./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0686b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0686b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d49870e69541330ed9c43cbd05e2f521c52af3f7516e76ef84930ba6589bf389 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-26 00:34:51,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:34:51,141 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:34:51,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:34:51,176 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:34:51,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:34:51,179 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:34:51,181 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:34:51,183 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:34:51,184 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:34:51,185 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:34:51,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:34:51,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:34:51,193 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:34:51,196 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:34:51,200 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:34:51,201 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:34:51,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:34:51,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:34:51,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:34:51,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:34:51,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:34:51,221 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:34:51,222 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:34:51,225 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:34:51,229 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:34:51,229 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:34:51,230 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:34:51,232 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:34:51,233 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:34:51,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:34:51,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:34:51,237 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:34:51,238 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:34:51,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:34:51,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:34:51,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:34:51,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:34:51,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:34:51,245 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:34:51,246 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:34:51,247 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-26 00:34:51,283 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:34:51,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:34:51,284 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:34:51,285 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:34:51,285 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:34:51,286 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:34:51,286 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:34:51,286 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:34:51,287 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:34:51,287 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:34:51,288 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:34:51,288 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:34:51,289 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:34:51,289 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:34:51,289 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:34:51,289 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:34:51,290 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:34:51,290 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:34:51,291 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:34:51,291 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-26 00:34:51,291 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:34:51,291 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-26 00:34:51,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:34:51,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:34:51,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:34:51,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:34:51,293 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-26 00:34:51,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:34:51,293 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:34:51,293 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:34:51,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:34:51,294 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:34:51,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:34:51,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:34:51,295 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:34:51,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:34:51,295 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:34:51,296 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:34:51,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:34:51,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:34:51,296 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:34:51,297 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_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d49870e69541330ed9c43cbd05e2f521c52af3f7516e76ef84930ba6589bf389 [2022-11-26 00:34:51,615 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:34:51,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:34:51,664 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:34:51,666 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:34:51,666 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:34:51,668 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/float-newlib/double_req_bl_0686b.c [2022-11-26 00:34:54,703 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:34:54,984 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:34:54,996 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/sv-benchmarks/c/float-newlib/double_req_bl_0686b.c [2022-11-26 00:34:55,009 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/data/7181b8428/0d5195ac112e417793796d3e7d1178a2/FLAGc2675161e [2022-11-26 00:34:55,031 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/data/7181b8428/0d5195ac112e417793796d3e7d1178a2 [2022-11-26 00:34:55,037 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:34:55,041 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:34:55,043 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:34:55,043 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:34:55,047 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:34:55,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:34:55" (1/1) ... [2022-11-26 00:34:55,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@908bdf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:34:55, skipping insertion in model container [2022-11-26 00:34:55,050 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:34:55" (1/1) ... [2022-11-26 00:34:55,058 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:34:55,097 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:34:55,314 WARN L237 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_7bb35508-b4c7-494f-97b8-48c9cb370719/sv-benchmarks/c/float-newlib/double_req_bl_0686b.c[6207,6220] [2022-11-26 00:34:55,318 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:34:55,330 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 00:34:55,379 WARN L237 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_7bb35508-b4c7-494f-97b8-48c9cb370719/sv-benchmarks/c/float-newlib/double_req_bl_0686b.c[6207,6220] [2022-11-26 00:34:55,380 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:34:55,398 INFO L208 MainTranslator]: Completed translation [2022-11-26 00:34:55,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:34:55 WrapperNode [2022-11-26 00:34:55,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:34:55,400 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 00:34:55,400 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 00:34:55,401 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 00:34:55,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:34:55" (1/1) ... [2022-11-26 00:34:55,432 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:34:55" (1/1) ... [2022-11-26 00:34:55,473 INFO L138 Inliner]: procedures = 19, calls = 87, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 217 [2022-11-26 00:34:55,473 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 00:34:55,474 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 00:34:55,474 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 00:34:55,482 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 00:34:55,490 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:34:55" (1/1) ... [2022-11-26 00:34:55,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:34:55" (1/1) ... [2022-11-26 00:34:55,495 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:34:55" (1/1) ... [2022-11-26 00:34:55,495 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:34:55" (1/1) ... [2022-11-26 00:34:55,528 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:34:55" (1/1) ... [2022-11-26 00:34:55,534 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:34:55" (1/1) ... [2022-11-26 00:34:55,540 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:34:55" (1/1) ... [2022-11-26 00:34:55,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:34:55" (1/1) ... [2022-11-26 00:34:55,562 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 00:34:55,563 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 00:34:55,563 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 00:34:55,564 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 00:34:55,564 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:34:55" (1/1) ... [2022-11-26 00:34:55,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:34:55,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:34:55,627 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 00:34:55,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 00:34:55,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 00:34:55,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-26 00:34:55,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-26 00:34:55,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-26 00:34:55,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-26 00:34:55,675 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2022-11-26 00:34:55,676 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2022-11-26 00:34:55,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-11-26 00:34:55,676 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2022-11-26 00:34:55,676 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2022-11-26 00:34:55,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 00:34:55,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 00:34:55,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-26 00:34:55,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-11-26 00:34:55,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-26 00:34:55,816 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 00:34:55,833 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 00:34:56,514 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 00:34:56,565 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 00:34:56,565 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-11-26 00:34:56,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:34:56 BoogieIcfgContainer [2022-11-26 00:34:56,568 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 00:34:56,570 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 00:34:56,570 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 00:34:56,574 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 00:34:56,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:34:55" (1/3) ... [2022-11-26 00:34:56,575 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cbd4a2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:34:56, skipping insertion in model container [2022-11-26 00:34:56,575 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:34:55" (2/3) ... [2022-11-26 00:34:56,576 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cbd4a2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:34:56, skipping insertion in model container [2022-11-26 00:34:56,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:34:56" (3/3) ... [2022-11-26 00:34:56,577 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0686b.c [2022-11-26 00:34:56,595 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 00:34:56,595 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-26 00:34:56,643 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-26 00:34:56,650 