 2413.33 ms. Allocated memory was 94.4 MB in the beginning and 153.1 MB in the end (delta: 58.7 MB). Free memory was 59.3 MB in the beginning and 59.6 MB in the end (delta: -244.2 kB). Peak memory consumption was 55.9 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:08,540 INFO L168 Benchmark]: CDTParser took 0.80 ms. Allocated memory is still 94.4 MB. Free memory was 67.2 MB in the beginning and 67.2 MB in the end (delta: 28.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:34:08,541 INFO L168 Benchmark]: CACSL2BoogieTranslator took 513.50 ms. Allocated memory was 94.4 MB in the beginning and 153.1 MB in the end (delta: 58.7 MB). Free memory was 59.1 MB in the beginning and 124.6 MB in the end (delta: -65.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:08,542 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.77 ms. Allocated memory is still 153.1 MB. Free memory was 124.6 MB in the beginning and 122.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:08,542 INFO L168 Benchmark]: Boogie Preprocessor took 90.60 ms. Allocated memory is still 153.1 MB. Free memory was 122.0 MB in the beginning and 120.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:08,543 INFO L168 Benchmark]: RCFGBuilder took 996.18 ms. Allocated memory is still 153.1 MB. Free memory was 119.9 MB in the beginning and 86.8 MB in the end (delta: 33.1 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:08,544 INFO L168 Benchmark]: TraceAbstraction took 713.71 ms. Allocated memory is still 153.1 MB. Free memory was 86.8 MB in the beginning and 59.6 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:08,545 INFO L168 Benchmark]: Witness Printer took 5.02 ms. Allocated memory is still 153.1 MB. Free memory is still 59.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:34:08,549 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80 ms. Allocated memory is still 94.4 MB. Free memory was 67.2 MB in the beginning and 67.2 MB in the end (delta: 28.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 513.50 ms. Allocated memory was 94.4 MB in the beginning and 153.1 MB in the end (delta: 58.7 MB). Free memory was 59.1 MB in the beginning and 124.6 MB in the end (delta: -65.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 86.77 ms. Allocated memory is still 153.1 MB. Free memory was 124.6 MB in the beginning and 122.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 90.60 ms. Allocated memory is still 153.1 MB. Free memory was 122.0 MB in the beginning and 120.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 996.18 ms. Allocated memory is still 153.1 MB. Free memory was 119.9 MB in the beginning and 86.8 MB in the end (delta: 33.1 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 713.71 ms. Allocated memory is still 153.1 MB. Free memory was 86.8 MB in the beginning and 59.6 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * Witness Printer took 5.02 ms. Allocated memory is still 153.1 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: - UnprovableResult [Line: 193]: 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 46, overapproximation of someUnaryDOUBLEoperation at line 22, overapproximation of bitwiseAnd at line 41, overapproximation of someBinaryArithmeticDOUBLEoperation at line 47, overapproximation of someBinaryDOUBLEComparisonOperation at line 192, overapproximation of bitwiseXor at line 42. Possible FailurePath: [L20-L23] static const double one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; VAL [one_fmod=1, Zero_fmod={9:0}] [L184] double x = 0.0; [L185] double y = __VERIFIER_nondet_double(); [L187] COND TRUE y < 0.0 || y > 0.0 [L26] __int32_t n, hx, hy, hz, ix, iy, sx, i; [L27] __uint32_t lx, ly, lz; VAL [one_fmod=1, Zero_fmod={9:0}] [L30] ieee_double_shape_type ew_u; [L31] ew_u.value = (x) [L32] EXPR ew_u.parts.msw [L32] (hx) = ew_u.parts.msw [L33] EXPR ew_u.parts.lsw [L33] (lx) = ew_u.parts.lsw [L36] ieee_double_shape_type ew_u; [L37] ew_u.value = (y) [L38] EXPR ew_u.parts.msw [L38] (hy) = ew_u.parts.msw [L39] EXPR ew_u.parts.lsw [L39] (ly) = ew_u.parts.lsw [L41] sx = hx & 0x80000000 [L42] hx ^= sx [L43] hy &= 0x7fffffff VAL [one_fmod=1, Zero_fmod={9:0}] [L45-L46] COND TRUE (hy | ly) == 0 || (hx >= 0x7ff00000) || ((hy | ((ly | -ly) >> 31)) > 0x7ff00000) [L47] return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={9:0}] [L189] double res = fmod_double(x, y); [L192] EXPR res == 0.0 && __signbit_double(res) == 0 VAL [one_fmod=1, Zero_fmod={9:0}] [L192] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L193] reach_error() VAL [one_fmod=1, Zero_fmod={9:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 89 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=61occurred in iteration=0, 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, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 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 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:34:11,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:34:11,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:34:11,132 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:34:11,133 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:34:11,134 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:34:11,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:34:11,138 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:34:11,141 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:34:11,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:34:11,143 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:34:11,145 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:34:11,145 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:34:11,146 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:34:11,148 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:34:11,149 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:34:11,150 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:34:11,151 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:34:11,154 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:34:11,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:34:11,159 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:34:11,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:34:11,165 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:34:11,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:34:11,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:34:11,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:34:11,172 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:34:11,173 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:34:11,173 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:34:11,175 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:34:11,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:34:11,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:34:11,177 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:34:11,178 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:34:11,179 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:34:11,180 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:34:11,181 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:34:11,181 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:34:11,181 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:34:11,182 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:34:11,183 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:34:11,184 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-11 00:34:11,235 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:34:11,236 