./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0220b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0220b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eba0d69032dcca3a4fd537674be713f074cf8e41be9cc562a35b9ffa9def96ba --- 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-5e519f3 [2022-11-02 20:58:42,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:58:42,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:58:42,446 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:58:42,447 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:58:42,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:58:42,452 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:58:42,456 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:58:42,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:58:42,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:58:42,466 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:58:42,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:58:42,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:58:42,471 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:58:42,473 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:58:42,475 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:58:42,476 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:58:42,477 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:58:42,479 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:58:42,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:58:42,489 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:58:42,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:58:42,494 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:58:42,495 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:58:42,503 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:58:42,504 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:58:42,504 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:58:42,506 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:58:42,507 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:58:42,509 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:58:42,509 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:58:42,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:58:42,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:58:42,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:58:42,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:58:42,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:58:42,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:58:42,517 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:58:42,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:58:42,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:58:42,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:58:42,520 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-02 20:58:42,555 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:58:42,555 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:58:42,555 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:58:42,556 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:58:42,557 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:58:42,557 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:58:42,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:58:42,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:58:42,558 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:58:42,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:58:42,559 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:58:42,560 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:58:42,560 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:58:42,560 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:58:42,560 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:58:42,560 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:58:42,561 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:58:42,561 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:58:42,561 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:58:42,561 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:58:42,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:58:42,562 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:58:42,562 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:58:42,562 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:58:42,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:58:42,563 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:58:42,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:58:42,563 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:58:42,563 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:58:42,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:58:42,564 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:58:42,564 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:58:42,564 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:58:42,564 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_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eba0d69032dcca3a4fd537674be713f074cf8e41be9cc562a35b9ffa9def96ba [2022-11-02 20:58:42,911 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:58:42,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:58:42,934 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:58:42,935 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:58:42,936 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:58:42,937 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/float-newlib/float_req_bl_0220b.c [2022-11-02 20:58:43,001 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/data/96ec89953/935ba280e8624da5a4516530a308c186/FLAGee485ca3b [2022-11-02 20:58:43,522 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:58:43,523 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/sv-benchmarks/c/float-newlib/float_req_bl_0220b.c [2022-11-02 20:58:43,541 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/data/96ec89953/935ba280e8624da5a4516530a308c186/FLAGee485ca3b [2022-11-02 20:58:43,845 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/data/96ec89953/935ba280e8624da5a4516530a308c186 [2022-11-02 20:58:43,847 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:58:43,849 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:58:43,850 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:58:43,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:58:43,854 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:58:43,855 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:58:43" (1/1) ... [2022-11-02 20:58:43,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@648eb236 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:43, skipping insertion in model container [2022-11-02 20:58:43,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:58:43" (1/1) ... [2022-11-02 20:58:43,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:58:43,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:58:44,295 WARN L230 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_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/sv-benchmarks/c/float-newlib/float_req_bl_0220b.c[15845,15858] [2022-11-02 20:58:44,298 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:58:44,335 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:58:44,459 WARN L230 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_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/sv-benchmarks/c/float-newlib/float_req_bl_0220b.c[15845,15858] [2022-11-02 20:58:44,460 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:58:44,513 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:58:44,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:44 WrapperNode [2022-11-02 20:58:44,513 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:58:44,515 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:58:44,515 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:58:44,515 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:58:44,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:44" (1/1) ... [2022-11-02 20:58:44,549 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:44" (1/1) ... [2022-11-02 20:58:44,619 INFO L138 Inliner]: procedures = 25, calls = 495, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1156 [2022-11-02 20:58:44,619 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:58:44,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:58:44,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:58:44,620 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:58:44,633 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:44" (1/1) ... [2022-11-02 20:58:44,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:44" (1/1) ... [2022-11-02 20:58:44,656 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:44" (1/1) ... [2022-11-02 20:58:44,656 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:44" (1/1) ... [2022-11-02 20:58:44,694 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:44" (1/1) ... [2022-11-02 20:58:44,708 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:44" (1/1) ... [2022-11-02 20:58:44,712 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:44" (1/1) ... [2022-11-02 20:58:44,717 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:44" (1/1) ... [2022-11-02 20:58:44,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:58:44,725 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:58:44,725 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:58:44,726 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:58:44,727 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:44" (1/1) ... [2022-11-02 20:58:44,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:58:44,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:58:44,757 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:58:44,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:58:44,822 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2022-11-02 20:58:44,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2022-11-02 20:58:44,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:58:44,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:58:44,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-02 20:58:44,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:58:44,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-11-02 20:58:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2022-11-02 20:58:44,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2022-11-02 20:58:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2022-11-02 20:58:44,827 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2022-11-02 20:58:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:58:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-11-02 20:58:44,828 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2022-11-02 20:58:44,828 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2022-11-02 20:58:44,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:58:44,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:58:44,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:58:44,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:58:45,047 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:58:45,050 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:58:46,575 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:58:46,583 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:58:46,583 INFO L300 CfgBuilder]: Removed 61 assume(true) statements. [2022-11-02 20:58:46,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:58:46 BoogieIcfgContainer [2022-11-02 20:58:46,586 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:58:46,587 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:58:46,588 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:58:46,591 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:58:46,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:58:43" (1/3) ... [2022-11-02 20:58:46,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a8f10d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:58:46, skipping insertion in model container [2022-11-02 20:58:46,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:44" (2/3) ... [2022-11-02 20:58:46,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a8f10d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:58:46, skipping insertion in model container [2022-11-02 20:58:46,593 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:58:46" (3/3) ... [2022-11-02 20:58:46,594 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0220b.c [2022-11-02 20:58:46,612 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:58:46,612 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:58:46,675 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:58:46,683 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@377cc461, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:58:46,684 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:58:46,692 INFO L276 IsEmpty]: Start isEmpty. Operand has 249 states, 231 states have (on average 1.6623376623376624) internal successors, (384), 232 states have internal predecessors, (384), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-02 20:58:46,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-02 20:58:46,703 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:58:46,704 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:58:46,704 