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5f5dfd80, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-26 00:34:56,651 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-26 00:34:56,654 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 62 states have (on average 1.7096774193548387) internal successors, (106), 63 states have internal predecessors, (106), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-26 00:34:56,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-26 00:34:56,661 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:34:56,661 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:34:56,662 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:34:56,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:34:56,668 INFO L85 PathProgramCache]: Analyzing trace with hash 1480900370, now seen corresponding path program 1 times [2022-11-26 00:34:56,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:34:56,680 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057136075] [2022-11-26 00:34:56,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:34:56,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:34:56,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:34:56,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:34:56,866 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:34:56,867 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057136075] [2022-11-26 00:34:56,868 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2057136075] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:34:56,868 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:34:56,868 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-26 00:34:56,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456330828] [2022-11-26 00:34:56,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:34:56,877 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-26 00:34:56,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:34:56,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-26 00:34:56,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-26 00:34:56,923 INFO L87 Difference]: Start difference. First operand has 70 states, 62 states have (on average 1.7096774193548387) internal successors, (106), 63 states have internal predecessors, (106), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 00:34:57,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:34:57,010 INFO L93 Difference]: Finished difference Result 139 states and 231 transitions. [2022-11-26 00:34:57,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-26 00:34:57,013 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-11-26 00:34:57,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:34:57,023 INFO L225 Difference]: With dead ends: 139 [2022-11-26 00:34:57,023 INFO L226 Difference]: Without dead ends: 68 [2022-11-26 00:34:57,028 INFO L412 NwaCegarLoop]: 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 [2022-11-26 00:34:57,035 INFO L413 NwaCegarLoop]: 86 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-26 00:34:57,036 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 86 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-26 00:34:57,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2022-11-26 00:34:57,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2022-11-26 00:34:57,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 61 states have (on average 1.4262295081967213) internal successors, (87), 61 states have internal predecessors, (87), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-26 00:34:57,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 95 transitions. [2022-11-26 00:34:57,084 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 95 transitions. Word has length 9 [2022-11-26 00:34:57,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:34:57,084 INFO L495 AbstractCegarLoop]: Abstraction has 68 states and 95 transitions. [2022-11-26 00:34:57,084 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 00:34:57,085 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 95 transitions. [2022-11-26 00:34:57,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-26 00:34:57,085 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:34:57,085 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:34:57,086 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-26 00:34:57,086 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:34:57,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:34:57,087 INFO L85 PathProgramCache]: Analyzing trace with hash 1553326235, now seen corresponding path program 1 times [2022-11-26 00:34:57,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:34:57,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075746426] [2022-11-26 00:34:57,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:34:57,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:34:57,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-26 00:34:57,216 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-26 00:34:57,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-26 00:34:57,435 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-26 00:34:57,440 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-11-26 00:34:57,442 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-26 00:34:57,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-26 00:34:57,448 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-26 00:34:57,451 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-26 00:34:57,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 12:34:57 BoogieIcfgContainer [2022-11-26 00:34:57,512 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-26 00:34:57,513 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-26 00:34:57,513 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-26 00:34:57,513 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-26 00:34:57,514 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:34:56" (3/4) ... [2022-11-26 00:34:57,517 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-26 00:34:57,518 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-26 00:34:57,521 INFO L158 Benchmark]: Toolchain (without parser) took 2480.65ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 87.0MB in the beginning and 119.7MB in the end (delta: -32.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:34:57,522 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 132.1MB. Free memory was 98.2MB in the beginning and 98.2MB in the end (delta: 26.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:34:57,526 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.50ms. Allocated memory is still 132.1MB. Free memory was 86.6MB in the beginning and 72.6MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-26 00:34:57,529 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.27ms. Allocated memory is still 132.1MB. Free memory was 72.3MB in the beginning and 69.9MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-26 00:34:57,530 INFO L158 Benchmark]: Boogie Preprocessor took 88.64ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 69.9MB in the beginning and 129.5MB in the end (delta: -59.6MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2022-11-26 00:34:57,530 INFO L158 Benchmark]: RCFGBuilder took 1005.12ms. Allocated memory is still 159.4MB. Free memory was 129.4MB in the beginning and 100.0MB in the end (delta: 29.4MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2022-11-26 00:34:57,531 INFO L158 Benchmark]: TraceAbstraction took 942.31ms. Allocated memory is still 159.4MB. Free memory was 98.9MB in the beginning and 119.7MB in the end (delta: -20.7MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. [2022-11-26 00:34:57,532 INFO L158 Benchmark]: Witness Printer took 7.55ms. Allocated memory is still 159.4MB. Free memory is still 119.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:34:57,534 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 132.1MB. Free memory was 98.2MB in the beginning and 98.2MB in the end (delta: 26.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.50ms. Allocated memory is still 132.1MB. Free memory was 86.6MB in the beginning and 72.6MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.27ms. Allocated memory is still 132.1MB. Free memory was 72.3MB in the beginning and 69.9MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.64ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 69.9MB in the beginning and 129.5MB in the end (delta: -59.6MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1005.12ms. Allocated memory is still 159.4MB. Free memory was 129.4MB in the beginning and 100.0MB in the end (delta: 29.4MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. * TraceAbstraction took 942.31ms. Allocated memory is still 159.4MB. Free memory was 98.9MB in the beginning and 119.7MB in the end (delta: -20.7MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. * Witness Printer took 7.55ms. Allocated memory is still 159.4MB. Free memory is still 119.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 258]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 164, overapproximation of someUnaryDOUBLEoperation at line 54, overapproximation of someBinaryArithmeticDOUBLEoperation at line 165, overapproximation of bitwiseAnd at line 162, overapproximation of someBinaryDOUBLEComparisonOperation at line 257. Possible FailurePath: [L39-L44] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L46-L51] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L62-L64] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L141-L142] static const double tiny_atan2 = 1.0e-300, zero_atan2 = 0.0, pi_lo_atan2 = 1.2246467991473531772E-16; [L252] double x = 1.0 / 0.0; [L253] double y = -1.0 / 0.0; [L255] CALL, EXPR __ieee754_atan2(y, x) [L145] double z; [L146] __int32_t k, m, hx, hy, ix, iy; [L147] __uint32_t lx, ly; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, \old(y)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, y=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, zero_atan2=0] [L150] ieee_double_shape_type ew_u; [L151] ew_u.value = (x) [L152] EXPR ew_u.parts.msw [L152] (hx) = ew_u.parts.msw [L153] EXPR ew_u.parts.lsw [L153] (lx) = ew_u.parts.lsw [L155] ix = hx & 0x7fffffff VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, \old(y)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=0, ix=0, lx=0, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, y=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, zero_atan2=0] [L157] ieee_double_shape_type ew_u; [L158] ew_u.value = (y) [L159] EXPR ew_u.parts.msw [L159] (hy) = ew_u.parts.msw [L160] EXPR ew_u.parts.lsw [L160] (ly) = ew_u.parts.lsw [L162] iy = hy & 0x7fffffff VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, \old(y)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=0, hy=2146435073, ix=0, iy=2146435073, lx=0, ly=0, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, y=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, zero_atan2=0] [L163-L164] COND TRUE ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) [L165] return x + y; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, \old(y)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=0, hy=2146435073, ix=0, iy=2146435073, lx=0, ly=0, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, y=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, zero_atan2=0] [L255] RET, EXPR __ieee754_atan2(y, x) [L255] double res = __ieee754_atan2(y, x); [L257] COND TRUE res != -pi_o_4 VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, res=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, y=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, zero_atan2=0] [L258] reach_error() VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, res=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, y=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 70 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 86 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 86 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, 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=70occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 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 [2022-11-26 00:34:57,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0686b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d49870e69541330ed9c43cbd05e2f521c52af3f7516e76ef84930ba6589bf389 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-26 00:35:00,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:35:00,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:35:00,116 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:35:00,119 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:35:00,123 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:35:00,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:35:00,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:35:00,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:35:00,139 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:35:00,140 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:35:00,143 