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:34:11,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:34:11,238 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:34:11,238 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:34:11,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:34:11,239 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:34:11,239 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:34:11,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:34:11,240 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:34:11,241 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:34:11,241 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:34:11,241 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 00:34:11,241 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 00:34:11,241 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:34:11,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:34:11,242 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:34:11,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:34:11,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:34:11,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:34:11,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:34:11,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:34:11,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:34:11,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:34:11,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:34:11,244 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-11 00:34:11,244 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 00:34:11,244 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:34:11,244 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:34:11,245 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 00:34:11,245 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_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0234da8cdb9a2c3c5c10a76d147ba9cd027ddd81 [2021-10-11 00:34:11,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:34:11,654 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:34:11,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:34:11,658 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:34:11,659 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:34:11,660 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/float-newlib/double_req_bl_1130a.c [2021-10-11 00:34:11,730 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/data/864439adc/ffabca47507a4edcb5d67e986202af6e/FLAGd5dc84643 [2021-10-11 00:34:12,330 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:34:12,341 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/sv-benchmarks/c/float-newlib/double_req_bl_1130a.c [2021-10-11 00:34:12,350 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/data/864439adc/ffabca47507a4edcb5d67e986202af6e/FLAGd5dc84643 [2021-10-11 00:34:12,664 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/data/864439adc/ffabca47507a4edcb5d67e986202af6e [2021-10-11 00:34:12,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:34:12,669 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:34:12,672 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:34:12,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:34:12,676 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:34:12,678 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:34:12" (1/1) ... [2021-10-11 00:34:12,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a47e451 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:12, skipping insertion in model container [2021-10-11 00:34:12,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:34:12" (1/1) ... [2021-10-11 00:34:12,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:34:12,731 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:34:12,978 WARN L226 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_6ad7a15d-60f7-4871-ba0f-d70a892a0390/sv-benchmarks/c/float-newlib/double_req_bl_1130a.c[4166,4179] [2021-10-11 00:34:12,981 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:34:13,013 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:34:13,062 WARN L226 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_6ad7a15d-60f7-4871-ba0f-d70a892a0390/sv-benchmarks/c/float-newlib/double_req_bl_1130a.c[4166,4179] [2021-10-11 00:34:13,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:34:13,100 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:34:13,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:13 WrapperNode [2021-10-11 00:34:13,101 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:34:13,102 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:34:13,102 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:34:13,103 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:34:13,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:13" (1/1) ... [2021-10-11 00:34:13,139 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:13" (1/1) ... [2021-10-11 00:34:13,188 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:34:13,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:34:13,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:34:13,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:34:13,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:13" (1/1) ... [2021-10-11 00:34:13,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:13" (1/1) ... [2021-10-11 00:34:13,222 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:13" (1/1) ... [2021-10-11 00:34:13,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:13" (1/1) ... [2021-10-11 00:34:13,247 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:13" (1/1) ... [2021-10-11 00:34:13,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:13" (1/1) ... [2021-10-11 00:34:13,257 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:13" (1/1) ... [2021-10-11 00:34:13,262 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:34:13,263 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:34:13,263 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:34:13,263 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:34:13,264 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:13" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:34:13,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-10-11 00:34:13,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-10-11 00:34:13,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 00:34:13,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:34:13,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2021-10-11 00:34:13,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-11 00:34:13,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:34:13,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:34:13,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-11 00:34:13,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-11 00:34:18,861 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:34:18,861 INFO L299 CfgBuilder]: Removed 24 assume(true) statements. [2021-10-11 00:34:18,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:34:18 BoogieIcfgContainer [2021-10-11 00:34:18,863 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:34:18,865 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:34:18,865 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:34:18,868 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:34:18,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:34:12" (1/3) ... [2021-10-11 00:34:18,869 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76f89434 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:34:18, skipping insertion in model container [2021-10-11 00:34:18,870 