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:58:46,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:58:46,709 INFO L85 PathProgramCache]: Analyzing trace with hash -709361443, now seen corresponding path program 1 times [2022-11-02 20:58:46,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:58:46,719 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801789586] [2022-11-02 20:58:46,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:58:46,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:58:46,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:58:47,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:58:47,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:58:47,049 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801789586] [2022-11-02 20:58:47,049 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801789586] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:58:47,050 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:58:47,051 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:58:47,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604058715] [2022-11-02 20:58:47,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:58:47,060 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-02 20:58:47,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:58:47,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-02 20:58:47,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 20:58:47,103 INFO L87 Difference]: Start difference. First operand has 249 states, 231 states have (on average 1.6623376623376624) internal successors, (384), 232 states have internal predecessors, (384), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) 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) [2022-11-02 20:58:47,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:58:47,184 INFO L93 Difference]: Finished difference Result 496 states and 826 transitions. [2022-11-02 20:58:47,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-02 20:58:47,186 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 [2022-11-02 20:58:47,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:58:47,195 INFO L225 Difference]: With dead ends: 496 [2022-11-02 20:58:47,195 INFO L226 Difference]: Without dead ends: 246 [2022-11-02 20:58:47,208 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 [2022-11-02 20:58:47,212 INFO L413 NwaCegarLoop]: 346 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, 346 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 [2022-11-02 20:58:47,213 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 346 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:58:47,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2022-11-02 20:58:47,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 246. [2022-11-02 20:58:47,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 229 states have (on average 1.3930131004366813) internal successors, (319), 229 states have internal predecessors, (319), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-02 20:58:47,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 343 transitions. [2022-11-02 20:58:47,302 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 343 transitions. Word has length 10 [2022-11-02 20:58:47,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:58:47,303 INFO L495 AbstractCegarLoop]: Abstraction has 246 states and 343 transitions. [2022-11-02 20:58:47,304 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) [2022-11-02 20:58:47,304 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 343 transitions. [2022-11-02 20:58:47,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-02 20:58:47,305 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:58:47,305 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:58:47,306 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:58:47,306 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:58:47,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:58:47,307 INFO L85 PathProgramCache]: Analyzing trace with hash 759322579, now seen corresponding path program 1 times [2022-11-02 20:58:47,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:58:47,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106284753] [2022-11-02 20:58:47,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:58:47,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:58:47,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:58:47,498 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:58:47,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:58:47,643 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:58:47,644 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-02 20:58:47,646 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-02 20:58:47,648 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:58:47,652 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-02 20:58:47,655 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-02 20:58:47,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:58:47 BoogieIcfgContainer [2022-11-02 20:58:47,715 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:58:47,715 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:58:47,715 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:58:47,716 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:58:47,716 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:58:46" (3/4) ... [2022-11-02 20:58:47,725 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-02 20:58:47,725 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:58:47,725 INFO L158 Benchmark]: Toolchain (without parser) took 3876.72ms. Allocated memory was 123.7MB in the beginning and 199.2MB in the end (delta: 75.5MB). Free memory was 83.2MB in the beginning and 87.1MB in the end (delta: -3.9MB). Peak memory consumption was 71.5MB. Max. memory is 16.1GB. [2022-11-02 20:58:47,726 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 123.7MB. Free memory is still 101.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:58:47,726 INFO L158 Benchmark]: CACSL2BoogieTranslator took 664.15ms. Allocated memory is still 123.7MB. Free memory was 83.0MB in the beginning and 80.4MB in the end (delta: 2.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-02 20:58:47,727 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.51ms. Allocated memory is still 123.7MB. Free memory was 80.4MB in the beginning and 72.1MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 20:58:47,728 INFO L158 Benchmark]: Boogie Preprocessor took 104.73ms. Allocated memory is still 123.7MB. Free memory was 72.1MB in the beginning and 64.7MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 20:58:47,728 INFO L158 Benchmark]: RCFGBuilder took 1860.34ms. Allocated memory was 123.7MB in the beginning and 199.2MB in the end (delta: 75.5MB). Free memory was 64.7MB in the beginning and 158.4MB in the end (delta: -93.7MB). Peak memory consumption was 78.9MB. Max. memory is 16.1GB. [2022-11-02 20:58:47,729 INFO L158 Benchmark]: TraceAbstraction took 1127.48ms. Allocated memory is still 199.2MB. Free memory was 157.4MB in the beginning and 88.2MB in the end (delta: 69.2MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2022-11-02 20:58:47,729 INFO L158 Benchmark]: Witness Printer took 9.40ms. Allocated memory is still 199.2MB. Free memory was 88.2MB in the beginning and 87.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:58:47,732 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 123.7MB. Free memory is still 101.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 664.15ms. Allocated memory is still 123.7MB. Free memory was 83.0MB in the beginning and 80.4MB in the end (delta: 2.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.51ms. Allocated memory is still 123.7MB. Free memory was 80.4MB in the beginning and 72.1MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.73ms. Allocated memory is still 123.7MB. Free memory was 72.1MB in the beginning and 64.7MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1860.34ms. Allocated memory was 123.7MB in the beginning and 199.2MB in the end (delta: 75.5MB). Free memory was 64.7MB in the beginning and 158.4MB in the end (delta: -93.7MB). Peak memory consumption was 78.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1127.48ms. Allocated memory is still 199.2MB. Free memory was 157.4MB in the beginning and 88.2MB in the end (delta: 69.2MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. * Witness Printer took 9.40ms. Allocated memory is still 199.2MB. Free memory was 88.2MB in the beginning and 87.1MB in the end (delta: 1.0MB). 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: 629]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 628, overapproximation of someUnaryDOUBLEoperation at line 507, overapproximation of bitwiseAnd at line 594, overapproximation of someUnaryFLOAToperation at line 624, overapproximation of someBinaryArithmeticFLOAToperation at line 599. Possible FailurePath: [L13] static const float huge_floor = 1.0e30; [L90-L92] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L165] static const int init_jk_krempio[] = {4, 7, 9}; [L167-L171] static const float PIo2_krempio[] = { 1.5703125000e+00, 4.5776367188e-04, 2.5987625122e-05, 7.5437128544e-08, 6.0026650317e-11, 7.3896444519e-13, 5.3845816694e-15, 5.6378512969e-18, 8.3009228831e-20, 3.2756352257e-22, 6.3331015649e-25, }; [L173-L175] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L350-L368] static const __int32_t two_over_pi_rempio[] = { 0xA2, 0xF9, 0x83, 0x6E, 0x4E, 0x44, 0x15, 0x29, 0xFC, 0x27, 0x57, 0xD1, 0xF5, 0x34, 0xDD, 0xC0, 0xDB, 0x62, 0x95, 0x99, 0x3C, 0x43, 0x90, 0x41, 0xFE, 0x51, 0x63, 0xAB, 0xDE, 0xBB, 0xC5, 0x61, 0xB7, 0x24, 0x6E, 0x3A, 0x42, 0x4D, 0xD2, 0xE0, 0x06, 0x49, 0x2E, 0xEA, 0x09, 0xD1, 0x92, 0x1C, 0xFE, 0x1D, 0xEB, 0x1C, 0xB1, 0x29, 0xA7, 0x3E, 0xE8, 0x82, 0x35, 0xF5, 0x2E, 0xBB, 0x44, 0x84, 0xE9, 0x9C, 0x70, 0x26, 0xB4, 0x5F, 0x7E, 0x41, 0x39, 0x91, 0xD6, 0x39, 0x83, 0x53, 0x39, 0xF4, 0x9C, 0x84, 0x5F, 0x8B, 0xBD, 0xF9, 0x28, 0x3B, 0x1F, 0xF8, 0x97, 0xFF, 0xDE, 0x05, 0x98, 0x0F, 0xEF, 0x2F, 0x11, 0x8B, 0x5A, 0x0A, 0x6D, 0x1F, 0x6D, 0x36, 0x7E, 0xCF, 0x27, 0xCB, 0x09, 0xB7, 0x4F, 0x46, 0x3F, 0x66, 0x9E, 0x5F, 0xEA, 0x2D, 0x75, 0x27, 0xBA, 0xC7, 0xEB, 0xE5, 0xF1, 0x7B, 0x3D, 0x07, 0x39, 0xF7, 0x8A, 0x52, 0x92, 0xEA, 0x6B, 0xFB, 0x5F, 0xB1, 0x1F, 0x8D, 0x5D, 0x08, 0x56, 0x03, 0x30, 0x46, 0xFC, 0x7B, 0x6B, 0xAB, 0xF0, 0xCF, 0xBC, 0x20, 0x9A, 0xF4, 0x36, 0x1D, 0xA9, 0xE3, 0x91, 0x61, 0x5E, 0xE6, 0x1B, 0x08, 0x65, 0x99, 0x85, 0x5F, 0x14, 0xA0, 0x68, 0x40, 0x8D, 0xFF, 0xD8, 0x80, 0x4D, 0x73, 0x27, 0x31, 0x06, 0x06, 0x15, 0x56, 0xCA, 0x73, 0xA8, 0xC9, 0x60, 0xE2, 0x7B, 0xC0, 0x8C, 0x6B, }; [L370-L376] static const __int32_t npio2_hw_rempio[] = { 0x3fc90f00, 0x40490f00, 0x4096cb00, 0x40c90f00, 0x40fb5300, 0x4116cb00, 0x412fed00, 0x41490f00, 0x41623100, 0x417b5300, 0x418a3a00, 0x4196cb00, 0x41a35c00, 0x41afed00, 0x41bc7e00, 0x41c90f00, 0x41d5a000, 0x41e23100, 0x41eec200, 0x41fb5300, 0x4203f200, 0x420a3a00, 0x42108300, 0x4216cb00, 0x421d1400, 0x42235c00, 0x4229a500, 0x422fed00, 0x42363600, 0x423c7e00, 0x4242c700, 0x42490f00}; [L378-L387] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L507-L510] static const float half_ksin = 5.0000000000e-01, S1_ksin = -1.6666667163e-01, S2_ksin = 8.3333337680e-03, S3_ksin = -1.9841270114e-04, S4_ksin = 2.7557314297e-06, S5_ksin = -2.5050759689e-08, S6_ksin = 1.5896910177e-10; [L534-L537] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L574-L582] static const float one_ktan = 1.0000000000e+00, pio4_ktan = 7.8539812565e-01, pio4lo_ktan = 3.7748947079e-08, T_ktan[] = { 3.3333334327e-01, 1.3333334029e-01, 5.3968254477e-02, 2.1869488060e-02, 8.8632395491e-03, 3.5920790397e-03, 1.4562094584e-03, 5.8804126456e-04, 2.4646313977e-04, 7.8179444245e-05, 7.1407252108e-05, -1.8558637748e-05, 2.5907305826e-05, }; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L624] float x = -0.0f; [L625] CALL, EXPR sin_float(x) [L585] float y[2], z = 0.0; [L586] __int32_t n, ix; VAL [\old(x)=1000000000000000000000000000014, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000014, y={14:0}, z=0, zero_krempio=0, zero_rempio=0] [L589] ieee_float_shape_type gf_u; [L590] gf_u.value = (x) [L591] EXPR gf_u.word [L591] (ix) = gf_u.word [L594] ix &= 0x7fffffff VAL [\old(x)=1000000000000000000000000000014, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000014, y={14:0}, z=0, zero_krempio=0, zero_rempio=0] [L595] COND FALSE !(ix <= 0x3f490fd8) VAL [\old(x)=1000000000000000000000000000014, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000014, y={14:0}, z=0, zero_krempio=0, zero_rempio=0] [L598] COND TRUE !