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:35:00,143 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:35:00,147 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:35:00,149 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:35:00,155 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:35:00,156 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:35:00,157 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:35:00,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:35:00,164 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:35:00,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:35:00,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:35:00,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:35:00,171 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:35:00,181 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:35:00,182 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:35:00,182 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:35:00,184 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:35:00,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:35:00,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:35:00,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:35:00,188 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:35:00,190 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:35:00,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:35:00,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:35:00,193 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:35:00,193 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:35:00,194 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:35:00,194 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:35:00,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:35:00,196 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:35:00,200 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-11-26 00:35:00,257 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:35:00,257 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:35:00,258 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:35:00,258 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:35:00,267 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:35:00,267 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:35:00,267 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:35:00,268 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:35:00,268 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:35:00,268 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:35:00,269 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:35:00,270 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:35:00,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:35:00,271 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-26 00:35:00,271 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-26 00:35:00,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:35:00,272 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:35:00,272 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:35:00,272 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:35:00,272 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-26 00:35:00,273 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-26 00:35:00,273 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-26 00:35:00,273 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-26 00:35:00,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:35:00,274 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:35:00,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:35:00,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:35:00,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-26 00:35:00,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:35:00,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:35:00,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:35:00,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:35:00,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:35:00,277 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-26 00:35:00,277 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-26 00:35:00,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:35:00,278 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:35:00,278 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-26 00:35:00,278 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_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d49870e69541330ed9c43cbd05e2f521c52af3f7516e76ef84930ba6589bf389 [2022-11-26 00:35:00,675 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:35:00,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:35:00,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:35:00,705 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:35:00,705 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:35:00,707 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/float-newlib/double_req_bl_0686b.c [2022-11-26 00:35:03,717 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:35:03,951 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:35:03,952 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/sv-benchmarks/c/float-newlib/double_req_bl_0686b.c [2022-11-26 00:35:03,961 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/data/89458f0b2/7e43855f86a94dac9da09e5d80179131/FLAG1d17189b9 [2022-11-26 00:35:03,974 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/data/89458f0b2/7e43855f86a94dac9da09e5d80179131 [2022-11-26 00:35:03,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:35:03,978 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:35:03,981 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:35:03,981 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:35:03,984 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:35:03,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:35:03" (1/1) ... [2022-11-26 00:35:03,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ad4f773 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:35:03, skipping insertion in model container [2022-11-26 00:35:03,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:35:03" (1/1) ... [2022-11-26 00:35:03,994 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:35:04,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:35:04,330 WARN L237 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_7bb35508-b4c7-494f-97b8-48c9cb370719/sv-benchmarks/c/float-newlib/double_req_bl_0686b.c[6207,6220] [2022-11-26 00:35:04,334 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:35:04,356 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 00:35:04,447 WARN L237 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_7bb35508-b4c7-494f-97b8-48c9cb370719/sv-benchmarks/c/float-newlib/double_req_bl_0686b.c[6207,6220] [2022-11-26 00:35:04,447 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:35:04,479 INFO L208 MainTranslator]: Completed translation [2022-11-26 00:35:04,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:35:04 WrapperNode [2022-11-26 00:35:04,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:35:04,481 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 00:35:04,481 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 00:35:04,481 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 00:35:04,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:35:04" (1/1) ... [2022-11-26 00:35:04,512 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:35:04" (1/1) ... [2022-11-26 00:35:04,557 INFO L138 Inliner]: procedures = 22, calls = 87, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 218 [2022-11-26 00:35:04,558 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 00:35:04,558 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 00:35:04,558 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 00:35:04,559 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 00:35:04,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:35:04" (1/1) ... [2022-11-26 00:35:04,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:35:04" (1/1) ... [2022-11-26 00:35:04,584 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:35:04" (1/1) ... [2022-11-26 00:35:04,584 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:35:04" (1/1) ... [2022-11-26 00:35:04,613 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:35:04" (1/1) ... [2022-11-26 00:35:04,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:35:04" (1/1) ... [2022-11-26 00:35:04,620 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:35:04" (1/1) ... [2022-11-26 00:35:04,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:35:04" (1/1) ... [2022-11-26 00:35:04,626 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 00:35:04,627 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 00:35:04,627 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 00:35:04,627 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 00:35:04,628 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:35:04" (1/1) ... [2022-11-26 00:35:04,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:35:04,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:35:04,688 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 00:35:04,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 00:35:04,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 00:35:04,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2022-11-26 00:35:04,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2022-11-26 00:35:04,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-26 00:35:04,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-26 00:35:04,744 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2022-11-26 00:35:04,745 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2022-11-26 00:35:04,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2022-11-26 00:35:04,745 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2022-11-26 00:35:04,745 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2022-11-26 00:35:04,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-26 00:35:04,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 00:35:04,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 00:35:04,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-26 00:35:04,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-26 00:35:04,911 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 00:35:04,913 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 00:35:32,088 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 00:35:32,101 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 00:35:32,101 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-11-26 00:35:32,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:35:32 BoogieIcfgContainer [2022-11-26 00:35:32,104 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 00:35:32,110 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 00:35:32,110 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 00:35:32,115 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 00:35:32,115 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:35:03" (1/3) ... [2022-11-26 00:35:32,116 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38cd45e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:35:32, skipping insertion in model container [2022-11-26 00:35:32,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:35:04" (2/3) ... [2022-11-26 00:35:32,119 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38cd45e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:35:32, skipping insertion in model container [2022-11-26 00:35:32,119 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:35:32" (3/3) ... [2022-11-26 00:35:32,121 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0686b.c [2022-11-26 00:35:32,141 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 00:35:32,142 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-26 00:35:32,217 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-26 00:35:32,227 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2a80b97b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-26 00:35:32,228 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-26 00:35:32,233 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 78 states have (on average 1.6794871794871795) internal successors, (131), 79 states have internal predecessors, (131), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-26 00:35:32,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-26 00:35:32,242 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:35:32,243 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:35:32,243 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:35:32,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:35:32,251 INFO L85 PathProgramCache]: Analyzing trace with hash 1416917136, now seen corresponding path program 1 times [2022-11-26 00:35:32,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 00:35:32,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1304478709] [2022-11-26 00:35:32,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:35:32,265 