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:13" (2/3) ... [2021-10-11 00:34:18,870 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76f89434 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:34:18, skipping insertion in model container [2021-10-11 00:34:18,870 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:34:18" (3/3) ... [2021-10-11 00:34:18,872 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_1130a.c [2021-10-11 00:34:18,886 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:34:18,890 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-10-11 00:34:18,900 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-11 00:34:18,947 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:34:18,947 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:34:18,948 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:34:18,948 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:34:18,948 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:34:18,948 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:34:18,948 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:34:18,948 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:34:18,967 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states. [2021-10-11 00:34:18,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-11 00:34:18,978 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:18,978 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:34:18,979 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:18,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:18,989 INFO L82 PathProgramCache]: Analyzing trace with hash 464220005, now seen corresponding path program 1 times [2021-10-11 00:34:18,999 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-11 00:34:19,000 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1912270595] [2021-10-11 00:34:19,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 00:34:20,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:20,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 00:34:20,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:34:20,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:34:20,119 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 00:34:20,120 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1912270595] [2021-10-11 00:34:20,120 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:20,120 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:34:20,121 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483261044] [2021-10-11 00:34:20,125 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 00:34:20,125 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-11 00:34:20,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 00:34:20,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:34:20,139 INFO L87 Difference]: Start difference. First operand 61 states. Second operand 2 states. [2021-10-11 00:34:20,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:20,160 INFO L93 Difference]: Finished difference Result 119 states and 208 transitions. [2021-10-11 00:34:20,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 00:34:20,162 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2021-10-11 00:34:20,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:20,171 INFO L225 Difference]: With dead ends: 119 [2021-10-11 00:34:20,171 INFO L226 Difference]: Without dead ends: 57 [2021-10-11 00:34:20,173 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:34:20,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-10-11 00:34:20,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2021-10-11 00:34:20,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2021-10-11 00:34:20,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 84 transitions. [2021-10-11 00:34:20,207 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 84 transitions. Word has length 11 [2021-10-11 00:34:20,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:20,207 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 84 transitions. [2021-10-11 00:34:20,208 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 00:34:20,208 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 84 transitions. [2021-10-11 00:34:20,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-11 00:34:20,209 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:20,209 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:34:20,419 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 00:34:20,421 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:20,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:20,425 INFO L82 PathProgramCache]: Analyzing trace with hash 1051323842, now seen corresponding path program 1 times [2021-10-11 00:34:20,429 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-11 00:34:20,430 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [445001597] [2021-10-11 00:34:20,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 00:34:21,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:21,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 17 conjunts are in the unsatisfiable core [2021-10-11 00:34:21,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:34:21,886 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2021-10-11 00:34:21,978 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-11 00:34:22,023 INFO L382 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 16 treesize of output 17 [2021-10-11 00:34:22,026 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-11 00:34:22,051 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-11 00:34:22,090 INFO L382 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 16 treesize of output 17 [2021-10-11 00:34:22,094 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-11 00:34:22,397 WARN L197 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2021-10-11 00:34:22,397 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 00:34:22,407 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2021-10-11 00:34:22,415 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:73, output treesize:73 [2021-10-11 00:34:22,672 WARN L197 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2021-10-11 00:34:22,720 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:34:22,752 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:34:22,863 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 00:34:22,864 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 39 [2021-10-11 00:34:22,869 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:34:22,871 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:34:22,873 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-10-11 00:34:22,889 INFO L443 ElimStorePlain]: Different costs {0=[v_arrayElimCell_1], 2=[v_arrayElimCell_2]} [2021-10-11 00:34:23,248 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 00:34:23,249 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 39 [2021-10-11 00:34:23,253 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:34:23,255 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:34:23,256 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-10-11 00:34:23,276 INFO L443 ElimStorePlain]: Different costs {0=[v_arrayElimCell_3], 2=[v_arrayElimCell_4]} [2021-10-11 00:34:23,447 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:34:23,501 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:34:23,634 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 00:34:23,635 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 45 [2021-10-11 00:34:23,639 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:34:23,640 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:34:23,641 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-10-11 00:34:23,658 INFO L443 ElimStorePlain]: Different costs {0=[v_arrayElimCell_5], 2=[v_arrayElimCell_6]} [2021-10-11 00:34:23,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:34:23,962 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 00:34:23,962 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [445001597] [2021-10-11 00:34:23,962 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:23,962 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-11 00:34:23,963 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694475040] [2021-10-11 00:34:23,964 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-10-11 00:34:23,964 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-11 00:34:23,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-11 00:34:23,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=28, Unknown=3, NotChecked=0, Total=42 [2021-10-11 00:34:23,965 INFO L87 Difference]: Start difference. First operand 57 states and 84 transitions. Second operand 7 states. [2021-10-11 00:34:24,329 WARN L197 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2021-10-11 00:34:24,848 WARN L197 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 31 [2021-10-11 00:34:25,236 WARN L197 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-10-11 00:34:25,606 WARN L197 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-10-11 00:34:30,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:30,232 INFO L93 Difference]: Finished difference Result 118 states and 167 transitions. [2021-10-11 00:34:30,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 00:34:30,261 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 13 [2021-10-11 00:34:30,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:30,263 INFO L225 Difference]: With dead ends: 118 [2021-10-11 00:34:30,263 INFO L226 Difference]: Without dead ends: 73 [2021-10-11 00:34:30,265 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=33, Invalid=68, Unknown=9, NotChecked=0, Total=110 [2021-10-11 00:34:30,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-11 00:34:30,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 55. [2021-10-11 00:34:30,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2021-10-11 00:34:30,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 77 transitions. [2021-10-11 00:34:30,277 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 77 transitions. Word has length 13 [2021-10-11 00:34:30,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:30,278 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 77 transitions. [2021-10-11 00:34:30,278 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-10-11 00:34:30,278 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 77 transitions. [2021-10-11 00:34:30,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-11 00:34:30,279 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:30,279 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:34:30,501 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 00:34:30,502 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:30,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:30,505 INFO L82 PathProgramCache]: Analyzing trace with hash 734189607, now seen corresponding path program 1 times [2021-10-11 00:34:30,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-11 00:34:30,507 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1398572335] [2021-10-11 00:34:30,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 00:34:30,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:30,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 00:34:30,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:34:30,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:34:30,978 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 00:34:30,978 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1398572335] [2021-10-11 00:34:30,978 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:30,978 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 00:34:30,978 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784007808] [2021-10-11 00:34:30,979 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:34:30,979 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-11 00:34:30,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:34:30,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:34:30,980 INFO L87 Difference]: Start difference. First operand 55 states and 77 transitions. Second operand 6 states. [2021-10-11 00:34:33,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:33,742 INFO L93 Difference]: Finished difference Result 76 states and 97 transitions. [2021-10-11 00:34:33,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 00:34:33,742 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 15 [2021-10-11 00:34:33,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:33,744 INFO L225 Difference]: With dead ends: 76 [2021-10-11 00:34:33,744 INFO L226 Difference]: Without dead ends: 73 [2021-10-11 00:34:33,745 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-10-11 00:34:33,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-11 00:34:33,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 57. [2021-10-11 00:34:33,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2021-10-11 00:34:33,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 79 transitions. [2021-10-11 00:34:33,757 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 79 transitions. Word has length 15 [2021-10-11 00:34:33,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:33,758 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 79 transitions. [2021-10-11 00:34:33,758 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:34:33,758 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2021-10-11 00:34:33,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 00:34:33,759 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:33,759 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:34:33,981 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 00:34:33,982 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:33,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:33,990 INFO L82 PathProgramCache]: Analyzing trace with hash 1151454894, now seen corresponding path program 1 times [2021-10-11 00:34:33,991 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-11 00:34:33,992 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1819425536] [2021-10-11 00:34:33,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 00:34:34,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:34,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-11 00:34:34,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:34:34,329 INFO L382 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 15 treesize of output 13 [2021-10-11 00:34:34,350 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-11 00:34:34,367 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 00:34:34,368 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-11 00:34:34,434 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 00:34:34,436 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-10-11 00:34:34,436 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:18 [2021-10-11 00:34:35,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:34:35,177 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 00:34:35,177 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1819425536] [2021-10-11 00:34:35,178 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:35,178 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-11 00:34:35,178 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705716280] [2021-10-11 