((ix) < 0x7f800000L) [L599] return x - x; [L599] return x - x; VAL [\old(x)=1000000000000000000000000000014, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000014, z=0, zero_krempio=0, zero_rempio=0] [L625] RET, EXPR sin_float(x) [L625] float res = sin_float(x); [L628] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, res=1000000000000000000000000000012, res == -0.0f && __signbit_float(res) == 1=0, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000014, zero_krempio=0, zero_rempio=0] [L628] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L629] reach_error() VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, res=1000000000000000000000000000012, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000014, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 249 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, 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, 346 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 346 mSDtfsCounter, 0 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=249occurred 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: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-02 20:58:47,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/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_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0220b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eba0d69032dcca3a4fd537674be713f074cf8e41be9cc562a35b9ffa9def96ba --- 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-5e519f3 [2022-11-02 20:58:50,045 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:58:50,048 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:58:50,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:58:50,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:58:50,099 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:58:50,101 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:58:50,108 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:58:50,114 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:58:50,119 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:58:50,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:58:50,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:58:50,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:58:50,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:58:50,123 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:58:50,124 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:58:50,125 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:58:50,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:58:50,128 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:58:50,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:58:50,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:58:50,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:58:50,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:58:50,144 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:58:50,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:58:50,154 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:58:50,156 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:58:50,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:58:50,159 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:58:50,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:58:50,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:58:50,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:58:50,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:58:50,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:58:50,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:58:50,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:58:50,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:58:50,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:58:50,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:58:50,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:58:50,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:58:50,171 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-02 20:58:50,214 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:58:50,214 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:58:50,215 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:58:50,215 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:58:50,216 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:58:50,216 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:58:50,217 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:58:50,218 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:58:50,218 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:58:50,218 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:58:50,219 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:58:50,219 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:58:50,219 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:58:50,220 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:58:50,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:58:50,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:58:50,220 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-02 20:58:50,221 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-02 20:58:50,221 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-02 20:58:50,221 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:58:50,221 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:58:50,221 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:58:50,221 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:58:50,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:58:50,222 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:58:50,222 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:58:50,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:58:50,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:58:50,223 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:58:50,223 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:58:50,223 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-02 20:58:50,224 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-02 20:58:50,224 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:58:50,224 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:58:50,224 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:58:50,224 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-02 20:58:50,225 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_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eba0d69032dcca3a4fd537674be713f074cf8e41be9cc562a35b9ffa9def96ba [2022-11-02 20:58:50,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:58:50,717 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:58:50,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:58:50,723 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:58:50,724 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:58:50,725 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/float-newlib/float_req_bl_0220b.c [2022-11-02 20:58:50,799 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/data/c47f7f8bc/d9706b4e79ab44bd84eeb3d00fdb6d22/FLAG192ac9af6 [2022-11-02 20:58:51,415 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:58:51,416 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/sv-benchmarks/c/float-newlib/float_req_bl_0220b.c [2022-11-02 20:58:51,429 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/data/c47f7f8bc/d9706b4e79ab44bd84eeb3d00fdb6d22/FLAG192ac9af6 [2022-11-02 20:58:51,735 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/data/c47f7f8bc/d9706b4e79ab44bd84eeb3d00fdb6d22 [2022-11-02 20:58:51,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:58:51,737 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:58:51,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:58:51,739 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:58:51,754 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:58:51,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:58:51" (1/1) ... [2022-11-02 20:58:51,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c918cae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:51, skipping insertion in model container [2022-11-02 20:58:51,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:58:51" (1/1) ... [2022-11-02 20:58:51,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:58:51,802 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:58:52,137 WARN L230 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_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/sv-benchmarks/c/float-newlib/float_req_bl_0220b.c[15845,15858] [2022-11-02 20:58:52,140 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:58:52,187 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:58:52,282 WARN L230 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_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/sv-benchmarks/c/float-newlib/float_req_bl_0220b.c[15845,15858] [2022-11-02 20:58:52,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:58:52,327 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:58:52,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:52 WrapperNode [2022-11-02 20:58:52,327 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:58:52,338 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:58:52,338 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:58:52,338 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:58:52,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:52" (1/1) ... [2022-11-02 20:58:52,392 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:52" (1/1) ... [2022-11-02 20:58:52,494 INFO L138 Inliner]: procedures = 29, calls = 495, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1154 [2022-11-02 20:58:52,495 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:58:52,496 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:58:52,496 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:58:52,496 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:58:52,505 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:52" (1/1) ... [2022-11-02 20:58:52,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:52" (1/1) ... [2022-11-02 20:58:52,516 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:52" (1/1) ... [2022-11-02 20:58:52,517 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:52" (1/1) ... [2022-11-02 20:58:52,556 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:52" (1/1) ... [2022-11-02 20:58:52,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:52" (1/1) ... [2022-11-02 20:58:52,575 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:52" (1/1) ... [2022-11-02 20:58:52,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:52" (1/1) ... [2022-11-02 20:58:52,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:58:52,589 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:58:52,590 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:58:52,590 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:58:52,590 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:52" (1/1) ... [2022-11-02 20:58:52,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:58:52,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:58:52,620 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:58:52,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:58:52,683 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2022-11-02 20:58:52,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2022-11-02 20:58:52,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:58:52,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-02 20:58:52,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-02 20:58:52,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:58:52,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-11-02 20:58:52,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-02 20:58:52,686 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2022-11-02 20:58:52,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2022-11-02 20:58:52,687 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2022-11-02 20:58:52,687 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2022-11-02 20:58:52,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2022-11-02 20:58:52,687 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2022-11-02 20:58:52,706 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2022-11-02 20:58:52,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-11-02 20:58:52,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:58:52,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:58:52,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-02 20:58:52,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:58:52,935 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:58:52,938 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:59:31,122 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:59:31,137 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:59:31,140 INFO L300 CfgBuilder]: Removed 61 assume(true) statements. [2022-11-02 20:59:31,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:59:31 BoogieIcfgContainer [2022-11-02 20:59:31,145 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:59:31,149 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:59:31,150 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:59:31,153 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:59:31,154 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:58:51" (1/3) ... [2022-11-02 20:59:31,155 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76ddd1f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:59:31, skipping insertion in model container [2022-11-02 20:59:31,155 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:58:52" (2/3) ... [2022-11-02 20:59:31,155 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76ddd1f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:59:31, skipping insertion in model container [2022-11-02 20:59:31,155 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:59:31" (3/3) ... [2022-11-02 20:59:31,165 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0220b.c [2022-11-02 20:59:31,183 