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 00:35:32,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 00:35:32,266 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 00:35:32,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-26 00:35:32,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:35:32,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-26 00:35:32,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:35:32,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:35:32,762 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:35:32,762 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 00:35:32,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1304478709] [2022-11-26 00:35:32,763 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1304478709] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:35:32,764 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:35:32,764 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-26 00:35:32,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880804403] [2022-11-26 00:35:32,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:35:32,771 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-26 00:35:32,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 00:35:32,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-26 00:35:32,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-26 00:35:32,804 INFO L87 Difference]: Start difference. First operand has 86 states, 78 states have (on average 1.6794871794871795) internal successors, (131), 79 states have internal predecessors, (131), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 00:35:32,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:35:32,837 INFO L93 Difference]: Finished difference Result 170 states and 280 transitions. [2022-11-26 00:35:32,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-26 00:35:32,840 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-11-26 00:35:32,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:35:32,848 INFO L225 Difference]: With dead ends: 170 [2022-11-26 00:35:32,848 INFO L226 Difference]: Without dead ends: 83 [2022-11-26 00:35:32,852 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-26 00:35:32,856 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-26 00:35:32,857 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-26 00:35:32,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2022-11-26 00:35:32,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2022-11-26 00:35:32,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 76 states have (on average 1.4605263157894737) internal successors, (111), 76 states have internal predecessors, (111), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-26 00:35:32,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 119 transitions. [2022-11-26 00:35:32,903 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 119 transitions. Word has length 10 [2022-11-26 00:35:32,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:35:32,903 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 119 transitions. [2022-11-26 00:35:32,904 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 00:35:32,904 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 119 transitions. [2022-11-26 00:35:32,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-26 00:35:32,904 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:35:32,905 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:35:32,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-26 00:35:33,126 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 00:35:33,127 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:35:33,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:35:33,128 INFO L85 PathProgramCache]: Analyzing trace with hash 194980505, now seen corresponding path program 1 times [2022-11-26 00:35:33,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 00:35:33,129 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1672794843] [2022-11-26 00:35:33,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:35:33,129 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 00:35:33,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 00:35:33,131 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 00:35:33,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-26 00:35:33,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:35:33,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 23 conjunts are in the unsatisfiable core [2022-11-26 00:35:33,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:35:34,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:35:34,199 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 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 [2022-11-26 00:35:35,661 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:35:35,661 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 17 [2022-11-26 00:35:37,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:35:37,271 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:35:37,274 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 00:35:37,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1672794843] [2022-11-26 00:35:37,278 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1672794843] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:35:37,278 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:35:37,278 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-26 00:35:37,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444464669] [2022-11-26 00:35:37,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:35:37,281 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-26 00:35:37,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 00:35:37,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-26 00:35:37,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-26 00:35:37,285 INFO L87 Difference]: Start difference. First operand 83 states and 119 transitions. Second operand has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 00:35:45,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-26 00:35:47,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-26 00:35:50,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-26 00:35:52,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-26 00:35:52,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:35:52,397 INFO L93 Difference]: Finished difference Result 126 states and 178 transitions. [2022-11-26 00:35:52,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-26 00:35:52,398 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2022-11-26 00:35:52,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:35:52,400 INFO L225 Difference]: With dead ends: 126 [2022-11-26 00:35:52,400 INFO L226 Difference]: Without dead ends: 56 [2022-11-26 00:35:52,401 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2022-11-26 00:35:52,402 INFO L413 NwaCegarLoop]: 58 mSDtfsCounter, 71 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 8 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2022-11-26 00:35:52,403 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 272 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 63 Invalid, 4 Unknown, 0 Unchecked, 13.8s Time] [2022-11-26 00:35:52,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2022-11-26 00:35:52,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2022-11-26 00:35:52,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 51 states have (on average 1.2941176470588236) internal successors, (66), 51 states have internal predecessors, (66), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-26 00:35:52,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 70 transitions. [2022-11-26 00:35:52,413 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 70 transitions. Word has length 12 [2022-11-26 00:35:52,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:35:52,413 INFO L495 AbstractCegarLoop]: Abstraction has 56 states and 70 transitions. [2022-11-26 00:35:52,413 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 00:35:52,414 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2022-11-26 00:35:52,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-26 00:35:52,414 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:35:52,415 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:35:52,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-26 00:35:52,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 00:35:52,623 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:35:52,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:35:52,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1517844684, now seen corresponding path program 1 times [2022-11-26 00:35:52,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 00:35:52,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [144049820] [2022-11-26 00:35:52,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:35:52,624 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 00:35:52,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 00:35:52,626 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 00:35:52,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-26 00:35:53,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:35:53,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-26 00:35:53,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:35:55,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:35:55,098 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:35:55,099 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 00:35:55,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [144049820] [2022-11-26 00:35:55,099 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [144049820] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:35:55,099 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:35:55,099 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-26 00:35:55,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826566553] [2022-11-26 00:35:55,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:35:55,100 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-26 00:35:55,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 00:35:55,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-26 00:35:55,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-26 00:35:55,102 INFO L87 Difference]: Start difference. First operand 56 states and 70 transitions. Second operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 00:35:58,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-11-26 00:35:59,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:35:59,019 INFO L93 Difference]: Finished difference Result 64 states and 76 transitions. [2022-11-26 00:35:59,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-26 00:35:59,020 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2022-11-26 00:35:59,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:35:59,022 INFO L225 Difference]: With dead ends: 64 [2022-11-26 00:35:59,022 INFO L226 Difference]: Without dead ends: 60 [2022-11-26 00:35:59,022 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-26 00:35:59,023 INFO L413 NwaCegarLoop]: 60 mSDtfsCounter, 58 mSDsluCounter, 188 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 248 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-11-26 00:35:59,024 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 248 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-11-26 00:35:59,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2022-11-26 00:35:59,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 56. [2022-11-26 00:35:59,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 51 states have (on average 1.2549019607843137) internal successors, (64), 51 states have internal predecessors, (64), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-26 00:35:59,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 68 transitions. [2022-11-26 00:35:59,042 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 68 transitions. Word has length 18 [2022-11-26 00:35:59,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:35:59,042 INFO L495 AbstractCegarLoop]: Abstraction has 56 states and 68 transitions. [2022-11-26 00:35:59,042 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 00:35:59,043 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 68 transitions. [2022-11-26 00:35:59,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-26 00:35:59,044 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:35:59,045 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:35:59,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-26 00:35:59,250 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 00:35:59,251 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:35:59,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:35:59,252 INFO L85 PathProgramCache]: Analyzing trace with hash 190022478, now seen corresponding path program 1 times [2022-11-26 00:35:59,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 00:35:59,252 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1917587001] [2022-11-26 00:35:59,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:35:59,253 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 00:35:59,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 00:35:59,258 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 00:35:59,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-26 00:35:59,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:35:59,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-26 00:35:59,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:36:04,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:36:04,074 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:36:04,075 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 00:36:04,075 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1917587001] [2022-11-26 00:36:04,075 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1917587001] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:36:04,075 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:36:04,076 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:36:04,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901657630] [2022-11-26 00:36:04,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:36:04,077 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-26 00:36:04,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 00:36:04,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-26 00:36:04,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:36:04,078 INFO L87 Difference]: Start difference. First operand 56 states and 68 transitions. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 00:36:11,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-26 00:36:17,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:36:20,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-26 00:36:22,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:36:26,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.55s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-26 00:36:29,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-26 00:36:32,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.94s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-26 00:36:35,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-26 00:36:35,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:36:35,878 INFO L93 Difference]: Finished difference Result 63 states and 74 transitions. [2022-11-26 00:36:36,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-26 00:36:36,113 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-11-26 00:36:36,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:36:36,115 INFO L225 Difference]: With dead ends: 63 [2022-11-26 00:36:36,115 INFO L226 Difference]: Without dead ends: 59 [2022-11-26 00:36:36,116 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-26 00:36:36,116 INFO L413 NwaCegarLoop]: 52 mSDtfsCounter, 48 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 0 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 146 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.3s IncrementalHoareTripleChecker+Time [2022-11-26 00:36:36,117 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 146 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 43 Invalid, 7 Unknown, 0 Unchecked, 28.3s Time] [2022-11-26 00:36:36,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2022-11-26 00:36:36,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 56. [2022-11-26 00:36:36,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 51 states have (on average 1.2352941176470589) internal successors, (63), 51 states have internal predecessors, (63), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-26 00:36:36,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 67 transitions. [2022-11-26 00:36:36,126 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 67 transitions. Word has length 19 [2022-11-26 00:36:36,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:36:36,126 INFO L495 AbstractCegarLoop]: Abstraction has 56 states and 67 transitions. [2022-11-26 00:36:36,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 00:36:36,127 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 67 transitions. [2022-11-26 00:36:36,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-26 00:36:36,128 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:36:36,128 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:36:36,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-26 00:36:36,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 00:36:36,343 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:36:36,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:36:36,343 INFO L85 PathProgramCache]: Analyzing trace with hash -2112919223, now seen corresponding path program 1 times [2022-11-26 00:36:36,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 00:36:36,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [95136838] [2022-11-26 00:36:36,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:36:36,344 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 00:36:36,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 00:36:36,345 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 00:36:36,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-26 00:36:36,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:36:36,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-26 00:36:36,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:36:37,244 INFO L350 Elim1Store]: Elim1 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 15 treesize of output 16 [2022-11-26 00:36:38,088 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2022-11-26 00:36:40,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:36:40,801 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:36:40,801 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 00:36:40,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [95136838] [2022-11-26 00:36:40,801 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [95136838] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:36:40,802 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:36:40,802 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-26 00:36:40,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758501821] [2022-11-26 00:36:40,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:36:40,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-26 00:36:40,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 00:36:40,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-26 00:36:40,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-26 00:36:40,804 INFO L87 Difference]: Start difference. First operand 56 states and 67 transitions. Second operand has 7 states, 7 states have (on average 3.0) internal successors, (21), 7 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 00:36:42,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:36:42,981 INFO L93 Difference]: Finished difference Result 56 states and 67 transitions. [2022-11-26 00:36:42,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-26 00:36:42,982 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.0) internal successors, (21), 7 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2022-11-26 00:36:42,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:36:42,982 INFO L225 Difference]: With dead ends: 56 [2022-11-26 00:36:42,982 INFO L226 Difference]: Without dead ends: 0 [2022-11-26 00:36:42,983 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2022-11-26 00:36:42,985 INFO L413 NwaCegarLoop]: 8 mSDtfsCounter, 20 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 27 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-26 00:36:42,985 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 27 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-26 00:36:42,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-26 00:36:42,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-26 00:36:42,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 00:36:42,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-26 00:36:42,987 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2022-11-26 00:36:42,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:36:42,987 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-26 00:36:42,987 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.0) internal successors, (21), 7 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 00:36:42,987 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-26 00:36:42,988 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-26 00:36:42,990 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-26 00:36:43,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-26 00:36:43,210 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 00:36:43,212 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-26 00:36:46,921 INFO L899 garLoopResultBuilder]: For program point L26(lines 26 31) no Hoare annotation was computed. [2022-11-26 00:36:46,921 INFO L902 garLoopResultBuilder]: At program point L26-1(lines 19 33) the Hoare annotation is: true [2022-11-26 00:36:46,921 INFO L899 garLoopResultBuilder]: For program point fabs_doubleEXIT(lines 19 33) no Hoare annotation was computed. [2022-11-26 00:36:46,921 INFO L899 garLoopResultBuilder]: For program point L26-2(lines 26 31) no Hoare annotation was computed. [2022-11-26 00:36:46,921 INFO L902 garLoopResultBuilder]: At program point fabs_doubleENTRY(lines 19 33) the Hoare annotation is: true [2022-11-26 00:36:46,922 INFO L899 garLoopResultBuilder]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2022-11-26 00:36:46,922 INFO L902 garLoopResultBuilder]: At program point L21-2(lines 21 25) the Hoare annotation is: true [2022-11-26 00:36:46,922 INFO L899 garLoopResultBuilder]: For program point fabs_doubleFINAL(lines 19 33) no Hoare annotation was computed. [2022-11-26 00:36:46,923 INFO L902 garLoopResultBuilder]: At program point L97(line 97) the Hoare annotation is: true [2022-11-26 00:36:46,923 INFO L899 garLoopResultBuilder]: For program point L97-1(line 97) no Hoare annotation was computed. [2022-11-26 00:36:46,923 INFO L899 garLoopResultBuilder]: For program point L85(lines 85 88) no Hoare annotation was computed. [2022-11-26 00:36:46,923 INFO L899 garLoopResultBuilder]: For program point L98(lines 98 114) no Hoare annotation was computed. [2022-11-26 00:36:46,923 INFO L899 garLoopResultBuilder]: For program point L90(lines 90 115) no Hoare annotation was computed. [2022-11-26 00:36:46,923 INFO L899 garLoopResultBuilder]: For program point L78-1(lines 78 82) no Hoare annotation was computed. [2022-11-26 00:36:46,923 INFO L902 garLoopResultBuilder]: At program point L78-2(lines 78 82) the Hoare annotation is: true [2022-11-26 00:36:46,923 INFO L899 garLoopResultBuilder]: For program point L78-3(lines 76 89) no Hoare annotation was computed. [2022-11-26 00:36:46,924 INFO L899 garLoopResultBuilder]: For program point L107(lines 107 113) no Hoare annotation was computed. [2022-11-26 00:36:46,924 INFO L899 garLoopResultBuilder]: For program point L107-2(lines 90 115) no Hoare annotation was computed. [2022-11-26 00:36:46,924 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 70 74) no Hoare annotation was computed. [2022-11-26 00:36:46,924 INFO L902 garLoopResultBuilder]: At program point L70-2(lines 70 74) the Hoare annotation is: true [2022-11-26 00:36:46,924 INFO L899 garLoopResultBuilder]: For program point L70-3(lines 70 74) no Hoare annotation was computed. [2022-11-26 00:36:46,924 INFO L899 garLoopResultBuilder]: For program point L99(lines 99 105) no Hoare annotation was computed. [2022-11-26 00:36:46,924 INFO L899 garLoopResultBuilder]: For program point L128(lines 128 133) no Hoare annotation was computed. [2022-11-26 00:36:46,924 INFO L899 garLoopResultBuilder]: For program point L91(lines 91 94) no Hoare annotation was computed. [2022-11-26 00:36:46,924 INFO L899 garLoopResultBuilder]: For program point L91-2(lines 91 94) no Hoare annotation was computed. [2022-11-26 00:36:46,925 INFO L899 garLoopResultBuilder]: For program point atan_doubleEXIT(lines 66 134) no Hoare annotation was computed. [2022-11-26 00:36:46,925 INFO L899 garLoopResultBuilder]: For program point L92(lines 92 93) no Hoare annotation was computed. [2022-11-26 00:36:46,925 INFO L902 garLoopResultBuilder]: At program point atan_doubleENTRY(lines 66 134) the Hoare annotation is: true [2022-11-26 00:36:46,926 INFO L899 garLoopResultBuilder]: For program point L76(lines 76 89) no Hoare annotation was computed. [2022-11-26 00:36:46,926 INFO L899 garLoopResultBuilder]: For program point atan_doubleFINAL(lines 66 134) no Hoare annotation was computed. [2022-11-26 00:36:46,926 INFO L899 garLoopResultBuilder]: For program point L192(line 192) no Hoare annotation was computed. [2022-11-26 00:36:46,926 INFO L899 garLoopResultBuilder]: For program point L217(lines 217 220) no Hoare annotation was computed. [2022-11-26 00:36:46,926 INFO L899 garLoopResultBuilder]: For program point L217-2(lines 215 220) no Hoare annotation was computed. [2022-11-26 00:36:46,926 INFO L899 