00:34:35,179 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-10-11 00:34:35,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-11 00:34:35,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-11 00:34:35,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-11 00:34:35,180 INFO L87 Difference]: Start difference. First operand 57 states and 79 transitions. Second operand 8 states. [2021-10-11 00:34:35,750 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2021-10-11 00:34:35,951 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-10-11 00:34:36,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:36,004 INFO L93 Difference]: Finished difference Result 64 states and 85 transitions. [2021-10-11 00:34:36,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 00:34:36,005 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 16 [2021-10-11 00:34:36,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:36,006 INFO L225 Difference]: With dead ends: 64 [2021-10-11 00:34:36,006 INFO L226 Difference]: Without dead ends: 20 [2021-10-11 00:34:36,007 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2021-10-11 00:34:36,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2021-10-11 00:34:36,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2021-10-11 00:34:36,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-10-11 00:34:36,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 19 transitions. [2021-10-11 00:34:36,012 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 19 transitions. Word has length 16 [2021-10-11 00:34:36,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:36,012 INFO L481 AbstractCegarLoop]: Abstraction has 20 states and 19 transitions. [2021-10-11 00:34:36,013 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-10-11 00:34:36,013 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 19 transitions. [2021-10-11 00:34:36,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 00:34:36,014 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:36,014 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:34:36,230 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 00:34:36,232 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:36,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:36,233 INFO L82 PathProgramCache]: Analyzing trace with hash -1071102724, now seen corresponding path program 1 times [2021-10-11 00:34:36,234 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-11 00:34:36,235 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [389208833] [2021-10-11 00:34:36,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 00:34:36,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:36,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-11 00:34:36,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:34:36,861 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:34:37,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:34:37,195 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 00:34:37,196 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [389208833] [2021-10-11 00:34:37,196 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:37,196 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-10-11 00:34:37,196 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096350074] [2021-10-11 00:34:37,197 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-10-11 00:34:37,197 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-11 00:34:37,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-11 00:34:37,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-10-11 00:34:37,198 INFO L87 Difference]: Start difference. First operand 20 states and 19 transitions. Second operand 10 states. [2021-10-11 00:34:37,775 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2021-10-11 00:34:37,966 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2021-10-11 00:34:38,244 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2021-10-11 00:34:38,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:38,261 INFO L93 Difference]: Finished difference Result 20 states and 19 transitions. [2021-10-11 00:34:38,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 00:34:38,262 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 19 [2021-10-11 00:34:38,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:38,262 INFO L225 Difference]: With dead ends: 20 [2021-10-11 00:34:38,262 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:34:38,263 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2021-10-11 00:34:38,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:34:38,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:34:38,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:34:38,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:34:38,264 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 19 [2021-10-11 00:34:38,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:38,264 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:34:38,264 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-10-11 00:34:38,264 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:34:38,264 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:34:38,465 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 00:34:38,470 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:34:38,752 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2021-10-11 00:34:39,016 WARN L197 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-10-11 00:34:39,236 WARN L197 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2021-10-11 00:34:39,520 WARN L197 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-10-11 00:34:39,539 INFO L262 CegarLoopResult]: For program point L35-2(lines 35 40) no Hoare annotation was computed. [2021-10-11 00:34:39,539 INFO L258 CegarLoopResult]: At program point L68-3(lines 68 69) the Hoare annotation is: false [2021-10-11 00:34:39,539 INFO L262 CegarLoopResult]: For program point L168-1(lines 168 172) no Hoare annotation was computed. [2021-10-11 00:34:39,539 INFO L258 CegarLoopResult]: At program point L168-2(lines 168 172) the Hoare annotation is: (and (= |ULTIMATE.start_fmod_double_#res| (_ +zero 11 53)) (exists ((v_ULTIMATE.start_fmod_double_~hy~0_24 (_ BitVec 32))) (= ULTIMATE.start_fmod_double_~hy~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start_fmod_double_~hy~0_24))) (= ULTIMATE.start_fmod_double_~x (_ +zero 11 53)) (not (= (_ bv0 32) (bvor ULTIMATE.start_fmod_double_~hy~0 ULTIMATE.start_fmod_double_~ly~0))) (= (_ +zero 11 53) ULTIMATE.start_main_~res~0) (exists ((|v_skolemized_q#valueAsBitvector_11| (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_11|))) (= ULTIMATE.start_fmod_double_~lx~0 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_11|)) (= ULTIMATE.start_fmod_double_~hx~0 (let ((.cse0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_11|))) (bvxor .cse0 (bvand (_ bv2147483648 32) .cse0)))))) |ULTIMATE.start_main_#t~short21| (= ULTIMATE.start___signbit_double_~x (_ +zero 11 53)) (= ULTIMATE.start_main_~x~0 (_ +zero 11 53))) [2021-10-11 00:34:39,540 INFO L262 CegarLoopResult]: For program point L168-3(lines 168 172) no Hoare annotation was computed. [2021-10-11 00:34:39,540 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:34:39,540 INFO L262 CegarLoopResult]: For program point L136-1(lines 136 141) no Hoare annotation was computed. [2021-10-11 00:34:39,540 INFO L262 CegarLoopResult]: For program point L103-1(lines 103 117) no Hoare annotation was computed. [2021-10-11 00:34:39,540 INFO L258 CegarLoopResult]: At program point L136-2(lines 136 141) the Hoare annotation is: false [2021-10-11 00:34:39,540 INFO L262 CegarLoopResult]: For program point L103-3(lines 103 117) no Hoare annotation was computed. [2021-10-11 00:34:39,540 INFO L262 CegarLoopResult]: For program point L120(lines 120 121) no Hoare annotation was computed. [2021-10-11 00:34:39,540 INFO L262 CegarLoopResult]: For program point L120-2(lines 25 163) no Hoare annotation was computed. [2021-10-11 00:34:39,540 INFO L262 CegarLoopResult]: For program point L71-2(lines 71 72) no Hoare annotation was computed. [2021-10-11 00:34:39,540 INFO L258 CegarLoopResult]: At program point L71-3(lines 71 72) the Hoare annotation is: false [2021-10-11 00:34:39,541 INFO L262 CegarLoopResult]: For program point L187(lines 187 196) no Hoare annotation was computed. [2021-10-11 00:34:39,541 INFO L262 CegarLoopResult]: For program point L154(lines 154 159) no Hoare annotation was computed. [2021-10-11 00:34:39,541 INFO L262 CegarLoopResult]: For program point L154-1(lines 142 161) no Hoare annotation was computed. [2021-10-11 00:34:39,541 INFO L262 CegarLoopResult]: For program point L187-2(lines 187 196) no Hoare annotation was computed. [2021-10-11 00:34:39,541 INFO L262 CegarLoopResult]: For program point L154-2(lines 154 159) no Hoare annotation was computed. [2021-10-11 00:34:39,541 INFO L262 CegarLoopResult]: For program point L55(lines 25 163) no Hoare annotation was computed. [2021-10-11 00:34:39,541 INFO L262 CegarLoopResult]: For program point L122-1(lines 25 163) no Hoare annotation was computed. [2021-10-11 00:34:39,541 INFO L262 CegarLoopResult]: For program point L56(lines 56 62) no Hoare annotation was computed. [2021-10-11 00:34:39,541 INFO L262 CegarLoopResult]: For program point L106(lines 106 107) no Hoare annotation was computed. [2021-10-11 00:34:39,541 INFO L262 CegarLoopResult]: For program point L106-2(lines 103 117) no Hoare annotation was computed. [2021-10-11 00:34:39,541 INFO L262 CegarLoopResult]: For program point L57-2(lines 57 58) no Hoare annotation was computed. [2021-10-11 00:34:39,542 INFO L258 CegarLoopResult]: At program point L57-3(lines 57 58) the Hoare annotation is: false [2021-10-11 00:34:39,542 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:34:39,542 INFO L258 CegarLoopResult]: At program point L174(lines 165 175) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_12| (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_12|))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_12|) ULTIMATE.start___signbit_double_~msw~0))) (= |ULTIMATE.start_fmod_double_#res| (_ +zero 11 53)) (exists ((v_ULTIMATE.start_fmod_double_~hy~0_24 (_ BitVec 32))) (= ULTIMATE.start_fmod_double_~hy~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start_fmod_double_~hy~0_24))) (= ULTIMATE.start_fmod_double_~x (_ +zero 11 53)) (not (= (_ bv0 32) (bvor ULTIMATE.start_fmod_double_~hy~0 ULTIMATE.start_fmod_double_~ly~0))) (= (_ +zero 11 53) ULTIMATE.start_main_~res~0) (exists ((|v_skolemized_q#valueAsBitvector_11| (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_11|))) (= ULTIMATE.start_fmod_double_~lx~0 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_11|)) (= ULTIMATE.start_fmod_double_~hx~0 (let ((.cse0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_11|))) (bvxor .cse0 (bvand (_ bv2147483648 32) .cse0)))))) (= |ULTIMATE.start___signbit_double_#res| (_ bv0 32)) |ULTIMATE.start_main_#t~short21| (= ULTIMATE.start___signbit_double_~x (_ +zero 11 53)) (= ULTIMATE.start_main_~x~0 (_ +zero 11 53))) [2021-10-11 00:34:39,542 INFO L258 CegarLoopResult]: At program point L108-1(lines 103 117) the Hoare annotation is: false [2021-10-11 00:34:39,542 INFO L262 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2021-10-11 00:34:39,542 INFO L262 CegarLoopResult]: For program point L192-2(lines 192 195) no Hoare annotation was computed. [2021-10-11 00:34:39,542 INFO L262 CegarLoopResult]: For program point L93(lines 93 99) no Hoare annotation was computed. [2021-10-11 00:34:39,542 INFO L262 CegarLoopResult]: For program point L93-2(lines 89 100) no Hoare annotation was computed. [2021-10-11 00:34:39,543 INFO L262 CegarLoopResult]: For program point L60-2(lines 60 61) no Hoare annotation was computed. [2021-10-11 00:34:39,543 INFO L258 CegarLoopResult]: At program point L60-3(lines 60 61) the Hoare annotation is: false [2021-10-11 00:34:39,543 INFO L262 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2021-10-11 00:34:39,543 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:34:39,543 INFO L262 CegarLoopResult]: For program point L144(lines 144 153) no Hoare annotation was computed. [2021-10-11 00:34:39,543 INFO L262 CegarLoopResult]: For program point L45(lines 45 47) no Hoare annotation was computed. [2021-10-11 00:34:39,543 INFO L262 CegarLoopResult]: For program point L29-1(lines 29 34) no Hoare annotation was computed. [2021-10-11 00:34:39,543 INFO L258 CegarLoopResult]: At program point L29-2(lines 29 34) the Hoare annotation is: (and (= ULTIMATE.start_fmod_double_~x (_ +zero 11 53)) (or (fp.gt ULTIMATE.start_fmod_double_~y (_ +zero 11 53)) (fp.lt ULTIMATE.start_fmod_double_~y (_ +zero 11 53))) (= ULTIMATE.start_main_~x~0 (_ +zero 11 53))) [2021-10-11 00:34:39,543 INFO L262 CegarLoopResult]: For program point L112(lines 112 113) no Hoare annotation was computed. [2021-10-11 00:34:39,544 INFO L258 CegarLoopResult]: At program point L162(lines 25 163) the Hoare annotation is: (and (= |ULTIMATE.start_fmod_double_#res| (_ +zero 11 53)) (exists ((v_ULTIMATE.start_fmod_double_~hy~0_24 (_ BitVec 32))) (= ULTIMATE.start_fmod_double_~hy~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start_fmod_double_~hy~0_24))) (= ULTIMATE.start_fmod_double_~x (_ +zero 11 53)) (not (= (_ bv0 32) (bvor ULTIMATE.start_fmod_double_~hy~0 ULTIMATE.start_fmod_double_~ly~0))) (exists ((|v_skolemized_q#valueAsBitvector_11| (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_11|))) (= ULTIMATE.start_fmod_double_~lx~0 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_11|)) (= ULTIMATE.start_fmod_double_~hx~0 (let ((.cse0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_11|))) (bvxor .cse0 (bvand (_ bv2147483648 32) .cse0)))))) (= ULTIMATE.start_main_~x~0 (_ +zero 11 53))) [2021-10-11 00:34:39,544 INFO L258 CegarLoopResult]: At program point L129-2(lines 129 133) the Hoare annotation is: false [2021-10-11 00:34:39,544 INFO L262 CegarLoopResult]: For program point L129-3(lines 25 163) no Hoare annotation was computed. [2021-10-11 00:34:39,544 INFO L262 CegarLoopResult]: For program point L147(lines 147 153) no Hoare annotation was computed. [2021-10-11 00:34:39,544 INFO L262 CegarLoopResult]: For program point L81(lines 81 87) no Hoare annotation was computed. [2021-10-11 00:34:39,544 INFO L262 CegarLoopResult]: For program point L48(lines 48 53) no Hoare annotation was computed. [2021-10-11 00:34:39,544 INFO L262 CegarLoopResult]: For program point L81-2(lines 25 163) no Hoare annotation was computed. [2021-10-11 00:34:39,544 INFO L262 CegarLoopResult]: For program point L48-2(lines 25 163) no Hoare annotation was computed. [2021-10-11 00:34:39,544 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:34:39,545 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 193) no Hoare annotation was computed. [2021-10-11 00:34:39,545 INFO L262 CegarLoopResult]: For program point L49(lines 49 50) no Hoare annotation was computed. [2021-10-11 00:34:39,545 INFO L265 CegarLoopResult]: At program point L198(lines 177 199) the Hoare annotation is: true [2021-10-11 00:34:39,545 INFO L262 CegarLoopResult]: For program point L66(lines 25 163) no Hoare annotation was computed. [2021-10-11 00:34:39,545 INFO L262 CegarLoopResult]: For program point L67(lines 67 73) no Hoare annotation was computed. [2021-10-11 00:34:39,545 INFO L262 CegarLoopResult]: For program point L51(lines 51 52) no Hoare annotation was computed. [2021-10-11 00:34:39,545 INFO L262 CegarLoopResult]: For program point L134(lines 134 161) no Hoare annotation was computed. [2021-10-11 00:34:39,545 INFO L262 CegarLoopResult]: For program point L35(lines 35 40) no Hoare annotation was computed. [2021-10-11 00:34:39,545 INFO L262 CegarLoopResult]: For program point L35-1(lines 25 163) no Hoare annotation was computed. [2021-10-11 00:34:39,545 INFO L262 CegarLoopResult]: For program point L68-2(lines 68 69) no Hoare annotation was computed. [2021-10-11 00:34:39,561 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~hy~0_24,QUANTIFIED] [2021-10-11 00:34:39,562 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,562 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,563 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,563 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,563 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,563 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,564 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~hy~0_24,QUANTIFIED] [2021-10-11 00:34:39,564 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,565 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,565 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,565 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,565 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,565 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,566 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~hy~0_24,QUANTIFIED] [2021-10-11 00:34:39,567 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,567 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,567 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,567 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,567 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,567 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,568 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~hy~0_24,QUANTIFIED] [2021-10-11 00:34:39,568 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,568 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,569 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,569 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,569 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,569 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,570 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_12,QUANTIFIED] [2021-10-11 00:34:39,570 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_12,QUANTIFIED] [2021-10-11 00:34:39,571 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_12,QUANTIFIED] [2021-10-11 00:34:39,571 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_12,QUANTIFIED] [2021-10-11 00:34:39,571 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~hy~0_24,QUANTIFIED] [2021-10-11 00:34:39,571 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,571 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,572 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,572 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,572 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,572 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,573 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_12,QUANTIFIED] [2021-10-11 00:34:39,573 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_12,QUANTIFIED] [2021-10-11 00:34:39,573 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_12,QUANTIFIED] [2021-10-11 00:34:39,573 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_12,QUANTIFIED] [2021-10-11 00:34:39,574 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~hy~0_24,QUANTIFIED] [2021-10-11 00:34:39,574 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,574 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,574 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,574 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,575 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,575 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:34:39 BoogieIcfgContainer [2021-10-11 00:34:39,577 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:34:39,578 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:34:39,578 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:34:39,578 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:34:39,578 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:34:18" (3/4) ... [2021-10-11 00:34:39,581 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:34:39,591 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-11 00:34:39,592 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-10-11 00:34:39,592 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:34:39,592 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:34:39,629 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad7a15d-60f7-4871-ba0f-d70a892a0390/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:34:39,629 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:34:39,631 INFO L168 Benchmark]: Toolchain (without parser) took 26961.39 ms. Allocated memory was 56.6 MB in the beginning and 79.7 MB in the end (delta: 23.1 MB). Free memory was 34.9 MB in the beginning and 47.0 MB in the end (delta: -12.1 MB). Peak memory consumption was 11.0 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:39,631 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 56.6 MB. Free memory is still 37.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:34:39,632 INFO L168 Benchmark]: CACSL2BoogieTranslator took 428.99 ms. Allocated memory was 56.6 MB in the beginning and 79.7 MB in the end (delta: 23.1 MB). Free memory was 34.7 MB in the beginning and 59.0 MB in the end (delta: -24.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:39,632 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.82 ms. Allocated memory is still 79.7 MB. Free memory was 59.0 MB in the beginning and 56.7 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:39,633 INFO L168 Benchmark]: Boogie Preprocessor took 73.60 ms. Allocated memory is still 79.7 MB. Free memory was 56.7 MB in the beginning and 54.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:39,634 INFO L168 Benchmark]: RCFGBuilder took 5600.11 ms. Allocated memory is still 79.7 MB. Free memory was 54.4 MB in the beginning and 40.4 MB in the end (delta: 14.0 MB). Peak memory consumption was 16.9 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:39,634 INFO L168 Benchmark]: TraceAbstraction took 20712.09 ms. Allocated memory is still 79.7 MB. Free memory was 40.0 MB in the beginning and 49.8 MB in the end (delta: -9.8 MB). Peak memory consumption was 14.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:39,635 INFO L168 Benchmark]: Witness Printer took 52.13 ms. Allocated memory is still 79.7 MB. Free memory was 49.8 MB in the beginning and 47.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:39,639 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 56.6 MB. Free memory is still 37.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 428.99 ms. Allocated memory was 56.6 MB in the beginning and 79.7 MB in the end (delta: 23.1 MB). Free memory was 34.7 MB in the beginning and 59.0 MB in the end (delta: -24.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 85.82 ms. Allocated memory is still 79.7 MB. Free memory was 59.0 MB in the beginning and 56.7 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 73.60 ms. Allocated memory is still 79.7 MB. Free memory was 56.7 MB in the beginning and 54.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 5600.11 ms. Allocated memory is still 79.7 MB. Free memory was 54.4 MB in the beginning and 40.4 MB in the end (delta: 14.0 MB). Peak memory consumption was 16.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 20712.09 ms. Allocated memory is still 79.7 MB. Free memory was 40.0 MB in the beginning and 49.8 MB in the end (delta: -9.8 MB). Peak memory consumption was 14.5 MB. Max. memory is 16.1 GB. * Witness Printer took 52.13 ms. Allocated memory is still 79.7 MB. Free memory was 49.8 MB in the beginning and 47.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~hy~0_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~hy~0_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~hy~0_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~hy~0_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~hy~0_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~hy~0_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 193]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (x == ~Pluszero~LONGDOUBLE() && (~fp.gt~DOUBLE(y, ~Pluszero~LONGDOUBLE()) || ~fp.lt~DOUBLE(y, ~Pluszero~LONGDOUBLE()))) && x == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant [2021-10-11 00:34:39,654 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~hy~0_24,QUANTIFIED] [2021-10-11 00:34:39,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,656 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~hy~0_24,QUANTIFIED] [2021-10-11 00:34:39,656 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,656 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] Derived loop invariant: (((((((\result == ~Pluszero~LONGDOUBLE() && (\exists v_ULTIMATE.start_fmod_double_~hy~0_24 : bv32 :: hy == ~bvand32(2147483647bv32, v_ULTIMATE.start_fmod_double_~hy~0_24))) && x == ~Pluszero~LONGDOUBLE()) && !(0bv32 == ~bvor32(hy, ly))) && ~Pluszero~LONGDOUBLE() == res) && (\exists v_skolemized_q#valueAsBitvector_11 : bv64 :: (~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_11[63:63], v_skolemized_q#valueAsBitvector_11[62:52], v_skolemized_q#valueAsBitvector_11[51:0]) && lx == v_skolemized_q#valueAsBitvector_11[31:0]) && hx == ~bvxor32(v_skolemized_q#valueAsBitvector_11[63:32], ~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_11[63:32])))) && aux-res == 0.0 && __signbit_double(res) == 0-aux) && x == ~Pluszero~LONGDOUBLE()) && x == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 25]: Loop Invariant [2021-10-11 00:34:39,658 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~hy~0_24,QUANTIFIED] [2021-10-11 00:34:39,658 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,658 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,658 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,659 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,659 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,659 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,659 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~hy~0_24,QUANTIFIED] [2021-10-11 00:34:39,660 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,660 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,660 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,660 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,660 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,660 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] Derived loop invariant: ((((\result == ~Pluszero~LONGDOUBLE() && (\exists v_ULTIMATE.start_fmod_double_~hy~0_24 : bv32 :: hy == ~bvand32(2147483647bv32, v_ULTIMATE.start_fmod_double_~hy~0_24))) && x == ~Pluszero~LONGDOUBLE()) && !(0bv32 == ~bvor32(hy, ly))) && (\exists v_skolemized_q#valueAsBitvector_11 : bv64 :: (~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_11[63:63], v_skolemized_q#valueAsBitvector_11[62:52], v_skolemized_q#valueAsBitvector_11[51:0]) && lx == v_skolemized_q#valueAsBitvector_11[31:0]) && hx == ~bvxor32(v_skolemized_q#valueAsBitvector_11[63:32], ~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_11[63:32])))) && x == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 165]: Loop Invariant [2021-10-11 00:34:39,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_12,QUANTIFIED] [2021-10-11 00:34:39,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_12,QUANTIFIED] [2021-10-11 00:34:39,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_12,QUANTIFIED] [2021-10-11 00:34:39,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_12,QUANTIFIED] [2021-10-11 00:34:39,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~hy~0_24,QUANTIFIED] [2021-10-11 00:34:39,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,664 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_12,QUANTIFIED] [2021-10-11 00:34:39,664 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_12,QUANTIFIED] [2021-10-11 00:34:39,664 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_12,QUANTIFIED] [2021-10-11 00:34:39,664 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_12,QUANTIFIED] [2021-10-11 00:34:39,665 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~hy~0_24,QUANTIFIED] [2021-10-11 00:34:39,665 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,665 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,665 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,665 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,665 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-10-11 00:34:39,666 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] Derived loop invariant: ((((((((((\exists v_skolemized_q#valueAsBitvector_12 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_12[63:63], v_skolemized_q#valueAsBitvector_12[62:52], v_skolemized_q#valueAsBitvector_12[51:0]) && v_skolemized_q#valueAsBitvector_12[63:32] == msw) && \result == ~Pluszero~LONGDOUBLE()) && (\exists v_ULTIMATE.start_fmod_double_~hy~0_24 : bv32 :: hy == ~bvand32(2147483647bv32, v_ULTIMATE.start_fmod_double_~hy~0_24))) && x == ~Pluszero~LONGDOUBLE()) && !(0bv32 == ~bvor32(hy, ly))) && ~Pluszero~LONGDOUBLE() == res) && (\exists v_skolemized_q#valueAsBitvector_11 : bv64 :: (~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_11[63:63], v_skolemized_q#valueAsBitvector_11[62:52], v_skolemized_q#valueAsBitvector_11[51:0]) && lx == v_skolemized_q#valueAsBitvector_11[31:0]) && hx == ~bvxor32(v_skolemized_q#valueAsBitvector_11[63:32], ~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_11[63:32])))) && \result == 0bv32) && aux-res == 0.0 && __signbit_double(res) == 0-aux) && x == ~Pluszero~LONGDOUBLE()) && x == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 11.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 244 SDtfs, 458 SDslu, 313 SDs, 0 SdLazy, 170 SolverSat, 25 SolverUnsat, 54 SolverUnknown, 0 SolverNotchecked, 7.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 88 GetRequests, 45 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 5.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred in iteration=0, 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, 5 MinimizatonAttempts, 34 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 12 LocationsWithAnnotation, 12 PreInvPairs, 17 NumberOfFragments, 192 HoareAnnotationTreeSize, 12 FomulaSimplifications, 1289 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 12 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 74 NumberOfCodeBlocks, 74 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 69 ConstructedInterpolants, 15 QuantifiedInterpolants, 12093 SizeOfPredicates, 36 NumberOfNonLiveVariables, 360 ConjunctsInSsa, 52 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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 proved your program to be correct! Received shutdown request...