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:59:31,184 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:59:31,267 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:59:31,275 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@24175436, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:59:31,276 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:59:31,281 INFO L276 IsEmpty]: Start isEmpty. Operand has 249 states, 231 states have (on average 1.6623376623376624) internal successors, (384), 232 states have internal predecessors, (384), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-02 20:59:31,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-02 20:59:31,288 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:59:31,288 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:59:31,289 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:59:31,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:59:31,294 INFO L85 PathProgramCache]: Analyzing trace with hash -709361443, now seen corresponding path program 1 times [2022-11-02 20:59:31,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:59:31,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1702997479] [2022-11-02 20:59:31,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:31,315 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:59:31,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:59:31,322 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:59:31,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-02 20:59:33,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:33,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-02 20:59:33,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:59:33,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:59:33,233 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:59:33,234 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:59:33,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1702997479] [2022-11-02 20:59:33,235 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1702997479] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:59:33,236 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:59:33,236 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:59:33,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377342988] [2022-11-02 20:59:33,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:59:33,248 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-02 20:59:33,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:59:33,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-02 20:59:33,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 20:59:33,296 INFO L87 Difference]: Start difference. First operand has 249 states, 231 states have (on average 1.6623376623376624) internal successors, (384), 232 states have internal predecessors, (384), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) 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) [2022-11-02 20:59:33,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:59:33,376 INFO L93 Difference]: Finished difference Result 496 states and 826 transitions. [2022-11-02 20:59:33,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-02 20:59:33,381 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 [2022-11-02 20:59:33,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:59:33,396 INFO L225 Difference]: With dead ends: 496 [2022-11-02 20:59:33,398 INFO L226 Difference]: Without dead ends: 246 [2022-11-02 20:59:33,408 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 [2022-11-02 20:59:33,411 INFO L413 NwaCegarLoop]: 346 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, 346 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 [2022-11-02 20:59:33,412 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 346 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:59:33,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2022-11-02 20:59:33,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 246. [2022-11-02 20:59:33,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 229 states have (on average 1.3930131004366813) internal successors, (319), 229 states have internal predecessors, (319), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-02 20:59:33,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 343 transitions. [2022-11-02 20:59:33,499 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 343 transitions. Word has length 10 [2022-11-02 20:59:33,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:59:33,500 INFO L495 AbstractCegarLoop]: Abstraction has 246 states and 343 transitions. [2022-11-02 20:59:33,500 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) [2022-11-02 20:59:33,500 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 343 transitions. [2022-11-02 20:59:33,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-02 20:59:33,501 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:59:33,501 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:59:33,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-02 20:59:33,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:59:33,726 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:59:33,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:59:33,727 INFO L85 PathProgramCache]: Analyzing trace with hash 759322579, now seen corresponding path program 1 times [2022-11-02 20:59:33,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:59:33,728 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1575657681] [2022-11-02 20:59:33,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:33,728 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:59:33,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:59:33,730 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:59:33,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-02 20:59:35,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:35,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-02 20:59:35,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:59:35,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:59:35,884 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:59:35,884 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:59:35,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1575657681] [2022-11-02 20:59:35,885 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1575657681] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:59:35,885 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:59:35,885 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:59:35,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114465690] [2022-11-02 20:59:35,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:59:35,887 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:59:35,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:59:35,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:59:35,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:59:35,889 INFO L87 Difference]: Start difference. First operand 246 states and 343 transitions. Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 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) [2022-11-02 20:59:36,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:59:36,039 INFO L93 Difference]: Finished difference Result 265 states and 364 transitions. [2022-11-02 20:59:36,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:59:36,040 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 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 11 [2022-11-02 20:59:36,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:59:36,041 INFO L225 Difference]: With dead ends: 265 [2022-11-02 20:59:36,041 INFO L226 Difference]: Without dead ends: 27 [2022-11-02 20:59:36,042 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:59:36,043 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 2 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 3 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:59:36,044 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 102 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 0 Unknown, 3 Unchecked, 0.0s Time] [2022-11-02 20:59:36,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2022-11-02 20:59:36,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2022-11-02 20:59:36,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 24 states have internal predecessors, (28), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:59:36,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 30 transitions. [2022-11-02 20:59:36,047 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 30 transitions. Word has length 11 [2022-11-02 20:59:36,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:59:36,048 INFO L495 AbstractCegarLoop]: Abstraction has 27 states and 30 transitions. [2022-11-02 20:59:36,048 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 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) [2022-11-02 20:59:36,048 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2022-11-02 20:59:36,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-02 20:59:36,049 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:59:36,049 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] [2022-11-02 20:59:36,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-02 20:59:36,270 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:59:36,270 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:59:36,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:59:36,271 INFO L85 PathProgramCache]: Analyzing trace with hash 1983106081, now seen corresponding path program 1 times [2022-11-02 20:59:36,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:59:36,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1701650730] [2022-11-02 20:59:36,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:36,273 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:59:36,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:59:36,280 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:59:36,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-02 20:59:38,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:38,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:59:38,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:59:38,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:59:38,611 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:59:38,612 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:59:38,612 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1701650730] [2022-11-02 20:59:38,612 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1701650730] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:59:38,612 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:59:38,612 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-02 20:59:38,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768579238] [2022-11-02 20:59:38,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:59:38,613 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-02 20:59:38,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:59:38,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-02 20:59:38,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:59:38,614 INFO L87 Difference]: Start difference. First operand 27 states and 30 transitions. Second operand has 8 states, 8 states have (on average 2.25) internal successors, (18), 7 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:59:41,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-02 20:59:43,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-02 20:59:45,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-02 20:59:47,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-02 20:59:49,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-02 20:59:50,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-02 20:59:51,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:59:51,010 INFO L93 Difference]: Finished difference Result 42 states and 44 transitions. [2022-11-02 20:59:51,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 20:59:51,011 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 7 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2022-11-02 20:59:51,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:59:51,012 INFO L225 Difference]: With dead ends: 42 [2022-11-02 20:59:51,012 INFO L226 Difference]: Without dead ends: 39 [2022-11-02 20:59:51,013 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-11-02 20:59:51,013 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 35 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 2 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:59:51,014 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 122 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 58 Invalid, 5 Unknown, 0 Unchecked, 12.1s Time] [2022-11-02 20:59:51,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2022-11-02 20:59:51,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 32. [2022-11-02 20:59:51,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 28 states have (on average 1.1428571428571428) internal successors, (32), 28 states have internal predecessors, (32), 1 states have call successors, (1), 1 states have call predecessors, (1), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-02 20:59:51,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 35 transitions. [2022-11-02 20:59:51,025 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 35 transitions. Word has length 20 [2022-11-02 20:59:51,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:59:51,026 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 35 transitions. [2022-11-02 20:59:51,026 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 7 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:59:51,026 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2022-11-02 20:59:51,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-02 20:59:51,027 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:59:51,027 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] [2022-11-02 20:59:51,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-02 20:59:51,238 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:59:51,238 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:59:51,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:59:51,239 INFO L85 PathProgramCache]: Analyzing trace with hash 1085069118, now seen corresponding path program 1 times [2022-11-02 20:59:51,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:59:51,240 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [426069920] [2022-11-02 20:59:51,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:51,240 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:59:51,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:59:51,242 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:59:51,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-02 20:59:53,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:53,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-02 20:59:53,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:59:54,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:59:54,115 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:59:54,115 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:59:54,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [426069920] [2022-11-02 20:59:54,115 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [426069920] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:59:54,116 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:59:54,116 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 20:59:54,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525304401] [2022-11-02 20:59:54,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:59:54,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 20:59:54,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:59:54,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:59:54,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:59:54,118 INFO L87 Difference]: Start difference. First operand 32 states and 35 transitions. Second operand has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:59:54,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:59:54,683 INFO L93 Difference]: Finished difference Result 46 states and 50 transitions. [2022-11-02 20:59:54,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:59:54,685 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 21 [2022-11-02 20:59:54,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:59:54,686 INFO L225 Difference]: With dead ends: 46 [2022-11-02 20:59:54,686 INFO L226 Difference]: Without dead ends: 32 [2022-11-02 20:59:54,687 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:59:54,688 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 13 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 14 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:59:54,689 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 124 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 14 Unchecked, 0.1s Time] [2022-11-02 20:59:54,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2022-11-02 20:59:54,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2022-11-02 20:59:54,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 28 states have (on average 1.1071428571428572) internal successors, (31), 28 states have internal predecessors, (31), 1 states have call successors, (1), 1 states have call predecessors, (1), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-02 20:59:54,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 34 transitions. [2022-11-02 20:59:54,693 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 34 transitions. Word has length 21 [2022-11-02 20:59:54,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:59:54,693 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 34 transitions. [2022-11-02 20:59:54,693 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:59:54,694 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2022-11-02 20:59:54,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-02 20:59:54,694 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:59:54,694 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, 1] [2022-11-02 20:59:54,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-02 20:59:54,914 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:59:54,914 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:59:54,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:59:54,915 INFO L85 PathProgramCache]: Analyzing trace with hash 452402173, now seen corresponding path program 1 times [2022-11-02 20:59:54,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:59:54,915 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1895965252] [2022-11-02 20:59:54,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:54,916 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:59:54,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:59:54,918 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:59:54,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-02 20:59:57,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:57,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-02 20:59:57,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:59:57,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:59:57,789 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:59:57,789 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:59:57,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1895965252] [2022-11-02 20:59:57,789 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1895965252] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:59:57,789 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:59:57,789 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:59:57,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081220109] [2022-11-02 20:59:57,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:59:57,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:59:57,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:59:57,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:59:57,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:59:57,791 INFO L87 Difference]: Start difference. First operand 32 states and 34 transitions. Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 21:00:00,317 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-02 21:00:02,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-02 21:00:04,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-02 21:00:04,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:00:04,598 INFO L93 Difference]: Finished difference Result 39 states and 40 transitions. [2022-11-02 21:00:04,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 21:00:04,644 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 22 [2022-11-02 21:00:04,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:00:04,645 INFO L225 Difference]: With dead ends: 39 [2022-11-02 21:00:04,645 INFO L226 Difference]: Without dead ends: 25 [2022-11-02 21:00:04,645 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 21:00:04,646 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 13 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2022-11-02 21:00:04,647 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 65 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 3 Unknown, 0 Unchecked, 6.7s Time] [2022-11-02 21:00:04,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2022-11-02 21:00:04,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2022-11-02 21:00:04,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 22 states have (on average 1.0) internal successors, (22), 22 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 21:00:04,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 24 transitions. [2022-11-02 21:00:04,650 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 24 transitions. Word has length 22 [2022-11-02 21:00:04,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:00:04,650 INFO L495 AbstractCegarLoop]: Abstraction has 25 states and 24 transitions. [2022-11-02 21:00:04,650 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 21:00:04,650 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 24 transitions. [2022-11-02 21:00:04,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-02 21:00:04,651 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:00:04,651 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, 1, 1, 1] [2022-11-02 21:00:04,726 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-02 21:00:04,851 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 21:00:04,852 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:00:04,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:00:04,852 INFO L85 PathProgramCache]: Analyzing trace with hash -1043993930, now seen corresponding path program 1 times [2022-11-02 21:00:04,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 21:00:04,853 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [130670386] [2022-11-02 21:00:04,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:00:04,853 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 21:00:04,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 21:00:04,854 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 21:00:04,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-11-02 21:00:06,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:06,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 20 conjunts are in the unsatisfiable core [2022-11-02 21:00:06,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:00:07,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 21:00:07,556 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 21:00:07,556 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 21:00:07,556 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [130670386] [2022-11-02 21:00:07,556 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [130670386] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:00:07,556 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:00:07,556 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-11-02 21:00:07,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685926433] [2022-11-02 21:00:07,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:00:07,557 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-02 21:00:07,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 21:00:07,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-02 21:00:07,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2022-11-02 21:00:07,558 INFO L87 Difference]: Start difference. First operand 25 states and 24 transitions. Second operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 11 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 21:00:08,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:00:08,723 INFO L93 Difference]: Finished difference Result 25 states and 24 transitions. [2022-11-02 21:00:08,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-02 21:00:08,724 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 11 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 24 [2022-11-02 21:00:08,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:00:08,724 INFO L225 Difference]: With dead ends: 25 [2022-11-02 21:00:08,725 INFO L226 Difference]: Without dead ends: 0 [2022-11-02 21:00:08,725 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=73, Invalid=269, Unknown=0, NotChecked=0, Total=342 [2022-11-02 21:00:08,728 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 24 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-02 21:00:08,728 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 101 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-02 21:00:08,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-02 21:00:08,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-02 21:00:08,729 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) [2022-11-02 21:00:08,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-02 21:00:08,730 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2022-11-02 21:00:08,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:00:08,731 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 21:00:08,731 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 11 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 21:00:08,731 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-02 21:00:08,731 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-02 21:00:08,736 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-02 21:00:08,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2022-11-02 21:00:08,950 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 21:00:08,952 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-02 21:00:09,543 INFO L899 garLoopResultBuilder]: For program point L562-1(lines 562 566) no Hoare annotation was computed. [2022-11-02 21:00:09,543 INFO L902 garLoopResultBuilder]: At program point L562-2(lines 562 566) the Hoare annotation is: true [2022-11-02 21:00:09,543 INFO L899 garLoopResultBuilder]: For program point L562-3(lines 559 567) no Hoare annotation was computed. [2022-11-02 21:00:09,543 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 571) no Hoare annotation was computed. [2022-11-02 21:00:09,543 INFO L899 garLoopResultBuilder]: For program point L548(lines 548 551) no Hoare annotation was computed. [2022-11-02 21:00:09,544 INFO L899 garLoopResultBuilder]: For program point L548-2(lines 548 551) no Hoare annotation was computed. [2022-11-02 21:00:09,544 INFO L902 garLoopResultBuilder]: At program point __kernel_cosfENTRY(lines 539 572) the Hoare annotation is: true [2022-11-02 21:00:09,544 INFO L899 garLoopResultBuilder]: For program point L542-1(lines 542 546) no Hoare annotation was computed. [2022-11-02 21:00:09,544 INFO L902 garLoopResultBuilder]: At program point L542-2(lines 542 546) the Hoare annotation is: true [2022-11-02 21:00:09,544 INFO L899 garLoopResultBuilder]: For program point L542-3(lines 542 546) no Hoare annotation was computed. [2022-11-02 21:00:09,544 INFO L899 garLoopResultBuilder]: For program point __kernel_cosfFINAL(lines 539 572) no Hoare annotation was computed. [2022-11-02 21:00:09,545 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 567) no Hoare annotation was computed. [2022-11-02 21:00:09,545 INFO L899 garLoopResultBuilder]: For program point L549(lines 549 550) no Hoare annotation was computed. [2022-11-02 21:00:09,545 INFO L899 garLoopResultBuilder]: For program point __kernel_cosfEXIT(lines 539 572) no Hoare annotation was computed. [2022-11-02 21:00:09,545 INFO L899 garLoopResultBuilder]: For program point copysign_floatEXIT(lines 70 88) no Hoare annotation was computed. [2022-11-02 21:00:09,545 INFO L899 garLoopResultBuilder]: For program point L77(lines 77 81) no Hoare annotation was computed. [2022-11-02 21:00:09,545 INFO L902 garLoopResultBuilder]: At program point L77-1(lines 70 88) the Hoare annotation is: true [2022-11-02 21:00:09,546 INFO L902 garLoopResultBuilder]: At program point copysign_floatENTRY(lines 70 88) the Hoare annotation is: true [2022-11-02 21:00:09,550 INFO L899 garLoopResultBuilder]: For program point L82(lines 82 86) no Hoare annotation was computed. [2022-11-02 21:00:09,550 INFO L902 garLoopResultBuilder]: At program point L82-1(lines 70 88) the Hoare annotation is: true [2022-11-02 21:00:09,551 INFO L899 garLoopResultBuilder]: For program point L82-2(lines 82 86) no Hoare annotation was computed. [2022-11-02 21:00:09,551 INFO L899 garLoopResultBuilder]: For program point L72-1(lines 72 76) no Hoare annotation was computed. [2022-11-02 21:00:09,551 INFO L902 garLoopResultBuilder]: At program point L72-2(lines 72 76) the Hoare annotation is: true [2022-11-02 21:00:09,551 INFO L899 garLoopResultBuilder]: For program point copysign_floatFINAL(lines 70 88) no Hoare annotation was computed. [2022-11-02 21:00:09,551 INFO L899 garLoopResultBuilder]: For program point __kernel_sinfEXIT(lines 512 532) no Hoare annotation was computed. [2022-11-02 21:00:09,551 INFO L899 garLoopResultBuilder]: For program point L521(lines 521 524) no Hoare annotation was computed. [2022-11-02 21:00:09,552 INFO L899 garLoopResultBuilder]: For program point L521-2(lines 521 524) no Hoare annotation was computed. [2022-11-02 21:00:09,552 INFO L899 garLoopResultBuilder]: For program point L515-1(lines 515 519) no Hoare annotation was computed. [2022-11-02 21:00:09,552 INFO L895 garLoopResultBuilder]: At program point L515-2(lines 515 519) the Hoare annotation is: (= __kernel_sinf_~x |__kernel_sinf_#in~x|) [2022-11-02 21:00:09,552 INFO L899 garLoopResultBuilder]: For program point L515-3(lines 515 519) no Hoare annotation was computed. [2022-11-02 21:00:09,552 INFO L902 garLoopResultBuilder]: At program point __kernel_sinfENTRY(lines 512 532) the Hoare annotation is: true [2022-11-02 21:00:09,552 INFO L899 garLoopResultBuilder]: For program point L528(lines 528 531) no Hoare annotation was computed. [2022-11-02 21:00:09,553 INFO L899 garLoopResultBuilder]: For program point L522(lines 522 523) no Hoare annotation was computed. [2022-11-02 21:00:09,554 INFO L899 garLoopResultBuilder]: For program point __kernel_sinfFINAL(lines 512 532) no Hoare annotation was computed. [2022-11-02 21:00:09,554 INFO L899 garLoopResultBuilder]: For program point L300-2(lines 300 304) no Hoare annotation was computed. [2022-11-02 21:00:09,555 INFO L895 garLoopResultBuilder]: At program point L300-3(lines 300 304) the Hoare annotation is: false [2022-11-02 21:00:09,555 INFO L899 garLoopResultBuilder]: For program point L300-4(lines 300 304) no Hoare annotation was computed. [2022-11-02 21:00:09,555 INFO L899 garLoopResultBuilder]: For program point L36(lines 36 37) no Hoare annotation was computed. [2022-11-02 21:00:09,555 INFO L899 garLoopResultBuilder]: For program point L598(lines 598 613) no Hoare annotation was computed. [2022-11-02 21:00:09,555 INFO L899 garLoopResultBuilder]: For program point L499(lines 499 503) no Hoare annotation was computed. [2022-11-02 21:00:09,555 INFO L899 garLoopResultBuilder]: For program point L301-2(lines 301 302) no Hoare annotation was computed. [2022-11-02 21:00:09,556 INFO L895 garLoopResultBuilder]: At program point L301-3(lines 301 302) the Hoare annotation is: false [2022-11-02 21:00:09,556 INFO L899 garLoopResultBuilder]: For program point L301-4(lines 301 302) no Hoare annotation was computed. [2022-11-02 21:00:09,556 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 405) no Hoare annotation was computed. [2022-11-02 21:00:09,556 INFO L899 garLoopResultBuilder]: For program point L335-2(lines 335 336) no Hoare annotation was computed. [2022-11-02 21:00:09,556 INFO L895 garLoopResultBuilder]: At program point L335-3(lines 335 336) the Hoare annotation is: false [2022-11-02 21:00:09,556 INFO L899 garLoopResultBuilder]: For program point L335-4(lines 306 346) no Hoare annotation was computed. [2022-11-02 21:00:09,557 INFO L899 garLoopResultBuilder]: For program point L38(lines 38 42) no Hoare annotation was computed. [2022-11-02 21:00:09,557 INFO L902 garLoopResultBuilder]: At program point L633(lines 616 634) the Hoare annotation is: true [2022-11-02 21:00:09,557 INFO L899 garLoopResultBuilder]: For program point L39(lines 39 40) no Hoare annotation was computed. [2022-11-02 21:00:09,557 INFO L899 garLoopResultBuilder]: For program point L39-2(lines 39 40) no Hoare annotation was computed. [2022-11-02 21:00:09,557 INFO L895 garLoopResultBuilder]: At program point L271(lines 178 348) the Hoare annotation is: false [2022-11-02 21:00:09,557 INFO L899 garLoopResultBuilder]: For program point L205-2(lines 205 209) no Hoare annotation was computed. [2022-11-02 21:00:09,558 INFO L895 garLoopResultBuilder]: At program point L205-3(lines 205 209) the Hoare annotation is: false [2022-11-02 21:00:09,558 INFO L895 garLoopResultBuilder]: At program point L205-4(lines 205 209) the Hoare annotation is: false [2022-11-02 21:00:09,558 INFO L899 garLoopResultBuilder]: For program point L437(line 437) no Hoare annotation was computed. [2022-11-02 21:00:09,558 INFO L899 garLoopResultBuilder]: For program point L437-2(lines 437 469) no Hoare annotation was computed. [2022-11-02 21:00:09,558 INFO L899 garLoopResultBuilder]: For program point L239-1(lines 226 254) no Hoare annotation was computed. [2022-11-02 21:00:09,558 INFO L899 garLoopResultBuilder]: For program point L603(lines 603 612) no Hoare annotation was computed. [2022-11-02 21:00:09,559 INFO L895 garLoopResultBuilder]: At program point L504(lines 389 505) the Hoare annotation is: false [2022-11-02 21:00:09,559 INFO L899 garLoopResultBuilder]: For program point L471(lines 471 476) no Hoare annotation was computed. [2022-11-02 21:00:09,559 INFO L895 garLoopResultBuilder]: At program point L306(lines 306 346) the Hoare annotation is: false [2022-11-02 21:00:09,559 INFO L895 garLoopResultBuilder]: At program point L240(lines 240 247) the Hoare annotation is: false [2022-11-02 21:00:09,559 INFO L899 garLoopResultBuilder]: For program point L604(line 604) no Hoare annotation was computed. [2022-11-02 21:00:09,559 INFO L899 garLoopResultBuilder]: For program point L406(lines 406 430) no Hoare annotation was computed. [2022-11-02 21:00:09,559 INFO L899 garLoopResultBuilder]: For program point L307(line 307) no Hoare annotation was computed. [2022-11-02 21:00:09,560 INFO L899 garLoopResultBuilder]: For program point L241(line 241) no Hoare annotation was computed. [2022-11-02 21:00:09,560 INFO L895 garLoopResultBuilder]: At program point L605(line 605) the Hoare annotation is: false [2022-11-02 21:00:09,560 INFO L899 garLoopResultBuilder]: For program point L605-1(line 605) no Hoare annotation was computed. [2022-11-02 21:00:09,560 INFO L899 garLoopResultBuilder]: For program point L407(lines 407 429) no Hoare annotation was computed. [2022-11-02 21:00:09,560 INFO L899 garLoopResultBuilder]: For program point L606(line 606) no Hoare annotation was computed. [2022-11-02 21:00:09,560 INFO L899 garLoopResultBuilder]: For program point L309-2(lines 309 310) no Hoare annotation was computed. [2022-11-02 21:00:09,561 INFO L895 garLoopResultBuilder]: At program point L309-3(lines 309 310) the Hoare annotation is: false [2022-11-02 21:00:09,561 INFO L899 garLoopResultBuilder]: For program point L309-4(lines 306 346) no Hoare annotation was computed. [2022-11-02 21:00:09,561 INFO L899 garLoopResultBuilder]: For program point L45(lines 45 48) no Hoare annotation was computed. [2022-11-02 21:00:09,561 INFO L895 garLoopResultBuilder]: At program point L607(line 607) the Hoare annotation is: false [2022-11-02 21:00:09,561 INFO L899 garLoopResultBuilder]: For program point L607-1(line 607) no Hoare annotation was computed. [2022-11-02 21:00:09,561 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 416) no Hoare annotation was computed. [2022-11-02 21:00:09,561 INFO L899 garLoopResultBuilder]: For program point L409-2(lines 409 416) no Hoare annotation was computed. [2022-11-02 21:00:09,562 INFO L899 garLoopResultBuilder]: For program point L244(line 244) no Hoare annotation was computed. [2022-11-02 21:00:09,562 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-11-02 21:00:09,562 INFO L899 garLoopResultBuilder]: For program point L608(line 608) no Hoare annotation was computed. [2022-11-02 21:00:09,562 INFO L899 garLoopResultBuilder]: For program point L443-1(lines 443 447) no Hoare annotation was computed. [2022-11-02 21:00:09,562 INFO L895 garLoopResultBuilder]: At program point L443-2(lines 443 447) the Hoare annotation is: false [2022-11-02 21:00:09,562 INFO L899 garLoopResultBuilder]: For program point L443-3(lines 443 447) no Hoare annotation was computed. [2022-11-02 21:00:09,562 INFO L899 garLoopResultBuilder]: For program point L311-1(line 311) no Hoare annotation was computed. [2022-11-02 21:00:09,563 INFO L899 garLoopResultBuilder]: For program point L278-1(lines 278 281) no Hoare annotation was computed. [2022-11-02 21:00:09,563 INFO L895 garLoopResultBuilder]: At program point L278-3(lines 278 281) the Hoare annotation is: false [2022-11-02 21:00:09,563 INFO L895 garLoopResultBuilder]: At program point L609(line 609) the Hoare annotation is: false [2022-11-02 21:00:09,563 INFO L899 garLoopResultBuilder]: For program point L609-1(line 609) no Hoare annotation was computed. [2022-11-02 21:00:09,563 INFO L899 garLoopResultBuilder]: For program point L610(line 610) no Hoare annotation was computed. [2022-11-02 21:00:09,563 INFO L899 garLoopResultBuilder]: For program point L313(line 313) no Hoare annotation was computed. [2022-11-02 21:00:09,563 INFO L899 garLoopResultBuilder]: For program point L313-2(line 313) no Hoare annotation was computed. [2022-11-02 21:00:09,563 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 148 152) no Hoare annotation was computed. [2022-11-02 21:00:09,563 INFO L895 garLoopResultBuilder]: At program point L148-2(lines 148 152) the Hoare annotation is: false [2022-11-02 21:00:09,563 INFO L895 garLoopResultBuilder]: At program point L611(line 611) the Hoare annotation is: false [2022-11-02 21:00:09,564 INFO L899 garLoopResultBuilder]: For program point L611-1(line 611) no Hoare annotation was computed. [2022-11-02 21:00:09,564 INFO L899 garLoopResultBuilder]: For program point L479(lines 479 482) no Hoare annotation was computed. [2022-11-02 21:00:09,564 INFO L895 garLoopResultBuilder]: At program point L347(lines 177 348) the Hoare annotation is: false [2022-11-02 21:00:09,564 INFO L899 garLoopResultBuilder]: For program point L314(line 314) no Hoare annotation was computed. [2022-11-02 21:00:09,564 INFO L899 garLoopResultBuilder]: For program point L50(lines 50 54) no Hoare annotation was computed. [2022-11-02 21:00:09,564 INFO L895 garLoopResultBuilder]: At program point L50-1(lines 15 56) the Hoare annotation is: false [2022-11-02 21:00:09,565 INFO L899 garLoopResultBuilder]: For program point L50-2(lines 50 54) no Hoare annotation was computed. [2022-11-02 21:00:09,565 INFO L899 garLoopResultBuilder]: For program point L216(lines 216 224) no Hoare annotation was computed. [2022-11-02 21:00:09,565 INFO L899 garLoopResultBuilder]: For program point L18-1(lines 18 22) no Hoare annotation was computed. [2022-11-02 21:00:09,565 INFO L895 garLoopResultBuilder]: At program point L18-2(lines 18 22) the Hoare annotation is: false [2022-11-02 21:00:09,565 INFO L899 garLoopResultBuilder]: For program point L18-3(lines 18 22) no Hoare annotation was computed. [2022-11-02 21:00:09,565 INFO L895 garLoopResultBuilder]: At program point L283(line 283) the Hoare annotation is: false [2022-11-02 21:00:09,565 INFO L899 garLoopResultBuilder]: For program point L283-1(line 283) no Hoare annotation was computed. [2022-11-02 21:00:09,565 INFO L899 garLoopResultBuilder]: For program point L316-2(lines 316 317) no Hoare annotation was computed. [2022-11-02 21:00:09,565 INFO L895 garLoopResultBuilder]: At program point L316-3(lines 316 317) the Hoare annotation is: false [2022-11-02 21:00:09,565 INFO L899 garLoopResultBuilder]: For program point L316-4(lines 306 346) no Hoare annotation was computed. [2022-11-02 21:00:09,566 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 468) no Hoare annotation was computed. [2022-11-02 21:00:09,566 INFO L899 garLoopResultBuilder]: For program point L449-1(lines 437 469) no Hoare annotation was computed. [2022-11-02 21:00:09,566 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-02 21:00:09,566 INFO L899 garLoopResultBuilder]: For program point L284(lines 284 291) no Hoare annotation was computed. [2022-11-02 21:00:09,566 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 252) no Hoare annotation was computed. [2022-11-02 21:00:09,566 INFO L895 garLoopResultBuilder]: At program point L284-2(lines 275 292) the Hoare annotation is: false [2022-11-02 21:00:09,566 INFO L899 garLoopResultBuilder]: For program point L318-1(line 318) no Hoare annotation was computed. [2022-11-02 21:00:09,566 INFO L895 garLoopResultBuilder]: At program point L252(line 252) the Hoare annotation is: false [2022-11-02 21:00:09,566 INFO L899 garLoopResultBuilder]: For program point L252-1(line 252) no Hoare annotation was computed. [2022-11-02 21:00:09,566 INFO L899 garLoopResultBuilder]: For program point L153(lines 153 157) no Hoare annotation was computed. [2022-11-02 21:00:09,566 INFO L895 garLoopResultBuilder]: At program point L153-1(lines 146 159) the Hoare annotation is: false [2022-11-02 21:00:09,566 INFO L899 garLoopResultBuilder]: For program point L153-2(lines 153 157) no Hoare annotation was computed. [2022-11-02 21:00:09,567 INFO L899 garLoopResultBuilder]: For program point L187(lines 187 188) no Hoare annotation was computed. [2022-11-02 21:00:09,567 INFO L899 garLoopResultBuilder]: For program point L187-2(lines 187 188) no Hoare annotation was computed. [2022-11-02 21:00:09,567 INFO L895 garLoopResultBuilder]: At program point L55(lines 15 56) the Hoare annotation is: false [2022-11-02 21:00:09,567 INFO L895 garLoopResultBuilder]: At program point L584(lines 584 614) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= |ULTIMATE.start_sin_float_#res#1| .cse0) (= |ULTIMATE.start_sin_float_~x#1| .cse0))) [2022-11-02 21:00:09,567 INFO L899 garLoopResultBuilder]: For program point L485-1(lines 485 489) no Hoare annotation was computed. [2022-11-02 21:00:09,567 INFO L895 garLoopResultBuilder]: At program point L485-2(lines 485 489) the Hoare annotation is: false [2022-11-02 21:00:09,567 INFO L899 garLoopResultBuilder]: For program point L485-3(lines 485 489) no Hoare annotation was computed. [2022-11-02 21:00:09,567 INFO L899 garLoopResultBuilder]: For program point L320-2(lines 320 321) no Hoare annotation was computed. [2022-11-02 21:00:09,568 INFO L899 garLoopResultBuilder]: For program point L221(lines 221 224) no Hoare annotation was computed. [2022-11-02 21:00:09,568 INFO L895 garLoopResultBuilder]: At program point L320-3(lines 320 321) the Hoare annotation is: false [2022-11-02 21:00:09,568 INFO L899 garLoopResultBuilder]: For program point L320-4(lines 306 346) no Hoare annotation was computed. [2022-11-02 21:00:09,568 INFO L899 garLoopResultBuilder]: For program point L420(lines 420 427) no Hoare annotation was computed. [2022-11-02 21:00:09,568 INFO L899 garLoopResultBuilder]: For program point L420-2(lines 420 427) no Hoare annotation was computed. [2022-11-02 21:00:09,568 INFO L899 garLoopResultBuilder]: For program point L322-1(line 322) no Hoare annotation was computed. [2022-11-02 21:00:09,568 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-02 21:00:09,568 INFO L899 garLoopResultBuilder]: For program point L223(lines 223 224) no Hoare annotation was computed. [2022-11-02 21:00:09,568 INFO L899 garLoopResultBuilder]: For program point L256-1(lines 178 348) no Hoare annotation was computed. [2022-11-02 21:00:09,569 INFO L899 garLoopResultBuilder]: For program point L223-2(lines 178 348) no Hoare annotation was computed. [2022-11-02 21:00:09,569 INFO L899 garLoopResultBuilder]: For program point L25(lines 25 49) no Hoare annotation was computed. [2022-11-02 21:00:09,569 INFO L899 garLoopResultBuilder]: For program point L455-1(lines 455 459) no Hoare annotation was computed. [2022-11-02 21:00:09,569 INFO L895 garLoopResultBuilder]: At program point L455-2(lines 455 459) the Hoare annotation is: false [2022-11-02 21:00:09,569 INFO L899 garLoopResultBuilder]: For program point L455-3(lines 455 459) no Hoare annotation was computed. [2022-11-02 21:00:09,569 INFO L895 garLoopResultBuilder]: At program point L158(lines 146 159) the Hoare annotation is: false [2022-11-02 21:00:09,569 INFO L899 garLoopResultBuilder]: For program point L26(lines 26 43) no Hoare annotation was computed. [2022-11-02 21:00:09,570 INFO L899 garLoopResultBuilder]: For program point L588-1(lines 588 592) no Hoare annotation was computed. [2022-11-02 21:00:09,570 INFO L895 garLoopResultBuilder]: At program point L588-2(lines 588 592) the Hoare annotation is: (= |ULTIMATE.start_sin_float_~x#1| (fp.neg (_ +zero 8 24))) [2022-11-02 21:00:09,570 INFO L899 garLoopResultBuilder]: For program point L588-3(lines 588 592) no Hoare annotation was computed. [2022-11-02 21:00:09,570 INFO L899 garLoopResultBuilder]: For program point L324(line 324) no Hoare annotation was computed. [2022-11-02 21:00:09,570 INFO L899 garLoopResultBuilder]: For program point L258-2(lines 258 259) no Hoare annotation was computed. [2022-11-02 21:00:09,570 INFO L895 garLoopResultBuilder]: At program point L258-3(lines 258 259) the Hoare annotation is: false [2022-11-02 21:00:09,570 INFO L899 garLoopResultBuilder]: For program point L258-4(lines 256 273) no Hoare annotation was computed. [2022-11-02 21:00:09,571 INFO L899 garLoopResultBuilder]: For program point L27(lines 27 33) no Hoare annotation was computed. [2022-11-02 21:00:09,571 INFO L899 garLoopResultBuilder]: For program point L490-2(lines 490 493) no Hoare annotation was computed. [2022-11-02 21:00:09,571 INFO L895 garLoopResultBuilder]: At program point L490-3(lines 490 493) the Hoare annotation is: false [2022-11-02 21:00:09,571 INFO L899 garLoopResultBuilder]: For program point L490-4(lines 490 493) no Hoare annotation was computed. [2022-11-02 21:00:09,571 INFO L899 garLoopResultBuilder]: For program point L325-2(lines 325 329) no Hoare annotation was computed. [2022-11-02 21:00:09,571 INFO L899 garLoopResultBuilder]: For program point L226(lines 178 348) no Hoare annotation was computed. [2022-11-02 21:00:09,571 INFO L895 garLoopResultBuilder]: At program point L325-3(lines 325 329) the Hoare annotation is: false [2022-11-02 21:00:09,572 INFO L899 garLoopResultBuilder]: For program point L325-4(lines 325 329) no Hoare annotation was computed. [2022-11-02 21:00:09,572 INFO L899 garLoopResultBuilder]: For program point L193-2(lines 193 194) no Hoare annotation was computed. [2022-11-02 21:00:09,572 INFO L895 garLoopResultBuilder]: At program point L193-3(lines 193 194) the Hoare annotation is: false [2022-11-02 21:00:09,572 INFO L899 garLoopResultBuilder]: For program point L193-4(lines 193 194) no Hoare annotation was computed. [2022-11-02 21:00:09,572 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-02 21:00:09,572 INFO L899 garLoopResultBuilder]: For program point L28(lines 28 32) no Hoare annotation was computed. [2022-11-02 21:00:09,572 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 61 65) no Hoare annotation was computed. [2022-11-02 21:00:09,573 INFO L895 garLoopResultBuilder]: At program point L61-2(lines 61 65) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and |ULTIMATE.start_main_#t~short134#1| (= |ULTIMATE.start_sin_float_#res#1| .cse0) (= .cse0 |ULTIMATE.start___signbit_float_~x#1|) (= |ULTIMATE.start_main_~res~0#1| .cse0) (= |ULTIMATE.start_sin_float_~x#1| .cse0))) [2022-11-02 21:00:09,573 INFO L899 garLoopResultBuilder]: For program point L61-3(lines 61 65) no Hoare annotation was computed. [2022-11-02 21:00:09,573 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-11-02 21:00:09,573 INFO L899 garLoopResultBuilder]: For program point L194-2(line 194) no Hoare annotation was computed. [2022-11-02 21:00:09,573 INFO L899 garLoopResultBuilder]: For program point L294(line 294) no Hoare annotation was computed. [2022-11-02 21:00:09,573 INFO L899 garLoopResultBuilder]: For program point L261-1(lines 261 262) no Hoare annotation was computed. [2022-11-02 21:00:09,573 INFO L899 garLoopResultBuilder]: For program point L261-3(lines 261 262) no Hoare annotation was computed. [2022-11-02 21:00:09,574 INFO L895 garLoopResultBuilder]: At program point L261-4(lines 261 262) the Hoare annotation is: false [2022-11-02 21:00:09,574 INFO L899 garLoopResultBuilder]: For program point L261-5(lines 261 262) no Hoare annotation was computed. [2022-11-02 21:00:09,574 INFO L899 garLoopResultBuilder]: For program point L30(lines 30 32) no Hoare annotation was computed. [2022-11-02 21:00:09,574 INFO L899 garLoopResultBuilder]: For program point L295-2(lines 295 298) no Hoare annotation was computed. [2022-11-02 21:00:09,574 INFO L895 garLoopResultBuilder]: At program point L295-3(lines 295 298) the Hoare annotation is: false [2022-11-02 21:00:09,574 INFO L899 garLoopResultBuilder]: For program point L229-2(lines 229 238) no Hoare annotation was computed. [2022-11-02 21:00:09,575 INFO L899 garLoopResultBuilder]: For program point L295-4(lines 295 298) no Hoare annotation was computed. [2022-11-02 21:00:09,575 INFO L899 garLoopResultBuilder]: For program point L196-2(lines 196 200) no Hoare annotation was computed. [2022-11-02 21:00:09,575 INFO L895 garLoopResultBuilder]: At program point L229-3(lines 229 238) the Hoare annotation is: false [2022-11-02 21:00:09,575 INFO L895 garLoopResultBuilder]: At program point L196-3(lines 196 200) the Hoare annotation is: false [2022-11-02 21:00:09,575 INFO L899 garLoopResultBuilder]: For program point L229-4(lines 226 254) no Hoare annotation was computed. [2022-11-02 21:00:09,575 INFO L899 garLoopResultBuilder]: For program point L196-4(lines 196 200) no Hoare annotation was computed. [2022-11-02 21:00:09,575 INFO L899 garLoopResultBuilder]: For program point L461(lines 461 467) no Hoare annotation was computed. [2022-11-02 21:00:09,576 INFO L899 garLoopResultBuilder]: For program point L395-1(lines 395 399) no Hoare annotation was computed. [2022-11-02 21:00:09,576 INFO L895 garLoopResultBuilder]: At program point L395-2(lines 395 399) the Hoare annotation is: false [2022-11-02 21:00:09,576 INFO L899 garLoopResultBuilder]: For program point L395-3(lines 395 399) no Hoare annotation was computed. [2022-11-02 21:00:09,576 INFO L899 garLoopResultBuilder]: For program point L197-2(lines 197 198) no Hoare annotation was computed. [2022-11-02 21:00:09,576 INFO L895 garLoopResultBuilder]: At program point L197-3(lines 197 198) the Hoare annotation is: false [2022-11-02 21:00:09,576 INFO L899 garLoopResultBuilder]: For program point L197-4(lines 197 198) no Hoare annotation was computed. [2022-11-02 21:00:09,576 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-02 21:00:09,577 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 629) no Hoare annotation was computed. [2022-11-02 21:00:09,577 INFO L899 garLoopResultBuilder]: For program point L330-2(lines 330 334) no Hoare annotation was computed. [2022-11-02 21:00:09,577 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 237) no Hoare annotation was computed. [2022-11-02 21:00:09,577 INFO L895 garLoopResultBuilder]: At program point L330-3(lines 330 334) the Hoare annotation is: false [2022-11-02 21:00:09,577 INFO L899 garLoopResultBuilder]: For program point L264-2(lines 264 269) no Hoare annotation was computed. [2022-11-02 21:00:09,577 INFO L899 garLoopResultBuilder]: For program point L330-4(lines 330 334) no Hoare annotation was computed. [2022-11-02 21:00:09,577 INFO L895 garLoopResultBuilder]: At program point L264-3(lines 264 269) the Hoare annotation is: false [2022-11-02 21:00:09,578 INFO L899 garLoopResultBuilder]: For program point L264-4(lines 264 269) no Hoare annotation was computed. [2022-11-02 21:00:09,578 INFO L899 garLoopResultBuilder]: For program point L628(line 628) no Hoare annotation was computed. [2022-11-02 21:00:09,578 INFO L899 garLoopResultBuilder]: For program point L595(lines 595 613) no Hoare annotation was computed. [2022-11-02 21:00:09,578 INFO L899 garLoopResultBuilder]: For program point L628-2(lines 628 631) no Hoare annotation was computed. [2022-11-02 21:00:09,578 INFO L899 garLoopResultBuilder]: For program point L496-1(lines 496 497) no Hoare annotation was computed. [2022-11-02 21:00:09,578 INFO L895 garLoopResultBuilder]: At program point L496-3(lines 496 497) the Hoare annotation is: false [2022-11-02 21:00:09,578 INFO L899 garLoopResultBuilder]: For program point L496-4(lines 496 497) no Hoare annotation was computed. [2022-11-02 21:00:09,579 INFO L899 garLoopResultBuilder]: For program point L232(lines 232 235) no Hoare annotation was computed. [2022-11-02 21:00:09,579 INFO L895 garLoopResultBuilder]: At program point L67(lines 58 68) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and |ULTIMATE.start_main_#t~short134#1| (= |ULTIMATE.start_sin_float_#res#1| .cse0) (= |ULTIMATE.start___signbit_float_#res#1| (_ bv1 32)) (= .cse0 |ULTIMATE.start___signbit_float_~x#1|) (= .cse0 (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~0#1|))) (= |ULTIMATE.start_main_~res~0#1| .cse0) (= |ULTIMATE.start_sin_float_~x#1| .cse0))) [2022-11-02 21:00:09,579 INFO L899 garLoopResultBuilder]: For program point L629(line 629) no Hoare annotation was computed. [2022-11-02 21:00:09,579 INFO L895 garLoopResultBuilder]: At program point L596(line 596) the Hoare annotation is: (= |ULTIMATE.start_sin_float_~x#1| (fp.neg (_ +zero 8 24))) [2022-11-02 21:00:09,579 INFO L899 garLoopResultBuilder]: For program point L596-1(line 596) no Hoare annotation was computed. [2022-11-02 21:00:09,579 INFO L899 garLoopResultBuilder]: For program point L431(lines 431 477) no Hoare annotation was computed. [2022-11-02 21:00:09,579 INFO L899 garLoopResultBuilder]: For program point L266-2(lines 266 267) no Hoare annotation was computed. [2022-11-02 21:00:09,580 INFO L895 garLoopResultBuilder]: At program point L266-3(lines 266 267) the Hoare annotation is: false [2022-11-02 21:00:09,580 INFO L899 garLoopResultBuilder]: For program point L266-4(lines 266 267) no Hoare annotation was computed. [2022-11-02 21:00:09,580 INFO L902 garLoopResultBuilder]: At program point L122(line 122) the Hoare annotation is: true [2022-11-02 21:00:09,580 INFO L899 garLoopResultBuilder]: For program point L122-1(line 122) no Hoare annotation was computed. [2022-11-02 21:00:09,580 INFO L902 garLoopResultBuilder]: At program point L135(line 135) the Hoare annotation is: true [2022-11-02 21:00:09,580 INFO L899 garLoopResultBuilder]: For program point L135-1(line 135) no Hoare annotation was computed. [2022-11-02 21:00:09,580 INFO L899 garLoopResultBuilder]: For program point L131(lines 131 136) no Hoare annotation was computed. [2022-11-02 21:00:09,581 INFO L899 garLoopResultBuilder]: For program point L98-1(lines 98 102) no Hoare annotation was computed. [2022-11-02 21:00:09,581 INFO L902 garLoopResultBuilder]: At program point L98-2(lines 98 102) the Hoare annotation is: true [2022-11-02 21:00:09,581 INFO L899 garLoopResultBuilder]: For program point L98-3(lines 98 102) no Hoare annotation was computed. [2022-11-02 21:00:09,581 INFO L899 garLoopResultBuilder]: For program point L123(lines 123 130) no Hoare annotation was computed. [2022-11-02 21:00:09,581 INFO L899 garLoopResultBuilder]: For program point L111-1(lines 111 115) no Hoare annotation was computed. [2022-11-02 21:00:09,581 INFO L902 garLoopResultBuilder]: At program point L111-2(lines 111 115) the Hoare annotation is: true [2022-11-02 21:00:09,581 INFO L899 garLoopResultBuilder]: For program point scalbn_floatFINAL(lines 94 144) no Hoare annotation was computed. [2022-11-02 21:00:09,582 INFO L899 garLoopResultBuilder]: For program point L111-3(lines 111 115) no Hoare annotation was computed. [2022-11-02 21:00:09,582 INFO L899 garLoopResultBuilder]: For program point L107(lines 107 108) no Hoare annotation was computed. [2022-11-02 21:00:09,582 INFO L899 garLoopResultBuilder]: For program point L132(lines 132 135) no Hoare annotation was computed. [2022-11-02 21:00:09,582 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 124 128) no Hoare annotation was computed. [2022-11-02 21:00:09,582 INFO L902 garLoopResultBuilder]: At program point L124-2(lines 124 128) the Hoare annotation is: true [2022-11-02 21:00:09,582 INFO L899 garLoopResultBuilder]: For program point L124-3(lines 124 128) no Hoare annotation was computed. [2022-11-02 21:00:09,582 INFO L899 garLoopResultBuilder]: For program point scalbn_floatEXIT(lines 94 144) no Hoare annotation was computed. [2022-11-02 21:00:09,583 INFO L902 garLoopResultBuilder]: At program point scalbn_floatENTRY(lines 94 144) the Hoare annotation is: true [2022-11-02 21:00:09,583 INFO L902 garLoopResultBuilder]: At program point L133(line 133) the Hoare annotation is: true [2022-11-02 21:00:09,583 INFO L899 garLoopResultBuilder]: For program point L133-1(line 133) no Hoare annotation was computed. [2022-11-02 21:00:09,583 INFO L899 garLoopResultBuilder]: For program point L121(lines 121 122) no Hoare annotation was computed. [2022-11-02 21:00:09,583 INFO L899 garLoopResultBuilder]: For program point L117(lines 117 118) no Hoare annotation was computed. [2022-11-02 21:00:09,583 INFO L899 garLoopResultBuilder]: For program point L109(lines 109 119) no Hoare annotation was computed. [2022-11-02 21:00:09,583 INFO L899 garLoopResultBuilder]: For program point L109-2(lines 109 119) no Hoare annotation was computed. [2022-11-02 21:00:09,584 INFO L899 garLoopResultBuilder]: For program point L105(lines 105 106) no Hoare annotation was computed. [2022-11-02 21:00:09,584 INFO L899 garLoopResultBuilder]: For program point L138-1(lines 138 142) no Hoare annotation was computed. [2022-11-02 21:00:09,584 INFO L902 garLoopResultBuilder]: At program point L138-2(lines 138 142) the Hoare annotation is: true [2022-11-02 21:00:09,584 INFO L899 garLoopResultBuilder]: For program point L138-3(lines 138 142) no Hoare annotation was computed. [2022-11-02 21:00:09,587 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-11-02 21:00:09,589 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-02 21:00:09,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 09:00:09 BoogieIcfgContainer [2022-11-02 21:00:09,618 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 21:00:09,619 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 21:00:09,619 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 21:00:09,619 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 21:00:09,629 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:59:31" (3/4) ... [2022-11-02 21:00:09,632 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-02 21:00:09,638 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cosf [2022-11-02 21:00:09,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_float [2022-11-02 21:00:09,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sinf [2022-11-02 21:00:09,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_float [2022-11-02 21:00:09,655 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 80 nodes and edges [2022-11-02 21:00:09,657 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-11-02 21:00:09,659 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-02 21:00:09,660 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 21:00:09,706 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) [2022-11-02 21:00:09,706 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) [2022-11-02 21:00:09,707 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((aux-res == -0.0f && __signbit_float(res) == 1-aux && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x) && res == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) [2022-11-02 21:00:09,709 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((aux-res == -0.0f && __signbit_float(res) == 1-aux && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && \result == 1bv32) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0])) && res == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) [2022-11-02 21:00:09,873 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/witness.graphml [2022-11-02 21:00:09,873 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 21:00:09,874 INFO L158 Benchmark]: Toolchain (without parser) took 78136.62ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 42.6MB in the beginning and 41.7MB in the end (delta: 893.9kB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2022-11-02 21:00:09,874 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 65.0MB. Free memory is still 44.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 21:00:09,875 INFO L158 Benchmark]: CACSL2BoogieTranslator took 589.39ms. Allocated memory is still 65.0MB. Free memory was 42.5MB in the beginning and 28.1MB in the end (delta: 14.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-02 21:00:09,875 INFO L158 Benchmark]: Boogie Procedure Inliner took 157.47ms. Allocated memory is still 65.0MB. Free memory was 46.3MB in the beginning and 39.2MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-02 21:00:09,875 INFO L158 Benchmark]: Boogie Preprocessor took 93.15ms. Allocated memory is still 65.0MB. Free memory was 39.2MB in the beginning and 31.4MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 21:00:09,876 INFO L158 Benchmark]: RCFGBuilder took 38555.46ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 31.1MB in the beginning and 46.8MB in the end (delta: -15.7MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-11-02 21:00:09,876 INFO L158 Benchmark]: TraceAbstraction took 38468.73ms. Allocated memory is still 88.1MB. Free memory was 46.2MB in the beginning and 26.4MB in the end (delta: 19.8MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2022-11-02 21:00:09,876 INFO L158 Benchmark]: Witness Printer took 255.03ms. Allocated memory is still 88.1MB. Free memory was 26.4MB in the beginning and 41.7MB in the end (delta: -15.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-02 21:00:09,878 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 65.0MB. Free memory is still 44.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 589.39ms. Allocated memory is still 65.0MB. Free memory was 42.5MB in the beginning and 28.1MB in the end (delta: 14.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 157.47ms. Allocated memory is still 65.0MB. Free memory was 46.3MB in the beginning and 39.2MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 93.15ms. Allocated memory is still 65.0MB. Free memory was 39.2MB in the beginning and 31.4MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 38555.46ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 31.1MB in the beginning and 46.8MB in the end (delta: -15.7MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * TraceAbstraction took 38468.73ms. Allocated memory is still 88.1MB. Free memory was 46.2MB in the beginning and 26.4MB in the end (delta: 19.8MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. * Witness Printer took 255.03ms. Allocated memory is still 88.1MB. Free memory was 26.4MB in the beginning and 41.7MB in the end (delta: -15.3MB). Peak memory consumption was 4.2MB. 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 - PositiveResult [Line: 629]: 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 5 procedures, 249 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 38.3s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 21.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 8 mSolverCounterUnknown, 92 SdHoareTripleChecker+Valid, 19.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 87 mSDsluCounter, 860 SdHoareTripleChecker+Invalid, 19.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 17 IncrementalHoareTripleChecker+Unchecked, 403 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 183 IncrementalHoareTripleChecker+Invalid, 220 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 457 mSDtfsCounter, 183 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 119 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=249occurred in iteration=0, InterpolantAutomatonStates: 40, 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, 6 MinimizatonAttempts, 7 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 162 PreInvPairs, 169 NumberOfFragments, 130 HoareAnnotationTreeSize, 162 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 67 FomulaSimplificationsInter, 34 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 11.0s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 102 ConstructedInterpolants, 6 QuantifiedInterpolants, 392 SizeOfPredicates, 33 NumberOfNonLiveVariables, 2365 ConjunctsInSsa, 60 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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: 496]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 300]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: (((aux-res == -0.0f && __signbit_float(res) == 1-aux && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x) && res == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: x == \old(x) - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: (((((aux-res == -0.0f && __signbit_float(res) == 1-aux && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && \result == 1bv32) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0])) && res == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 584]: Loop Invariant Derived loop invariant: \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-02 21:00:10,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eba0e5c-7ffd-408d-90de-f2ab2ace9716/bin/uautomizer-Dbtcem3rbc/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 Writing output log to file Ultimate.log Result: TRUE