garLoopResultBuilder]: For program point L201(line 201) no Hoare annotation was computed. [2022-11-26 00:36:46,926 INFO L899 garLoopResultBuilder]: For program point L226-1(lines 226 230) no Hoare annotation was computed. [2022-11-26 00:36:46,926 INFO L895 garLoopResultBuilder]: At program point L226-2(lines 226 230) the Hoare annotation is: false [2022-11-26 00:36:46,926 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-26 00:36:46,926 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-26 00:36:46,927 INFO L899 garLoopResultBuilder]: For program point L185(lines 185 209) no Hoare annotation was computed. [2022-11-26 00:36:46,927 INFO L899 garLoopResultBuilder]: For program point L185-1(lines 144 244) no Hoare annotation was computed. [2022-11-26 00:36:46,927 INFO L899 garLoopResultBuilder]: For program point L177(line 177) no Hoare annotation was computed. [2022-11-26 00:36:46,928 INFO L895 garLoopResultBuilder]: At program point L144(lines 144 244) the Hoare annotation is: (and (= ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)) ~tiny_atan2~0) (= |ULTIMATE.start___ieee754_atan2_#res#1| (fp.sub roundNearestTiesToEven (fp.neg ~pi_o_4~0) ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)))) (exists ((currentRoundingMode RoundingMode)) (let ((.cse0 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= |ULTIMATE.start___ieee754_atan2_~x#1| (fp.div currentRoundingMode .cse0 (_ +zero 11 53))) (= |ULTIMATE.start___ieee754_atan2_~y#1| (fp.div currentRoundingMode (fp.neg .cse0) (_ +zero 11 53)))))) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (let ((.cse1 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= |ULTIMATE.start___ieee754_atan2_~lx~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|)) (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_24|)) |ULTIMATE.start___ieee754_atan2_~iy~0#1|) (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) |ULTIMATE.start___ieee754_atan2_~ix~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (fp.div currentRoundingMode .cse1 (_ +zero 11 53))) (= |ULTIMATE.start___ieee754_atan2_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_24|)) (= (fp.div currentRoundingMode (fp.neg .cse1) (_ +zero 11 53)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|)))))) (= ~pi_o_4~0 ((_ to_fp 11 53) currentRoundingMode (/ 785398163397448279.0 1000000000000000000.0))) (exists ((|v_skolemized_q#valueAsBitvector_28| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= |ULTIMATE.start___ieee754_atan2_~hy~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_28|)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_28|))))) (= currentRoundingMode roundNearestTiesToEven)) [2022-11-26 00:36:46,928 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-11-26 00:36:46,928 INFO L899 garLoopResultBuilder]: For program point L186(lines 186 208) no Hoare annotation was computed. [2022-11-26 00:36:46,928 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-11-26 00:36:46,928 INFO L899 garLoopResultBuilder]: For program point L170(lines 170 180) no Hoare annotation was computed. [2022-11-26 00:36:46,929 INFO L899 garLoopResultBuilder]: For program point L170-2(lines 144 244) no Hoare annotation was computed. [2022-11-26 00:36:46,929 INFO L902 garLoopResultBuilder]: At program point L261(lines 246 262) the Hoare annotation is: true [2022-11-26 00:36:46,929 INFO L895 garLoopResultBuilder]: At program point L220(line 220) the Hoare annotation is: false [2022-11-26 00:36:46,929 INFO L899 garLoopResultBuilder]: For program point L187(lines 187 196) no Hoare annotation was computed. [2022-11-26 00:36:46,929 INFO L895 garLoopResultBuilder]: At program point L220-1(line 220) the Hoare annotation is: false [2022-11-26 00:36:46,930 INFO L899 garLoopResultBuilder]: For program point L220-2(line 220) no Hoare annotation was computed. [2022-11-26 00:36:46,930 INFO L899 garLoopResultBuilder]: For program point L171(lines 171 179) no Hoare annotation was computed. [2022-11-26 00:36:46,930 INFO L899 garLoopResultBuilder]: For program point L163(lines 163 165) no Hoare annotation was computed. [2022-11-26 00:36:46,930 INFO L899 garLoopResultBuilder]: For program point L221(lines 221 243) no Hoare annotation was computed. [2022-11-26 00:36:46,930 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-11-26 00:36:46,930 INFO L899 garLoopResultBuilder]: For program point L205(line 205) no Hoare annotation was computed. [2022-11-26 00:36:46,931 INFO L899 garLoopResultBuilder]: For program point L172(line 172) no Hoare annotation was computed. [2022-11-26 00:36:46,931 INFO L899 garLoopResultBuilder]: For program point L172-2(line 172) no Hoare annotation was computed. [2022-11-26 00:36:46,931 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-26 00:36:46,931 INFO L899 garLoopResultBuilder]: For program point L222(line 222) no Hoare annotation was computed. [2022-11-26 00:36:46,931 INFO L899 garLoopResultBuilder]: For program point L156-1(lines 156 161) no Hoare annotation was computed. [2022-11-26 00:36:46,932 INFO L895 garLoopResultBuilder]: At program point L156-2(lines 156 161) the Hoare annotation is: (and (= ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)) ~tiny_atan2~0) (exists ((currentRoundingMode RoundingMode)) (let ((.cse0 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= |ULTIMATE.start___ieee754_atan2_~x#1| (fp.div currentRoundingMode .cse0 (_ +zero 11 53))) (= |ULTIMATE.start___ieee754_atan2_~y#1| (fp.div currentRoundingMode (fp.neg .cse0) (_ +zero 11 53)))))) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (|v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse4 (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|))) (let ((.cse2 (select .cse4 (_ bv0 32))) (.cse1 ((_ to_fp 11 53) currentRoundingMode 1.0)) (.cse3 (select .cse4 (_ bv4 32)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (fp.div currentRoundingMode .cse1 (_ +zero 11 53))) (= .cse2 |ULTIMATE.start___ieee754_atan2_~lx~0#1|) (= .cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|)) (= .cse3 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) (= |ULTIMATE.start___ieee754_atan2_~y#1| (fp.div currentRoundingMode (fp.neg .cse1) (_ +zero 11 53))) (= |ULTIMATE.start___ieee754_atan2_~ix~1#1| (bvand (_ bv2147483647 32) .cse3)))))) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (|v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse8 (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|))) (let ((.cse6 (select .cse8 (_ bv0 32))) (.cse5 ((_ to_fp 11 53) currentRoundingMode 1.0)) (.cse7 (select .cse8 (_ bv4 32)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (fp.div currentRoundingMode .cse5 (_ +zero 11 53))) (= .cse6 |ULTIMATE.start___ieee754_atan2_~lx~0#1|) (= .cse6 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|)) (= .cse7 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) (= |ULTIMATE.start___ieee754_atan2_~y#1| (fp.div currentRoundingMode (fp.neg .cse5) (_ +zero 11 53))) (= .cse7 |ULTIMATE.start___ieee754_atan2_~hx~1#1|))))) (= ~pi_o_4~0 ((_ to_fp 11 53) currentRoundingMode (/ 785398163397448279.0 1000000000000000000.0))) (= currentRoundingMode roundNearestTiesToEven)) [2022-11-26 00:36:46,932 INFO L899 garLoopResultBuilder]: For program point L156-3(lines 156 161) no Hoare annotation was computed. [2022-11-26 00:36:46,933 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 258) no Hoare annotation was computed. [2022-11-26 00:36:46,933 INFO L899 garLoopResultBuilder]: For program point L239(line 239) no Hoare annotation was computed. [2022-11-26 00:36:46,933 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-11-26 00:36:46,933 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 236) no Hoare annotation was computed. [2022-11-26 00:36:46,933 INFO L899 garLoopResultBuilder]: For program point L198(lines 198 207) no Hoare annotation was computed. [2022-11-26 00:36:46,934 INFO L895 garLoopResultBuilder]: At program point L231-1(lines 224 237) the Hoare annotation is: false [2022-11-26 00:36:46,934 INFO L899 garLoopResultBuilder]: For program point L231-2(lines 231 236) no Hoare annotation was computed. [2022-11-26 00:36:46,934 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-26 00:36:46,934 INFO L899 garLoopResultBuilder]: For program point L190(line 190) no Hoare annotation was computed. [2022-11-26 00:36:46,934 INFO L899 garLoopResultBuilder]: For program point L215(lines 215 220) no Hoare annotation was computed. [2022-11-26 00:36:46,934 INFO L899 garLoopResultBuilder]: For program point L149-1(lines 149 154) no Hoare annotation was computed. [2022-11-26 00:36:46,935 INFO L895 garLoopResultBuilder]: At program point L149-2(lines 149 154) the Hoare annotation is: (and (= ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)) ~tiny_atan2~0) (exists ((currentRoundingMode RoundingMode)) (let ((.cse0 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= |ULTIMATE.start___ieee754_atan2_~x#1| (fp.div currentRoundingMode .cse0 (_ +zero 11 53))) (= |ULTIMATE.start___ieee754_atan2_~y#1| (fp.div currentRoundingMode (fp.neg .cse0) (_ +zero 11 53)))))) (= ~pi_o_4~0 ((_ to_fp 11 53) currentRoundingMode (/ 785398163397448279.0 1000000000000000000.0))) (= currentRoundingMode roundNearestTiesToEven)) [2022-11-26 00:36:46,935 INFO L899 garLoopResultBuilder]: For program point L149-3(lines 149 154) no Hoare annotation was computed. [2022-11-26 00:36:46,935 INFO L899 garLoopResultBuilder]: For program point L199(line 199) no Hoare annotation was computed. [2022-11-26 00:36:46,935 INFO L899 garLoopResultBuilder]: For program point L166(lines 166 167) no Hoare annotation was computed. [2022-11-26 00:36:46,935 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 260) no Hoare annotation was computed. [2022-11-26 00:36:46,935 INFO L899 garLoopResultBuilder]: For program point L224(line 224) no Hoare annotation was computed. [2022-11-26 00:36:46,936 INFO L899 garLoopResultBuilder]: For program point L241(line 241) no Hoare annotation was computed. [2022-11-26 00:36:46,936 INFO L899 garLoopResultBuilder]: For program point L175(line 175) no Hoare annotation was computed. [2022-11-26 00:36:46,936 INFO L895 garLoopResultBuilder]: At program point L167(line 167) the Hoare annotation is: false [2022-11-26 00:36:46,936 INFO L899 garLoopResultBuilder]: For program point L167-1(line 167) no Hoare annotation was computed. [2022-11-26 00:36:46,936 INFO L899 garLoopResultBuilder]: For program point L258(line 258) no Hoare annotation was computed. [2022-11-26 00:36:46,940 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-26 00:36:46,942 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-26 00:36:46,947 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,948 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,948 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,948 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,950 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-26 00:36:46,954 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,954 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,954 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,954 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,955 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-26 00:36:46,957 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,957 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,958 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,958 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,958 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,958 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,958 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,959 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,959 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,959 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:46,959 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:46,959 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,960 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:46,960 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,960 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,960 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,961 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:46,961 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,961 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,961 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,961 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,962 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,962 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:46,962 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:46,962 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,962 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:46,963 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,963 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,963 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,963 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:46,963 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-26 00:36:46,965 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,965 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,965 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,965 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,966 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,966 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,966 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,966 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,966 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,967 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:46,967 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:46,967 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,967 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:46,967 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,968 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,968 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,968 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:46,968 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,968 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,968 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,969 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,969 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,969 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:46,969 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:46,969 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,970 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:46,970 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,970 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,970 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,970 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:46,971 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-26 00:36:46,973 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-26 00:36:46,973 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-26 00:36:46,973 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,973 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,974 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,974 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,974 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,974 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] [2022-11-26 00:36:46,974 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,975 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,975 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,975 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,975 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,975 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,976 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] [2022-11-26 00:36:46,976 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,976 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,976 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] [2022-11-26 00:36:46,976 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] [2022-11-26 00:36:46,977 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] [2022-11-26 00:36:46,977 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_28,QUANTIFIED] [2022-11-26 00:36:46,977 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,977 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,977 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_28,QUANTIFIED] [2022-11-26 00:36:46,978 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_28,QUANTIFIED] [2022-11-26 00:36:46,978 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_28,QUANTIFIED] [2022-11-26 00:36:46,978 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-26 00:36:46,979 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-26 00:36:46,979 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-26 00:36:46,980 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,980 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,980 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,980 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,980 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,981 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] [2022-11-26 00:36:46,981 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,981 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,981 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,981 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:46,982 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,982 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,982 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] [2022-11-26 00:36:46,982 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,982 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,982 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] [2022-11-26 00:36:46,983 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] [2022-11-26 00:36:46,983 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] [2022-11-26 00:36:46,983 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_28,QUANTIFIED] [2022-11-26 00:36:46,983 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,983 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:46,984 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_28,QUANTIFIED] [2022-11-26 00:36:46,984 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_28,QUANTIFIED] [2022-11-26 00:36:46,984 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_28,QUANTIFIED] [2022-11-26 00:36:46,984 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-26 00:36:46,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 12:36:46 BoogieIcfgContainer [2022-11-26 00:36:46,985 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-26 00:36:46,986 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-26 00:36:46,986 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-26 00:36:46,986 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-26 00:36:46,987 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:35:32" (3/4) ... [2022-11-26 00:36:46,990 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-26 00:36:46,996 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_double [2022-11-26 00:36:46,996 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_double [2022-11-26 00:36:47,004 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-11-26 00:36:47,004 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-26 00:36:47,005 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-26 00:36:47,006 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-26 00:36:47,038 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && y == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && pi_o_4 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/1000000000000000000)) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2022-11-26 00:36:47,040 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && y == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists v_skolemized_q#valueAsBitvector_23 : bv64, v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6 : bv32, currentRoundingMode : FloatRoundingMode :: ((((~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_23[63:63], v_skolemized_q#valueAsBitvector_23[62:52], v_skolemized_q#valueAsBitvector_23[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6][0bv32] == lx) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6][0bv32] == v_skolemized_q#valueAsBitvector_23[31:0]) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6][4bv32] == v_skolemized_q#valueAsBitvector_23[63:32]) && y == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && ix == ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6][4bv32]))) && (\exists v_skolemized_q#valueAsBitvector_23 : bv64, v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6 : bv32, currentRoundingMode : FloatRoundingMode :: ((((~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_23[63:63], v_skolemized_q#valueAsBitvector_23[62:52], v_skolemized_q#valueAsBitvector_23[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6][0bv32] == lx) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6][0bv32] == v_skolemized_q#valueAsBitvector_23[31:0]) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6][4bv32] == v_skolemized_q#valueAsBitvector_23[63:32]) && y == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6][4bv32] == hx)) && pi_o_4 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/1000000000000000000)) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2022-11-26 00:36:47,041 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 && \result == ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(pi_o_4), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000))) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && y == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists v_skolemized_q#valueAsBitvector_23 : bv64, v_skolemized_q#valueAsBitvector_24 : bv64, currentRoundingMode : FloatRoundingMode :: ((((lx == v_skolemized_q#valueAsBitvector_23[31:0] && ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_24[63:32]) == iy) && ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_23[63:32]) == ix) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_23[63:63], v_skolemized_q#valueAsBitvector_23[62:52], v_skolemized_q#valueAsBitvector_23[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) && ly == v_skolemized_q#valueAsBitvector_24[31:0]) && ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_24[63:63], v_skolemized_q#valueAsBitvector_24[62:52], v_skolemized_q#valueAsBitvector_24[51:0]))) && pi_o_4 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/1000000000000000000)) && (\exists v_skolemized_q#valueAsBitvector_28 : bv64, currentRoundingMode : FloatRoundingMode :: hy == v_skolemized_q#valueAsBitvector_28[63:32] && ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_28[63:63], v_skolemized_q#valueAsBitvector_28[62:52], v_skolemized_q#valueAsBitvector_28[51:0]))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2022-11-26 00:36:47,091 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/witness.graphml [2022-11-26 00:36:47,091 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-26 00:36:47,092 INFO L158 Benchmark]: Toolchain (without parser) took 103113.89ms. Allocated memory was 88.1MB in the beginning and 115.3MB in the end (delta: 27.3MB). Free memory was 65.0MB in the beginning and 42.7MB in the end (delta: 22.3MB). Peak memory consumption was 51.6MB. Max. memory is 16.1GB. [2022-11-26 00:36:47,092 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 88.1MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:36:47,093 INFO L158 Benchmark]: CACSL2BoogieTranslator took 499.68ms. Allocated memory is still 88.1MB. Free memory was 64.6MB in the beginning and 49.1MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-26 00:36:47,093 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.70ms. Allocated memory is still 88.1MB. Free memory was 49.1MB in the beginning and 46.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-26 00:36:47,093 INFO L158 Benchmark]: Boogie Preprocessor took 67.75ms. Allocated memory is still 88.1MB. Free memory was 46.7MB in the beginning and 43.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-26 00:36:47,094 INFO L158 Benchmark]: RCFGBuilder took 27478.00ms. Allocated memory was 88.1MB in the beginning and 115.3MB in the end (delta: 27.3MB). Free memory was 43.6MB in the beginning and 90.4MB in the end (delta: -46.8MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2022-11-26 00:36:47,094 INFO L158 Benchmark]: TraceAbstraction took 74876.05ms. Allocated memory is still 115.3MB. Free memory was 89.8MB in the beginning and 48.9MB in the end (delta: 40.9MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. [2022-11-26 00:36:47,095 INFO L158 Benchmark]: Witness Printer took 105.10ms. Allocated memory is still 115.3MB. Free memory was 48.9MB in the beginning and 42.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-26 00:36:47,098 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 88.1MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 499.68ms. Allocated memory is still 88.1MB. Free memory was 64.6MB in the beginning and 49.1MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.70ms. Allocated memory is still 88.1MB. Free memory was 49.1MB in the beginning and 46.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.75ms. Allocated memory is still 88.1MB. Free memory was 46.7MB in the beginning and 43.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 27478.00ms. Allocated memory was 88.1MB in the beginning and 115.3MB in the end (delta: 27.3MB). Free memory was 43.6MB in the beginning and 90.4MB in the end (delta: -46.8MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * TraceAbstraction took 74876.05ms. Allocated memory is still 115.3MB. Free memory was 89.8MB in the beginning and 48.9MB in the end (delta: 40.9MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. * Witness Printer took 105.10ms. Allocated memory is still 115.3MB. Free memory was 48.9MB in the beginning and 42.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 258]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 86 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 74.7s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 53.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 11 mSolverCounterUnknown, 198 SdHoareTripleChecker+Valid, 45.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 197 mSDsluCounter, 815 SdHoareTripleChecker+Invalid, 43.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 515 mSDsCounter, 14 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 161 IncrementalHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 14 mSolverCounterUnsat, 300 mSDtfsCounter, 161 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 88 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 11.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=86occurred in iteration=0, InterpolantAutomatonStates: 27, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 7 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 16 LocationsWithAnnotation, 40 PreInvPairs, 44 NumberOfFragments, 305 HoareAnnotationTreeSize, 40 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 16 FomulaSimplificationsInter, 303 FormulaSimplificationTreeSizeReductionInter, 3.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 14.0s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 75 ConstructedInterpolants, 32 QuantifiedInterpolants, 1375 SizeOfPredicates, 38 NumberOfNonLiveVariables, 682 ConjunctsInSsa, 60 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 149]: Loop Invariant [2022-11-26 00:36:47,117 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,117 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,117 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,117 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,117 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-26 00:36:47,119 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,120 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,122 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,122 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,123 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && y == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && pi_o_4 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/1000000000000000000)) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 156]: Loop Invariant [2022-11-26 00:36:47,130 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,130 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,130 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,130 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,130 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,130 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,131 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,131 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,131 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,131 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:47,131 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:47,132 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,132 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:47,132 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,132 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,132 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,132 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:47,133 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,133 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,133 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,133 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,133 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,134 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:47,134 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:47,134 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,134 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:47,134 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,135 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,135 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,135 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:47,135 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-26 00:36:47,144 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,144 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,144 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,144 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,144 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,145 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,145 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,145 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,145 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,146 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:47,146 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:47,146 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,146 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:47,146 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,146 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,147 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,147 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:47,148 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,149 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,149 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,149 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,149 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,149 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:47,149 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:47,150 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,150 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:47,150 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,150 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,150 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,150 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-26 00:36:47,151 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && y == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists v_skolemized_q#valueAsBitvector_23 : bv64, v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6 : bv32, currentRoundingMode : FloatRoundingMode :: ((((~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_23[63:63], v_skolemized_q#valueAsBitvector_23[62:52], v_skolemized_q#valueAsBitvector_23[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6][0bv32] == lx) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6][0bv32] == v_skolemized_q#valueAsBitvector_23[31:0]) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6][4bv32] == v_skolemized_q#valueAsBitvector_23[63:32]) && y == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && ix == ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6][4bv32]))) && (\exists v_skolemized_q#valueAsBitvector_23 : bv64, v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6 : bv32, currentRoundingMode : FloatRoundingMode :: ((((~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_23[63:63], v_skolemized_q#valueAsBitvector_23[62:52], v_skolemized_q#valueAsBitvector_23[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6][0bv32] == lx) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6][0bv32] == v_skolemized_q#valueAsBitvector_23[31:0]) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6][4bv32] == v_skolemized_q#valueAsBitvector_23[63:32]) && y == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6][4bv32] == hx)) && pi_o_4 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/1000000000000000000)) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 144]: Loop Invariant [2022-11-26 00:36:47,154 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-26 00:36:47,154 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-26 00:36:47,155 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,155 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,155 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,155 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,155 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,155 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] [2022-11-26 00:36:47,155 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,155 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,155 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,155 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,156 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,156 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,156 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] [2022-11-26 00:36:47,156 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,156 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,156 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] [2022-11-26 00:36:47,156 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] [2022-11-26 00:36:47,156 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] [2022-11-26 00:36:47,156 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_28,QUANTIFIED] [2022-11-26 00:36:47,156 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,156 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,157 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_28,QUANTIFIED] [2022-11-26 00:36:47,157 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_28,QUANTIFIED] [2022-11-26 00:36:47,157 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_28,QUANTIFIED] [2022-11-26 00:36:47,157 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-26 00:36:47,157 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-26 00:36:47,158 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-26 00:36:47,158 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,158 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,158 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,158 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,158 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,158 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] [2022-11-26 00:36:47,158 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,158 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,158 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,159 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_23,QUANTIFIED] [2022-11-26 00:36:47,159 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,159 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,159 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] [2022-11-26 00:36:47,159 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,159 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,159 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] [2022-11-26 00:36:47,159 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] [2022-11-26 00:36:47,159 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_24,QUANTIFIED] [2022-11-26 00:36:47,159 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_28,QUANTIFIED] [2022-11-26 00:36:47,159 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,160 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-26 00:36:47,160 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_28,QUANTIFIED] [2022-11-26 00:36:47,160 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_28,QUANTIFIED] [2022-11-26 00:36:47,160 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_28,QUANTIFIED] [2022-11-26 00:36:47,160 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 && \result == ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(pi_o_4), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000))) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && y == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists v_skolemized_q#valueAsBitvector_23 : bv64, v_skolemized_q#valueAsBitvector_24 : bv64, currentRoundingMode : FloatRoundingMode :: ((((lx == v_skolemized_q#valueAsBitvector_23[31:0] && ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_24[63:32]) == iy) && ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_23[63:32]) == ix) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_23[63:63], v_skolemized_q#valueAsBitvector_23[62:52], v_skolemized_q#valueAsBitvector_23[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) && ly == v_skolemized_q#valueAsBitvector_24[31:0]) && ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_24[63:63], v_skolemized_q#valueAsBitvector_24[62:52], v_skolemized_q#valueAsBitvector_24[51:0]))) && pi_o_4 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/1000000000000000000)) && (\exists v_skolemized_q#valueAsBitvector_28 : bv64, currentRoundingMode : FloatRoundingMode :: hy == v_skolemized_q#valueAsBitvector_28[63:32] && ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_28[63:63], v_skolemized_q#valueAsBitvector_28[62:52], v_skolemized_q#valueAsBitvector_28[51:0]))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-26 00:36:47,374 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2022-11-26 00:36:47,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb35508-b4c7-494f-97b8-48c9cb370719/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE