./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0320b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b 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_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0320b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro --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 95eb8e0e40012a8615a9537769628c64af20a86f83775a8e40d95f7e14e978d1 --- 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-8393723 [2022-11-18 18:26:27,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:26:27,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:26:27,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:26:27,456 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:26:27,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:26:27,463 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:26:27,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:26:27,473 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:26:27,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:26:27,476 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:26:27,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:26:27,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:26:27,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:26:27,483 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:26:27,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:26:27,487 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:26:27,492 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:26:27,494 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:26:27,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:26:27,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:26:27,503 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:26:27,505 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:26:27,506 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:26:27,510 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:26:27,516 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:26:27,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:26:27,518 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:26:27,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:26:27,519 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:26:27,522 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:26:27,523 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:26:27,524 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:26:27,525 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:26:27,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:26:27,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:26:27,530 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:26:27,530 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:26:27,530 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:26:27,531 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:26:27,532 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:26:27,533 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-18 18:26:27,579 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:26:27,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:26:27,579 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:26:27,579 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:26:27,580 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:26:27,580 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:26:27,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:26:27,581 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:26:27,581 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:26:27,582 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:26:27,582 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 18:26:27,582 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:26:27,582 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 18:26:27,582 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:26:27,582 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 18:26:27,583 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:26:27,583 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 18:26:27,583 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 18:26:27,583 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 18:26:27,583 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:26:27,584 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 18:26:27,584 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:26:27,584 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:26:27,584 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:26:27,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:26:27,585 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:26:27,585 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:26:27,585 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 18:26:27,585 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 18:26:27,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 18:26:27,586 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 18:26:27,586 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 18:26:27,586 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 18:26:27,586 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_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95eb8e0e40012a8615a9537769628c64af20a86f83775a8e40d95f7e14e978d1 [2022-11-18 18:26:27,823 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:26:27,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:26:27,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:26:27,848 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:26:27,849 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:26:27,850 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2022-11-18 18:26:27,916 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/data/ff30f8ccc/60a139e7521249c9ac9ce3c5ce53bc77/FLAG55806e1e5 [2022-11-18 18:26:28,407 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:26:28,408 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2022-11-18 18:26:28,423 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/data/ff30f8ccc/60a139e7521249c9ac9ce3c5ce53bc77/FLAG55806e1e5 [2022-11-18 18:26:28,762 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/data/ff30f8ccc/60a139e7521249c9ac9ce3c5ce53bc77 [2022-11-18 18:26:28,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:26:28,765 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:26:28,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:26:28,767 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:26:28,770 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:26:28,771 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:26:28" (1/1) ... [2022-11-18 18:26:28,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1520a08c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:28, skipping insertion in model container [2022-11-18 18:26:28,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:26:28" (1/1) ... [2022-11-18 18:26:28,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:26:28,850 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:26:29,155 WARN L234 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_b68885e0-4d0d-4e70-9837-1fefe62c5581/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c[15471,15484] [2022-11-18 18:26:29,159 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:26:29,189 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 18:26:29,322 WARN L234 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_b68885e0-4d0d-4e70-9837-1fefe62c5581/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c[15471,15484] [2022-11-18 18:26:29,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:26:29,388 INFO L208 MainTranslator]: Completed translation [2022-11-18 18:26:29,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:29 WrapperNode [2022-11-18 18:26:29,389 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:26:29,390 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 18:26:29,390 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 18:26:29,390 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 18:26:29,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:29" (1/1) ... [2022-11-18 18:26:29,451 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:29" (1/1) ... [2022-11-18 18:26:29,532 INFO L138 Inliner]: procedures = 26, calls = 490, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1112 [2022-11-18 18:26:29,532 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 18:26:29,533 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 18:26:29,533 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 18:26:29,533 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 18:26:29,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:29" (1/1) ... [2022-11-18 18:26:29,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:29" (1/1) ... [2022-11-18 18:26:29,554 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:29" (1/1) ... [2022-11-18 18:26:29,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:29" (1/1) ... [2022-11-18 18:26:29,591 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:29" (1/1) ... [2022-11-18 18:26:29,605 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:29" (1/1) ... [2022-11-18 18:26:29,609 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:29" (1/1) ... [2022-11-18 18:26:29,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:29" (1/1) ... [2022-11-18 18:26:29,622 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 18:26:29,623 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 18:26:29,623 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 18:26:29,623 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 18:26:29,624 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:29" (1/1) ... [2022-11-18 18:26:29,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:26:29,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:26:29,655 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 18:26:29,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 18:26:29,714 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2022-11-18 18:26:29,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2022-11-18 18:26:29,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 18:26:29,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 18:26:29,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-18 18:26:29,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 18:26:29,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-11-18 18:26:29,716 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2022-11-18 18:26:29,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2022-11-18 18:26:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2022-11-18 18:26:29,718 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2022-11-18 18:26:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 18:26:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-11-18 18:26:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2022-11-18 18:26:29,719 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2022-11-18 18:26:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 18:26:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 18:26:29,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 18:26:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 18:26:29,988 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 18:26:29,990 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 18:26:31,118 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 18:26:31,133 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 18:26:31,134 INFO L300 CfgBuilder]: Removed 59 assume(true) statements. [2022-11-18 18:26:31,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:26:31 BoogieIcfgContainer [2022-11-18 18:26:31,137 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 18:26:31,140 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 18:26:31,141 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 18:26:31,144 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 18:26:31,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:26:28" (1/3) ... [2022-11-18 18:26:31,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37ba35f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:26:31, skipping insertion in model container [2022-11-18 18:26:31,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:29" (2/3) ... [2022-11-18 18:26:31,146 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37ba35f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:26:31, skipping insertion in model container [2022-11-18 18:26:31,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:26:31" (3/3) ... [2022-11-18 18:26:31,147 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0320b.c [2022-11-18 18:26:31,169 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 18:26:31,169 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-18 18:26:31,248 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 18:26:31,254 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;@39d3e437, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 18:26:31,254 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-18 18:26:31,264 INFO L276 IsEmpty]: Start isEmpty. Operand has 244 states, 226 states have (on average 1.668141592920354) internal successors, (377), 227 states have internal predecessors, (377), 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) [2022-11-18 18:26:31,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-18 18:26:31,273 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:26:31,274 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:26:31,275 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:26:31,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:26:31,280 INFO L85 PathProgramCache]: Analyzing trace with hash 1639676839, now seen corresponding path program 1 times [2022-11-18 18:26:31,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:26:31,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24480068] [2022-11-18 18:26:31,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:26:31,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:26:31,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:26:31,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:26:31,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:26:31,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24480068] [2022-11-18 18:26:31,687 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24480068] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:26:31,687 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:26:31,688 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 18:26:31,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481308825] [2022-11-18 18:26:31,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:26:31,697 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-18 18:26:31,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:26:31,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-18 18:26:31,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-18 18:26:31,738 INFO L87 Difference]: Start difference. First operand has 244 states, 226 states have (on average 1.668141592920354) internal successors, (377), 227 states have internal predecessors, (377), 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 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:26:31,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:26:31,795 INFO L93 Difference]: Finished difference Result 486 states and 812 transitions. [2022-11-18 18:26:31,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-18 18:26:31,797 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-11-18 18:26:31,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:26:31,807 INFO L225 Difference]: With dead ends: 486 [2022-11-18 18:26:31,807 INFO L226 Difference]: Without dead ends: 241 [2022-11-18 18:26:31,813 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 [2022-11-18 18:26:31,816 INFO L413 NwaCegarLoop]: 341 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, 341 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 [2022-11-18 18:26:31,817 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 341 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 18:26:31,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2022-11-18 18:26:31,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 241. [2022-11-18 18:26:31,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 224 states have (on average 1.4017857142857142) internal successors, (314), 224 states have internal predecessors, (314), 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) [2022-11-18 18:26:31,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 338 transitions. [2022-11-18 18:26:31,873 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 338 transitions. Word has length 9 [2022-11-18 18:26:31,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:26:31,874 INFO L495 AbstractCegarLoop]: Abstraction has 241 states and 338 transitions. [2022-11-18 18:26:31,874 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:26:31,874 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 338 transitions. [2022-11-18 18:26:31,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-18 18:26:31,875 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:26:31,875 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:26:31,875 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 18:26:31,876 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:26:31,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:26:31,877 INFO L85 PathProgramCache]: Analyzing trace with hash -391156239, now seen corresponding path program 1 times [2022-11-18 18:26:31,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:26:31,877 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579772080] [2022-11-18 18:26:31,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:26:31,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:26:31,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:26:31,996 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 18:26:32,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:26:32,078 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 18:26:32,080 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-18 18:26:32,082 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-18 18:26:32,084 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 18:26:32,088 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-18 18:26:32,091 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-18 18:26:32,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 06:26:32 BoogieIcfgContainer [2022-11-18 18:26:32,159 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 18:26:32,160 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 18:26:32,160 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 18:26:32,161 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 18:26:32,161 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:26:31" (3/4) ... [2022-11-18 18:26:32,164 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-18 18:26:32,164 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 18:26:32,165 INFO L158 Benchmark]: Toolchain (without parser) took 3400.34ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 67.5MB in the beginning and 83.6MB in the end (delta: -16.1MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2022-11-18 18:26:32,166 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 113.2MB. Free memory is still 85.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:26:32,166 INFO L158 Benchmark]: CACSL2BoogieTranslator took 622.68ms. Allocated memory is still 113.2MB. Free memory was 67.3MB in the beginning and 70.0MB in the end (delta: -2.6MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2022-11-18 18:26:32,167 INFO L158 Benchmark]: Boogie Procedure Inliner took 142.51ms. Allocated memory is still 113.2MB. Free memory was 70.0MB in the beginning and 62.8MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-18 18:26:32,168 INFO L158 Benchmark]: Boogie Preprocessor took 89.32ms. Allocated memory is still 113.2MB. Free memory was 62.8MB in the beginning and 55.6MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-18 18:26:32,168 INFO L158 Benchmark]: RCFGBuilder took 1513.84ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 55.6MB in the beginning and 90.3MB in the end (delta: -34.7MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. [2022-11-18 18:26:32,169 INFO L158 Benchmark]: TraceAbstraction took 1019.16ms. Allocated memory is still 136.3MB. Free memory was 89.4MB in the beginning and 84.6MB in the end (delta: 4.7MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2022-11-18 18:26:32,169 INFO L158 Benchmark]: Witness Printer took 4.39ms. Allocated memory is still 136.3MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:26:32,173 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 113.2MB. Free memory is still 85.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 622.68ms. Allocated memory is still 113.2MB. Free memory was 67.3MB in the beginning and 70.0MB in the end (delta: -2.6MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 142.51ms. Allocated memory is still 113.2MB. Free memory was 70.0MB in the beginning and 62.8MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.32ms. Allocated memory is still 113.2MB. Free memory was 62.8MB in the beginning and 55.6MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1513.84ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 55.6MB in the beginning and 90.3MB in the end (delta: -34.7MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1019.16ms. Allocated memory is still 136.3MB. Free memory was 89.4MB in the beginning and 84.6MB in the end (delta: 4.7MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. * Witness Printer took 4.39ms. Allocated memory is still 136.3MB. Free memory is still 83.6MB. 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: 613]: 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 612, overapproximation of someUnaryDOUBLEoperation at line 529, overapproximation of bitwiseAnd at line 579, overapproximation of someUnaryFLOAToperation at line 608, overapproximation of someBinaryArithmeticFLOAToperation at line 584. Possible FailurePath: [L527-L530] 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; [L160-L164] 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, }; [L500-L503] 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; [L86-L88] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L371-L380] 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; [L166-L168] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L363-L369] 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}; [L500-L503] 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; [L158] static const int init_jk_krempio[] = {4, 7, 9}; [L166-L168] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L371-L380] 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; [L527-L530] 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; [L86-L88] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L166-L168] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L18] static const float huge_floor = 1.0e30; [L527-L530] 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; [L371-L380] 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; [L500-L503] 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; [L527-L530] 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; [L371-L380] 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; [L166-L168] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L86-L88] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L500-L503] 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; [L371-L380] 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; [L567] static const float one_cos = 1.0; [L343-L361] 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, }; [L527-L530] 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; [L371-L380] 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; [L500-L503] 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; [L527-L530] 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; [L86-L88] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L371-L380] 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; [L527-L530] 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; 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={6:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={5:0}, one_cos=1, one_kcos=1, one_krempio=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={4:0}, 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={7:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L608] float x = -0.0f; [L609] CALL, EXPR cos_float(x) [L570] float y[2], z = 0.0; [L571] __int32_t n, ix; VAL [\old(x)=1000000000000000000000000000013, 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={6:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={5:0}, one_cos=1, one_kcos=1, one_krempio=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={4:0}, 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={7:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000013, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L574] ieee_float_shape_type gf_u; [L575] gf_u.value = (x) [L576] EXPR gf_u.word [L576] (ix) = gf_u.word [L579] ix &= 0x7fffffff VAL [\old(x)=1000000000000000000000000000013, 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={6:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={5:0}, one_cos=1, one_kcos=1, one_krempio=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={4:0}, 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={7:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000013, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L580] COND FALSE !(ix <= 0x3f490fd8) VAL [\old(x)=1000000000000000000000000000013, 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={6:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={5:0}, one_cos=1, one_kcos=1, one_krempio=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={4:0}, 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={7:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000013, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L583] COND TRUE !((ix) < 0x7f800000L) [L584] return x - x; [L584] return x - x; VAL [\old(x)=1000000000000000000000000000013, 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={6:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={5:0}, one_cos=1, one_kcos=1, one_krempio=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={4:0}, 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={7:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000013, z=0, zero_krempio=0, zero_rempio=0] [L609] RET, EXPR cos_float(x) [L609] float res = cos_float(x); [L612] COND TRUE res != 1.0f 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={6:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={5:0}, one_cos=1, one_kcos=1, one_krempio=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={4:0}, 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={7:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000013, zero_krempio=0, zero_rempio=0] [L613] 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={6:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={5:0}, one_cos=1, one_kcos=1, one_krempio=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={4:0}, 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={7:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000013, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 244 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 341 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, 341 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=244occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-18 18:26:32,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/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_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0320b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro --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 95eb8e0e40012a8615a9537769628c64af20a86f83775a8e40d95f7e14e978d1 --- 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-8393723 [2022-11-18 18:26:34,737 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:26:34,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:26:34,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:26:34,771 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:26:34,774 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:26:34,777 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:26:34,784 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:26:34,787 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:26:34,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:26:34,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:26:34,795 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:26:34,796 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:26:34,799 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:26:34,801 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:26:34,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:26:34,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:26:34,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:26:34,812 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:26:34,814 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:26:34,820 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:26:34,823 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:26:34,824 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:26:34,826 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:26:34,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:26:34,836 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:26:34,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:26:34,837 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:26:34,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:26:34,840 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:26:34,841 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:26:34,841 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:26:34,843 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:26:34,844 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:26:34,846 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:26:34,846 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:26:34,847 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:26:34,847 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:26:34,847 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:26:34,849 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:26:34,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:26:34,855 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-18 18:26:34,892 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:26:34,906 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:26:34,906 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:26:34,906 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:26:34,907 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:26:34,907 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:26:34,908 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:26:34,908 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:26:34,908 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:26:34,909 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:26:34,909 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 18:26:34,909 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 18:26:34,909 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:26:34,909 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 18:26:34,910 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:26:34,910 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 18:26:34,910 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 18:26:34,910 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-18 18:26:34,910 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-18 18:26:34,911 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 18:26:34,911 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 18:26:34,912 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:26:34,912 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 18:26:34,913 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:26:34,913 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:26:34,913 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:26:34,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:26:34,914 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:26:34,914 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:26:34,915 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 18:26:34,915 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-18 18:26:34,915 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-18 18:26:34,915 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 18:26:34,916 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 18:26:34,916 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 18:26:34,916 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-18 18:26:34,917 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_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95eb8e0e40012a8615a9537769628c64af20a86f83775a8e40d95f7e14e978d1 [2022-11-18 18:26:35,274 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:26:35,311 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:26:35,314 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:26:35,315 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:26:35,316 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:26:35,318 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2022-11-18 18:26:35,404 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/data/a323e4d71/37f77b9e105a47088b256912d834e5b3/FLAG129a34c3f [2022-11-18 18:26:36,081 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:26:36,091 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2022-11-18 18:26:36,101 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/data/a323e4d71/37f77b9e105a47088b256912d834e5b3/FLAG129a34c3f [2022-11-18 18:26:36,347 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/data/a323e4d71/37f77b9e105a47088b256912d834e5b3 [2022-11-18 18:26:36,350 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:26:36,351 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:26:36,352 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:26:36,353 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:26:36,356 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:26:36,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:26:36" (1/1) ... [2022-11-18 18:26:36,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@122358ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:36, skipping insertion in model container [2022-11-18 18:26:36,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:26:36" (1/1) ... [2022-11-18 18:26:36,370 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:26:36,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:26:36,806 WARN L234 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_b68885e0-4d0d-4e70-9837-1fefe62c5581/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c[15471,15484] [2022-11-18 18:26:36,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:26:36,848 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 18:26:36,949 WARN L234 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_b68885e0-4d0d-4e70-9837-1fefe62c5581/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c[15471,15484] [2022-11-18 18:26:36,950 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:26:37,037 INFO L208 MainTranslator]: Completed translation [2022-11-18 18:26:37,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:37 WrapperNode [2022-11-18 18:26:37,038 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:26:37,039 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 18:26:37,039 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 18:26:37,040 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 18:26:37,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:37" (1/1) ... [2022-11-18 18:26:37,089 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:37" (1/1) ... [2022-11-18 18:26:37,154 INFO L138 Inliner]: procedures = 30, calls = 490, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1104 [2022-11-18 18:26:37,155 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 18:26:37,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 18:26:37,156 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 18:26:37,156 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 18:26:37,167 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:37" (1/1) ... [2022-11-18 18:26:37,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:37" (1/1) ... [2022-11-18 18:26:37,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:37" (1/1) ... [2022-11-18 18:26:37,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:37" (1/1) ... [2022-11-18 18:26:37,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:37" (1/1) ... [2022-11-18 18:26:37,309 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:37" (1/1) ... [2022-11-18 18:26:37,314 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:37" (1/1) ... [2022-11-18 18:26:37,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:37" (1/1) ... [2022-11-18 18:26:37,341 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 18:26:37,342 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 18:26:37,342 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 18:26:37,342 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 18:26:37,343 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:37" (1/1) ... [2022-11-18 18:26:37,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:26:37,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:26:37,377 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 18:26:37,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 18:26:37,430 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2022-11-18 18:26:37,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2022-11-18 18:26:37,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 18:26:37,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-18 18:26:37,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-18 18:26:37,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 18:26:37,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-11-18 18:26:37,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-18 18:26:37,431 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2022-11-18 18:26:37,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2022-11-18 18:26:37,432 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2022-11-18 18:26:37,432 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2022-11-18 18:26:37,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2022-11-18 18:26:37,432 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2022-11-18 18:26:37,433 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2022-11-18 18:26:37,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-11-18 18:26:37,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 18:26:37,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 18:26:37,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-18 18:26:37,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 18:26:37,681 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 18:26:37,683 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 18:27:19,259 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 18:27:19,270 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 18:27:19,271 INFO L300 CfgBuilder]: Removed 59 assume(true) statements. [2022-11-18 18:27:19,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:27:19 BoogieIcfgContainer [2022-11-18 18:27:19,289 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 18:27:19,291 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 18:27:19,292 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 18:27:19,295 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 18:27:19,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:26:36" (1/3) ... [2022-11-18 18:27:19,296 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a2a5a82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:27:19, skipping insertion in model container [2022-11-18 18:27:19,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:37" (2/3) ... [2022-11-18 18:27:19,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a2a5a82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:27:19, skipping insertion in model container [2022-11-18 18:27:19,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:27:19" (3/3) ... [2022-11-18 18:27:19,299 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0320b.c [2022-11-18 18:27:19,321 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 18:27:19,321 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-18 18:27:19,380 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 18:27:19,387 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;@6331f7c6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 18:27:19,388 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-18 18:27:19,393 INFO L276 IsEmpty]: Start isEmpty. Operand has 241 states, 223 states have (on average 1.6591928251121075) internal successors, (370), 224 states have internal predecessors, (370), 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) [2022-11-18 18:27:19,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-18 18:27:19,401 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:27:19,402 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:27:19,402 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:27:19,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:27:19,407 INFO L85 PathProgramCache]: Analyzing trace with hash 1639666909, now seen corresponding path program 1 times [2022-11-18 18:27:19,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 18:27:19,421 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [640044342] [2022-11-18 18:27:19,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:27:19,422 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-18 18:27:19,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 18:27:19,423 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-18 18:27:19,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-18 18:27:20,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:27:20,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-18 18:27:20,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 18:27:20,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:27:20,923 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 18:27:20,924 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 18:27:20,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [640044342] [2022-11-18 18:27:20,925 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [640044342] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:27:20,925 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:27:20,925 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 18:27:20,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105945900] [2022-11-18 18:27:20,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:27:20,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-18 18:27:20,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 18:27:20,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-18 18:27:20,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-18 18:27:20,978 INFO L87 Difference]: Start difference. First operand has 241 states, 223 states have (on average 1.6591928251121075) internal successors, (370), 224 states have internal predecessors, (370), 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 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:27:21,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:27:21,077 INFO L93 Difference]: Finished difference Result 480 states and 798 transitions. [2022-11-18 18:27:21,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-18 18:27:21,080 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-11-18 18:27:21,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:27:21,092 INFO L225 Difference]: With dead ends: 480 [2022-11-18 18:27:21,092 INFO L226 Difference]: Without dead ends: 238 [2022-11-18 18:27:21,098 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-18 18:27:21,102 INFO L413 NwaCegarLoop]: 334 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, 334 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 [2022-11-18 18:27:21,103 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 334 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 18:27:21,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2022-11-18 18:27:21,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 238. [2022-11-18 18:27:21,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 221 states have (on average 1.3891402714932126) internal successors, (307), 221 states have internal predecessors, (307), 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) [2022-11-18 18:27:21,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 331 transitions. [2022-11-18 18:27:21,167 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 331 transitions. Word has length 9 [2022-11-18 18:27:21,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:27:21,167 INFO L495 AbstractCegarLoop]: Abstraction has 238 states and 331 transitions. [2022-11-18 18:27:21,168 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:27:21,168 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 331 transitions. [2022-11-18 18:27:21,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-18 18:27:21,169 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:27:21,169 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:27:21,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-11-18 18:27:21,391 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-18 18:27:21,392 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:27:21,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:27:21,392 INFO L85 PathProgramCache]: Analyzing trace with hash -391166169, now seen corresponding path program 1 times [2022-11-18 18:27:21,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 18:27:21,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1251206093] [2022-11-18 18:27:21,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:27:21,394 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-18 18:27:21,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 18:27:21,396 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-18 18:27:21,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-18 18:27:22,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:27:23,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-18 18:27:23,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 18:27:23,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:27:23,304 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 18:27:23,304 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 18:27:23,305 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1251206093] [2022-11-18 18:27:23,305 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1251206093] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:27:23,305 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:27:23,305 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 18:27:23,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125949874] [2022-11-18 18:27:23,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:27:23,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 18:27:23,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 18:27:23,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 18:27:23,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 18:27:23,309 INFO L87 Difference]: Start difference. First operand 238 states and 331 transitions. Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 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) [2022-11-18 18:27:23,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:27:23,493 INFO L93 Difference]: Finished difference Result 256 states and 351 transitions. [2022-11-18 18:27:23,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 18:27:23,496 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 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 [2022-11-18 18:27:23,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:27:23,496 INFO L225 Difference]: With dead ends: 256 [2022-11-18 18:27:23,497 INFO L226 Difference]: Without dead ends: 26 [2022-11-18 18:27:23,498 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:27:23,499 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 3 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 3 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 18:27:23,500 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 98 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 3 Unchecked, 0.0s Time] [2022-11-18 18:27:23,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-18 18:27:23,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-11-18 18:27:23,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 23 states have (on average 1.173913043478261) internal successors, (27), 23 states have internal predecessors, (27), 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) [2022-11-18 18:27:23,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 29 transitions. [2022-11-18 18:27:23,508 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 29 transitions. Word has length 10 [2022-11-18 18:27:23,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:27:23,508 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 29 transitions. [2022-11-18 18:27:23,509 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 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) [2022-11-18 18:27:23,509 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2022-11-18 18:27:23,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-18 18:27:23,510 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:27:23,510 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:27:23,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-18 18:27:23,731 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-18 18:27:23,731 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:27:23,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:27:23,732 INFO L85 PathProgramCache]: Analyzing trace with hash 1930071374, now seen corresponding path program 1 times [2022-11-18 18:27:23,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 18:27:23,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1976594205] [2022-11-18 18:27:23,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:27:23,734 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-18 18:27:23,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 18:27:23,736 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-18 18:27:23,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-18 18:27:25,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:27:25,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-18 18:27:25,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 18:27:25,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:27:25,743 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 18:27:25,743 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 18:27:25,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1976594205] [2022-11-18 18:27:25,744 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1976594205] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:27:25,744 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:27:25,744 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 18:27:25,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469646936] [2022-11-18 18:27:25,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:27:25,745 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:27:25,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 18:27:25,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:27:25,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:27:25,746 INFO L87 Difference]: Start difference. First operand 26 states and 29 transitions. Second operand has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 5 states have internal predecessors, (17), 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) [2022-11-18 18:27:28,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-18 18:27:30,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-18 18:27:32,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-18 18:27:34,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-18 18:27:36,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-18 18:27:38,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-18 18:27:40,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-18 18:27:42,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-18 18:27:45,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-18 18:27:45,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:27:45,219 INFO L93 Difference]: Finished difference Result 33 states and 35 transitions. [2022-11-18 18:27:45,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 18:27:45,220 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 5 states have internal predecessors, (17), 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 19 [2022-11-18 18:27:45,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:27:45,221 INFO L225 Difference]: With dead ends: 33 [2022-11-18 18:27:45,221 INFO L226 Difference]: Without dead ends: 26 [2022-11-18 18:27:45,222 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2022-11-18 18:27:45,225 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 11 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.3s IncrementalHoareTripleChecker+Time [2022-11-18 18:27:45,226 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 96 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 9 Unknown, 0 Unchecked, 19.3s Time] [2022-11-18 18:27:45,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-18 18:27:45,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-11-18 18:27:45,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 23 states have internal predecessors, (26), 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) [2022-11-18 18:27:45,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 28 transitions. [2022-11-18 18:27:45,231 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 28 transitions. Word has length 19 [2022-11-18 18:27:45,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:27:45,231 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 28 transitions. [2022-11-18 18:27:45,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 5 states have internal predecessors, (17), 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) [2022-11-18 18:27:45,232 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2022-11-18 18:27:45,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-18 18:27:45,233 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:27:45,233 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] [2022-11-18 18:27:45,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-18 18:27:45,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-18 18:27:45,459 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:27:45,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:27:45,460 INFO L85 PathProgramCache]: Analyzing trace with hash 2140162090, now seen corresponding path program 1 times [2022-11-18 18:27:45,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 18:27:45,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1427441103] [2022-11-18 18:27:45,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:27:45,462 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-18 18:27:45,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 18:27:45,464 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-18 18:27:45,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-18 18:27:47,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:27:47,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-18 18:27:47,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 18:27:47,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:27:47,971 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 18:27:47,971 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 18:27:47,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1427441103] [2022-11-18 18:27:47,972 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1427441103] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:27:47,972 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:27:47,972 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:27:47,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646730291] [2022-11-18 18:27:47,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:27:47,973 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:27:47,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 18:27:47,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:27:47,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:27:47,975 INFO L87 Difference]: Start difference. First operand 26 states and 28 transitions. Second operand has 7 states, 7 states have (on average 2.5714285714285716) 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) [2022-11-18 18:27:50,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-18 18:27:52,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-18 18:27:54,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-18 18:27:57,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-18 18:27:57,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:27:57,020 INFO L93 Difference]: Finished difference Result 39 states and 42 transitions. [2022-11-18 18:27:57,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 18:27:57,072 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.5714285714285716) 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 [2022-11-18 18:27:57,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:27:57,072 INFO L225 Difference]: With dead ends: 39 [2022-11-18 18:27:57,072 INFO L226 Difference]: Without dead ends: 26 [2022-11-18 18:27:57,073 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-18 18:27:57,074 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 13 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 29 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2022-11-18 18:27:57,074 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 104 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 4 Unknown, 29 Unchecked, 8.9s Time] [2022-11-18 18:27:57,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-18 18:27:57,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-11-18 18:27:57,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 23 states have (on average 1.0869565217391304) internal successors, (25), 23 states have internal predecessors, (25), 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) [2022-11-18 18:27:57,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 27 transitions. [2022-11-18 18:27:57,078 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 27 transitions. Word has length 20 [2022-11-18 18:27:57,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:27:57,078 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 27 transitions. [2022-11-18 18:27:57,078 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.5714285714285716) 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) [2022-11-18 18:27:57,078 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2022-11-18 18:27:57,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-18 18:27:57,079 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:27:57,086 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] [2022-11-18 18:27:57,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-18 18:27:57,295 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-18 18:27:57,295 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:27:57,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:27:57,296 INFO L85 PathProgramCache]: Analyzing trace with hash 1079215378, now seen corresponding path program 1 times [2022-11-18 18:27:57,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 18:27:57,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1770509934] [2022-11-18 18:27:57,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:27:57,298 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-18 18:27:57,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 18:27:57,300 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-18 18:27:57,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-18 18:27:59,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:27:59,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-18 18:27:59,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 18:28:00,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:28:00,217 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 18:28:00,217 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 18:28:00,217 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1770509934] [2022-11-18 18:28:00,217 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1770509934] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:28:00,217 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:28:00,217 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 18:28:00,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249488176] [2022-11-18 18:28:00,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:28:00,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 18:28:00,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 18:28:00,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 18:28:00,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 18:28:00,219 INFO L87 Difference]: Start difference. First operand 26 states and 27 transitions. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 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) [2022-11-18 18:28:02,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-18 18:28:05,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-18 18:28:07,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-18 18:28:07,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:28:07,262 INFO L93 Difference]: Finished difference Result 26 states and 27 transitions. [2022-11-18 18:28:07,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 18:28:07,306 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 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 [2022-11-18 18:28:07,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:28:07,306 INFO L225 Difference]: With dead ends: 26 [2022-11-18 18:28:07,306 INFO L226 Difference]: Without dead ends: 0 [2022-11-18 18:28:07,307 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 18:28:07,307 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 7 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2022-11-18 18:28:07,308 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 50 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 3 Unknown, 0 Unchecked, 6.8s Time] [2022-11-18 18:28:07,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-18 18:28:07,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-18 18:28:07,309 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) [2022-11-18 18:28:07,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-18 18:28:07,309 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2022-11-18 18:28:07,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:28:07,309 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 18:28:07,309 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 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) [2022-11-18 18:28:07,310 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-18 18:28:07,310 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-18 18:28:07,312 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-18 18:28:07,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:07,529 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-18 18:28:07,531 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-18 18:28:08,360 INFO L899 garLoopResultBuilder]: For program point L541(lines 541 544) no Hoare annotation was computed. [2022-11-18 18:28:08,361 INFO L899 garLoopResultBuilder]: For program point L541-2(lines 541 544) no Hoare annotation was computed. [2022-11-18 18:28:08,361 INFO L899 garLoopResultBuilder]: For program point L535-1(lines 535 539) no Hoare annotation was computed. [2022-11-18 18:28:08,361 INFO L895 garLoopResultBuilder]: At program point L535-2(lines 535 539) the Hoare annotation is: (or (not (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_kcos~0)) (= |__kernel_cosf_#in~x| __kernel_cosf_~x)) [2022-11-18 18:28:08,361 INFO L899 garLoopResultBuilder]: For program point L535-3(lines 535 539) no Hoare annotation was computed. [2022-11-18 18:28:08,362 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 560) no Hoare annotation was computed. [2022-11-18 18:28:08,362 INFO L902 garLoopResultBuilder]: At program point __kernel_cosfENTRY(lines 532 565) the Hoare annotation is: true [2022-11-18 18:28:08,362 INFO L899 garLoopResultBuilder]: For program point L542(lines 542 543) no Hoare annotation was computed. [2022-11-18 18:28:08,365 INFO L899 garLoopResultBuilder]: For program point __kernel_cosfFINAL(lines 532 565) no Hoare annotation was computed. [2022-11-18 18:28:08,365 INFO L899 garLoopResultBuilder]: For program point L555-1(lines 555 559) no Hoare annotation was computed. [2022-11-18 18:28:08,366 INFO L895 garLoopResultBuilder]: At program point L555-2(lines 555 559) the Hoare annotation is: (or (exists ((v___kernel_cosf_~ix~6_12 (_ BitVec 32))) (and (= |__kernel_cosf_#in~x| (fp ((_ extract 31 31) v___kernel_cosf_~ix~6_12) ((_ extract 30 23) v___kernel_cosf_~ix~6_12) ((_ extract 22 0) v___kernel_cosf_~ix~6_12))) (not (bvslt (bvand (_ bv2147483647 32) v___kernel_cosf_~ix~6_12) (_ bv838860800 32))))) (not (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_kcos~0))) [2022-11-18 18:28:08,374 INFO L899 garLoopResultBuilder]: For program point L555-3(lines 552 560) no Hoare annotation was computed. [2022-11-18 18:28:08,375 INFO L899 garLoopResultBuilder]: For program point L549(lines 549 564) no Hoare annotation was computed. [2022-11-18 18:28:08,375 INFO L899 garLoopResultBuilder]: For program point __kernel_cosfEXIT(lines 532 565) no Hoare annotation was computed. [2022-11-18 18:28:08,377 INFO L899 garLoopResultBuilder]: For program point copysign_floatEXIT(lines 66 84) no Hoare annotation was computed. [2022-11-18 18:28:08,377 INFO L899 garLoopResultBuilder]: For program point L73(lines 73 77) no Hoare annotation was computed. [2022-11-18 18:28:08,378 INFO L902 garLoopResultBuilder]: At program point L73-1(lines 66 84) the Hoare annotation is: true [2022-11-18 18:28:08,378 INFO L902 garLoopResultBuilder]: At program point copysign_floatENTRY(lines 66 84) the Hoare annotation is: true [2022-11-18 18:28:08,378 INFO L899 garLoopResultBuilder]: For program point L78(lines 78 82) no Hoare annotation was computed. [2022-11-18 18:28:08,378 INFO L902 garLoopResultBuilder]: At program point L78-1(lines 66 84) the Hoare annotation is: true [2022-11-18 18:28:08,378 INFO L899 garLoopResultBuilder]: For program point L78-2(lines 78 82) no Hoare annotation was computed. [2022-11-18 18:28:08,379 INFO L899 garLoopResultBuilder]: For program point copysign_floatFINAL(lines 66 84) no Hoare annotation was computed. [2022-11-18 18:28:08,379 INFO L899 garLoopResultBuilder]: For program point L68-1(lines 68 72) no Hoare annotation was computed. [2022-11-18 18:28:08,379 INFO L902 garLoopResultBuilder]: At program point L68-2(lines 68 72) the Hoare annotation is: true [2022-11-18 18:28:08,379 INFO L899 garLoopResultBuilder]: For program point L514-2(lines 514 517) no Hoare annotation was computed. [2022-11-18 18:28:08,379 INFO L899 garLoopResultBuilder]: For program point L508-1(lines 508 512) no Hoare annotation was computed. [2022-11-18 18:28:08,381 INFO L902 garLoopResultBuilder]: At program point L508-2(lines 508 512) the Hoare annotation is: true [2022-11-18 18:28:08,382 INFO L899 garLoopResultBuilder]: For program point L508-3(lines 508 512) no Hoare annotation was computed. [2022-11-18 18:28:08,382 INFO L899 garLoopResultBuilder]: For program point __kernel_sinfEXIT(lines 505 525) no Hoare annotation was computed. [2022-11-18 18:28:08,382 INFO L899 garLoopResultBuilder]: For program point L521(lines 521 524) no Hoare annotation was computed. [2022-11-18 18:28:08,382 INFO L899 garLoopResultBuilder]: For program point L515(lines 515 516) no Hoare annotation was computed. [2022-11-18 18:28:08,382 INFO L902 garLoopResultBuilder]: At program point __kernel_sinfENTRY(lines 505 525) the Hoare annotation is: true [2022-11-18 18:28:08,382 INFO L899 garLoopResultBuilder]: For program point __kernel_sinfFINAL(lines 505 525) no Hoare annotation was computed. [2022-11-18 18:28:08,383 INFO L899 garLoopResultBuilder]: For program point L514(lines 514 517) no Hoare annotation was computed. [2022-11-18 18:28:08,383 INFO L899 garLoopResultBuilder]: For program point L399(lines 399 423) no Hoare annotation was computed. [2022-11-18 18:28:08,383 INFO L899 garLoopResultBuilder]: For program point L300(line 300) no Hoare annotation was computed. [2022-11-18 18:28:08,383 INFO L899 garLoopResultBuilder]: For program point L234(line 234) no Hoare annotation was computed. [2022-11-18 18:28:08,383 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 422) no Hoare annotation was computed. [2022-11-18 18:28:08,384 INFO L899 garLoopResultBuilder]: For program point L302-2(lines 302 303) no Hoare annotation was computed. [2022-11-18 18:28:08,384 INFO L895 garLoopResultBuilder]: At program point L302-3(lines 302 303) the Hoare annotation is: false [2022-11-18 18:28:08,384 INFO L899 garLoopResultBuilder]: For program point L302-4(lines 302 303) no Hoare annotation was computed. [2022-11-18 18:28:08,384 INFO L899 garLoopResultBuilder]: For program point L402(lines 402 409) no Hoare annotation was computed. [2022-11-18 18:28:08,385 INFO L899 garLoopResultBuilder]: For program point L402-2(lines 402 409) no Hoare annotation was computed. [2022-11-18 18:28:08,386 INFO L899 garLoopResultBuilder]: For program point L237(line 237) no Hoare annotation was computed. [2022-11-18 18:28:08,386 INFO L899 garLoopResultBuilder]: For program point L204(line 204) no Hoare annotation was computed. [2022-11-18 18:28:08,386 INFO L899 garLoopResultBuilder]: For program point L436-1(lines 436 440) no Hoare annotation was computed. [2022-11-18 18:28:08,386 INFO L895 garLoopResultBuilder]: At program point L436-2(lines 436 440) the Hoare annotation is: false [2022-11-18 18:28:08,387 INFO L899 garLoopResultBuilder]: For program point L436-3(lines 436 440) no Hoare annotation was computed. [2022-11-18 18:28:08,387 INFO L899 garLoopResultBuilder]: For program point L271-1(lines 271 274) no Hoare annotation was computed. [2022-11-18 18:28:08,387 INFO L895 garLoopResultBuilder]: At program point L271-3(lines 271 274) the Hoare annotation is: false [2022-11-18 18:28:08,387 INFO L895 garLoopResultBuilder]: At program point L569(lines 569 599) the Hoare annotation is: (let ((.cse0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)))) (and (= .cse0 ~one_kcos~0) (= .cse0 |ULTIMATE.start_cos_float_#res#1|))) [2022-11-18 18:28:08,387 INFO L899 garLoopResultBuilder]: For program point L41(lines 41 42) no Hoare annotation was computed. [2022-11-18 18:28:08,388 INFO L899 garLoopResultBuilder]: For program point L306(line 306) no Hoare annotation was computed. [2022-11-18 18:28:08,390 INFO L899 garLoopResultBuilder]: For program point L306-2(line 306) no Hoare annotation was computed. [2022-11-18 18:28:08,390 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 475) no Hoare annotation was computed. [2022-11-18 18:28:08,391 INFO L895 garLoopResultBuilder]: At program point L340(lines 170 341) the Hoare annotation is: false [2022-11-18 18:28:08,391 INFO L899 garLoopResultBuilder]: For program point L307(line 307) no Hoare annotation was computed. [2022-11-18 18:28:08,391 INFO L899 garLoopResultBuilder]: For program point L43(lines 43 47) no Hoare annotation was computed. [2022-11-18 18:28:08,392 INFO L899 garLoopResultBuilder]: For program point L209(lines 209 217) no Hoare annotation was computed. [2022-11-18 18:28:08,394 INFO L899 garLoopResultBuilder]: For program point L143-1(lines 143 147) no Hoare annotation was computed. [2022-11-18 18:28:08,394 INFO L895 garLoopResultBuilder]: At program point L143-2(lines 143 147) the Hoare annotation is: false [2022-11-18 18:28:08,394 INFO L899 garLoopResultBuilder]: For program point L44(lines 44 45) no Hoare annotation was computed. [2022-11-18 18:28:08,402 INFO L899 garLoopResultBuilder]: For program point L44-2(lines 44 45) no Hoare annotation was computed. [2022-11-18 18:28:08,402 INFO L899 garLoopResultBuilder]: For program point L573-1(lines 573 577) no Hoare annotation was computed. [2022-11-18 18:28:08,403 INFO L895 garLoopResultBuilder]: At program point L573-2(lines 573 577) the Hoare annotation is: (and (= |ULTIMATE.start_cos_float_~x#1| (fp.neg (_ +zero 8 24))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_kcos~0)) [2022-11-18 18:28:08,403 INFO L899 garLoopResultBuilder]: For program point L573-3(lines 573 577) no Hoare annotation was computed. [2022-11-18 18:28:08,403 INFO L895 garLoopResultBuilder]: At program point L276(line 276) the Hoare annotation is: false [2022-11-18 18:28:08,403 INFO L899 garLoopResultBuilder]: For program point L276-1(line 276) no Hoare annotation was computed. [2022-11-18 18:28:08,403 INFO L899 garLoopResultBuilder]: For program point L309-2(lines 309 310) no Hoare annotation was computed. [2022-11-18 18:28:08,404 INFO L895 garLoopResultBuilder]: At program point L309-3(lines 309 310) the Hoare annotation is: false [2022-11-18 18:28:08,404 INFO L899 garLoopResultBuilder]: For program point L309-4(lines 309 310) no Hoare annotation was computed. [2022-11-18 18:28:08,404 INFO L899 garLoopResultBuilder]: For program point L442(lines 442 461) no Hoare annotation was computed. [2022-11-18 18:28:08,404 INFO L899 garLoopResultBuilder]: For program point L442-1(lines 430 462) no Hoare annotation was computed. [2022-11-18 18:28:08,404 INFO L899 garLoopResultBuilder]: For program point L277(lines 277 284) no Hoare annotation was computed. [2022-11-18 18:28:08,405 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 245) no Hoare annotation was computed. [2022-11-18 18:28:08,405 INFO L895 garLoopResultBuilder]: At program point L277-2(lines 268 285) the Hoare annotation is: false [2022-11-18 18:28:08,405 INFO L895 garLoopResultBuilder]: At program point L245(line 245) the Hoare annotation is: false [2022-11-18 18:28:08,405 INFO L899 garLoopResultBuilder]: For program point L245-1(line 245) no Hoare annotation was computed. [2022-11-18 18:28:08,405 INFO L899 garLoopResultBuilder]: For program point L180(lines 180 181) no Hoare annotation was computed. [2022-11-18 18:28:08,405 INFO L899 garLoopResultBuilder]: For program point L180-2(lines 180 181) no Hoare annotation was computed. [2022-11-18 18:28:08,406 INFO L899 garLoopResultBuilder]: For program point L478-1(lines 478 482) no Hoare annotation was computed. [2022-11-18 18:28:08,406 INFO L895 garLoopResultBuilder]: At program point L478-2(lines 478 482) the Hoare annotation is: false [2022-11-18 18:28:08,406 INFO L899 garLoopResultBuilder]: For program point L478-3(lines 478 482) no Hoare annotation was computed. [2022-11-18 18:28:08,406 INFO L899 garLoopResultBuilder]: For program point L313-2(lines 313 314) no Hoare annotation was computed. [2022-11-18 18:28:08,406 INFO L899 garLoopResultBuilder]: For program point L214(lines 214 217) no Hoare annotation was computed. [2022-11-18 18:28:08,407 INFO L895 garLoopResultBuilder]: At program point L313-3(lines 313 314) the Hoare annotation is: false [2022-11-18 18:28:08,407 INFO L899 garLoopResultBuilder]: For program point L313-4(lines 313 314) no Hoare annotation was computed. [2022-11-18 18:28:08,407 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 152) no Hoare annotation was computed. [2022-11-18 18:28:08,407 INFO L895 garLoopResultBuilder]: At program point L148-1(lines 141 154) the Hoare annotation is: false [2022-11-18 18:28:08,407 INFO L899 garLoopResultBuilder]: For program point L148-2(lines 148 152) no Hoare annotation was computed. [2022-11-18 18:28:08,407 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 420) no Hoare annotation was computed. [2022-11-18 18:28:08,408 INFO L899 garLoopResultBuilder]: For program point L413-2(lines 413 420) no Hoare annotation was computed. [2022-11-18 18:28:08,408 INFO L899 garLoopResultBuilder]: For program point L50(lines 50 53) no Hoare annotation was computed. [2022-11-18 18:28:08,408 INFO L899 garLoopResultBuilder]: For program point L612(lines 612 615) no Hoare annotation was computed. [2022-11-18 18:28:08,412 INFO L899 garLoopResultBuilder]: For program point L216(lines 216 217) no Hoare annotation was computed. [2022-11-18 18:28:08,413 INFO L899 garLoopResultBuilder]: For program point L249-1(lines 171 341) no Hoare annotation was computed. [2022-11-18 18:28:08,413 INFO L899 garLoopResultBuilder]: For program point L216-2(lines 171 341) no Hoare annotation was computed. [2022-11-18 18:28:08,413 INFO L899 garLoopResultBuilder]: For program point L613(line 613) no Hoare annotation was computed. [2022-11-18 18:28:08,413 INFO L899 garLoopResultBuilder]: For program point L580(lines 580 598) no Hoare annotation was computed. [2022-11-18 18:28:08,414 INFO L899 garLoopResultBuilder]: For program point L448-1(lines 448 452) no Hoare annotation was computed. [2022-11-18 18:28:08,414 INFO L895 garLoopResultBuilder]: At program point L448-2(lines 448 452) the Hoare annotation is: false [2022-11-18 18:28:08,414 INFO L899 garLoopResultBuilder]: For program point L448-3(lines 448 452) no Hoare annotation was computed. [2022-11-18 18:28:08,414 INFO L895 garLoopResultBuilder]: At program point L581(line 581) the Hoare annotation is: (and (= |ULTIMATE.start_cos_float_~x#1| (fp.neg (_ +zero 8 24))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_kcos~0)) [2022-11-18 18:28:08,414 INFO L899 garLoopResultBuilder]: For program point L581-1(line 581) no Hoare annotation was computed. [2022-11-18 18:28:08,415 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-18 18:28:08,415 INFO L899 garLoopResultBuilder]: For program point L317(line 317) no Hoare annotation was computed. [2022-11-18 18:28:08,415 INFO L899 garLoopResultBuilder]: For program point L251-2(lines 251 252) no Hoare annotation was computed. [2022-11-18 18:28:08,415 INFO L895 garLoopResultBuilder]: At program point L251-3(lines 251 252) the Hoare annotation is: false [2022-11-18 18:28:08,415 INFO L899 garLoopResultBuilder]: For program point L251-4(lines 249 266) no Hoare annotation was computed. [2022-11-18 18:28:08,416 INFO L899 garLoopResultBuilder]: For program point L483-2(lines 483 486) no Hoare annotation was computed. [2022-11-18 18:28:08,416 INFO L895 garLoopResultBuilder]: At program point L483-3(lines 483 486) the Hoare annotation is: false [2022-11-18 18:28:08,416 INFO L899 garLoopResultBuilder]: For program point L483-4(lines 483 486) no Hoare annotation was computed. [2022-11-18 18:28:08,416 INFO L899 garLoopResultBuilder]: For program point L318-2(lines 318 322) no Hoare annotation was computed. [2022-11-18 18:28:08,416 INFO L899 garLoopResultBuilder]: For program point L219(lines 171 341) no Hoare annotation was computed. [2022-11-18 18:28:08,416 INFO L895 garLoopResultBuilder]: At program point L318-3(lines 318 322) the Hoare annotation is: false [2022-11-18 18:28:08,417 INFO L899 garLoopResultBuilder]: For program point L318-4(lines 318 322) no Hoare annotation was computed. [2022-11-18 18:28:08,417 INFO L895 garLoopResultBuilder]: At program point L153(lines 141 154) the Hoare annotation is: false [2022-11-18 18:28:08,417 INFO L899 garLoopResultBuilder]: For program point L186-2(lines 186 187) no Hoare annotation was computed. [2022-11-18 18:28:08,417 INFO L895 garLoopResultBuilder]: At program point L186-3(lines 186 187) the Hoare annotation is: false [2022-11-18 18:28:08,417 INFO L899 garLoopResultBuilder]: For program point L186-4(lines 186 187) no Hoare annotation was computed. [2022-11-18 18:28:08,420 INFO L902 garLoopResultBuilder]: At program point L616(lines 601 617) the Hoare annotation is: true [2022-11-18 18:28:08,420 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 598) no Hoare annotation was computed. [2022-11-18 18:28:08,420 INFO L899 garLoopResultBuilder]: For program point L187(line 187) no Hoare annotation was computed. [2022-11-18 18:28:08,420 INFO L899 garLoopResultBuilder]: For program point L187-2(line 187) no Hoare annotation was computed. [2022-11-18 18:28:08,421 INFO L899 garLoopResultBuilder]: For program point L55(lines 55 59) no Hoare annotation was computed. [2022-11-18 18:28:08,421 INFO L895 garLoopResultBuilder]: At program point L55-1(lines 20 61) the Hoare annotation is: false [2022-11-18 18:28:08,421 INFO L899 garLoopResultBuilder]: For program point L55-2(lines 55 59) no Hoare annotation was computed. [2022-11-18 18:28:08,421 INFO L899 garLoopResultBuilder]: For program point L287(line 287) no Hoare annotation was computed. [2022-11-18 18:28:08,421 INFO L899 garLoopResultBuilder]: For program point L254-1(lines 254 255) no Hoare annotation was computed. [2022-11-18 18:28:08,422 INFO L899 garLoopResultBuilder]: For program point L254-3(lines 254 255) no Hoare annotation was computed. [2022-11-18 18:28:08,422 INFO L895 garLoopResultBuilder]: At program point L254-4(lines 254 255) the Hoare annotation is: false [2022-11-18 18:28:08,422 INFO L899 garLoopResultBuilder]: For program point L254-5(lines 254 255) no Hoare annotation was computed. [2022-11-18 18:28:08,422 INFO L899 garLoopResultBuilder]: For program point L23-1(lines 23 27) no Hoare annotation was computed. [2022-11-18 18:28:08,422 INFO L895 garLoopResultBuilder]: At program point L23-2(lines 23 27) the Hoare annotation is: false [2022-11-18 18:28:08,425 INFO L899 garLoopResultBuilder]: For program point L23-3(lines 23 27) no Hoare annotation was computed. [2022-11-18 18:28:08,426 INFO L899 garLoopResultBuilder]: For program point L288-2(lines 288 291) no Hoare annotation was computed. [2022-11-18 18:28:08,426 INFO L895 garLoopResultBuilder]: At program point L288-3(lines 288 291) the Hoare annotation is: false [2022-11-18 18:28:08,426 INFO L899 garLoopResultBuilder]: For program point L222-2(lines 222 231) no Hoare annotation was computed. [2022-11-18 18:28:08,426 INFO L899 garLoopResultBuilder]: For program point L288-4(lines 288 291) no Hoare annotation was computed. [2022-11-18 18:28:08,426 INFO L899 garLoopResultBuilder]: For program point L189-2(lines 189 193) no Hoare annotation was computed. [2022-11-18 18:28:08,427 INFO L895 garLoopResultBuilder]: At program point L222-3(lines 222 231) the Hoare annotation is: false [2022-11-18 18:28:08,427 INFO L895 garLoopResultBuilder]: At program point L189-3(lines 189 193) the Hoare annotation is: false [2022-11-18 18:28:08,427 INFO L899 garLoopResultBuilder]: For program point L222-4(lines 219 247) no Hoare annotation was computed. [2022-11-18 18:28:08,427 INFO L899 garLoopResultBuilder]: For program point L189-4(lines 189 193) no Hoare annotation was computed. [2022-11-18 18:28:08,427 INFO L899 garLoopResultBuilder]: For program point L454(lines 454 460) no Hoare annotation was computed. [2022-11-18 18:28:08,427 INFO L899 garLoopResultBuilder]: For program point L388-1(lines 388 392) no Hoare annotation was computed. [2022-11-18 18:28:08,428 INFO L895 garLoopResultBuilder]: At program point L388-2(lines 388 392) the Hoare annotation is: false [2022-11-18 18:28:08,428 INFO L899 garLoopResultBuilder]: For program point L388-3(lines 388 392) no Hoare annotation was computed. [2022-11-18 18:28:08,428 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-18 18:28:08,428 INFO L899 garLoopResultBuilder]: For program point L190-2(lines 190 191) no Hoare annotation was computed. [2022-11-18 18:28:08,428 INFO L895 garLoopResultBuilder]: At program point L190-3(lines 190 191) the Hoare annotation is: false [2022-11-18 18:28:08,428 INFO L899 garLoopResultBuilder]: For program point L190-4(lines 190 191) no Hoare annotation was computed. [2022-11-18 18:28:08,429 INFO L899 garLoopResultBuilder]: For program point L323-2(lines 323 327) no Hoare annotation was computed. [2022-11-18 18:28:08,429 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 230) no Hoare annotation was computed. [2022-11-18 18:28:08,429 INFO L895 garLoopResultBuilder]: At program point L323-3(lines 323 327) the Hoare annotation is: false [2022-11-18 18:28:08,429 INFO L899 garLoopResultBuilder]: For program point L257-2(lines 257 262) no Hoare annotation was computed. [2022-11-18 18:28:08,429 INFO L899 garLoopResultBuilder]: For program point L323-4(lines 323 327) no Hoare annotation was computed. [2022-11-18 18:28:08,430 INFO L895 garLoopResultBuilder]: At program point L257-3(lines 257 262) the Hoare annotation is: false [2022-11-18 18:28:08,430 INFO L899 garLoopResultBuilder]: For program point L257-4(lines 257 262) no Hoare annotation was computed. [2022-11-18 18:28:08,430 INFO L899 garLoopResultBuilder]: For program point L588(lines 588 597) no Hoare annotation was computed. [2022-11-18 18:28:08,430 INFO L899 garLoopResultBuilder]: For program point L489-1(lines 489 490) no Hoare annotation was computed. [2022-11-18 18:28:08,430 INFO L895 garLoopResultBuilder]: At program point L489-3(lines 489 490) the Hoare annotation is: false [2022-11-18 18:28:08,430 INFO L899 garLoopResultBuilder]: For program point L489-4(lines 489 490) no Hoare annotation was computed. [2022-11-18 18:28:08,431 INFO L899 garLoopResultBuilder]: For program point L225(lines 225 228) no Hoare annotation was computed. [2022-11-18 18:28:08,431 INFO L895 garLoopResultBuilder]: At program point L60(lines 20 61) the Hoare annotation is: false [2022-11-18 18:28:08,431 INFO L899 garLoopResultBuilder]: For program point L589(line 589) no Hoare annotation was computed. [2022-11-18 18:28:08,431 INFO L899 garLoopResultBuilder]: For program point L424(lines 424 470) no Hoare annotation was computed. [2022-11-18 18:28:08,431 INFO L899 garLoopResultBuilder]: For program point L259-2(lines 259 260) no Hoare annotation was computed. [2022-11-18 18:28:08,432 INFO L895 garLoopResultBuilder]: At program point L259-3(lines 259 260) the Hoare annotation is: false [2022-11-18 18:28:08,432 INFO L899 garLoopResultBuilder]: For program point L259-4(lines 259 260) no Hoare annotation was computed. [2022-11-18 18:28:08,432 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-18 18:28:08,432 INFO L895 garLoopResultBuilder]: At program point L590(line 590) the Hoare annotation is: false [2022-11-18 18:28:08,432 INFO L899 garLoopResultBuilder]: For program point L590-1(line 590) no Hoare annotation was computed. [2022-11-18 18:28:08,432 INFO L899 garLoopResultBuilder]: For program point L293-2(lines 293 297) no Hoare annotation was computed. [2022-11-18 18:28:08,433 INFO L895 garLoopResultBuilder]: At program point L293-3(lines 293 297) the Hoare annotation is: false [2022-11-18 18:28:08,433 INFO L899 garLoopResultBuilder]: For program point L293-4(lines 293 297) no Hoare annotation was computed. [2022-11-18 18:28:08,433 INFO L899 garLoopResultBuilder]: For program point L591(line 591) no Hoare annotation was computed. [2022-11-18 18:28:08,434 INFO L899 garLoopResultBuilder]: For program point L492(lines 492 496) no Hoare annotation was computed. [2022-11-18 18:28:08,434 INFO L899 garLoopResultBuilder]: For program point L294-2(lines 294 295) no Hoare annotation was computed. [2022-11-18 18:28:08,434 INFO L895 garLoopResultBuilder]: At program point L294-3(lines 294 295) the Hoare annotation is: false [2022-11-18 18:28:08,434 INFO L899 garLoopResultBuilder]: For program point L294-4(lines 294 295) no Hoare annotation was computed. [2022-11-18 18:28:08,434 INFO L899 garLoopResultBuilder]: For program point L30(lines 30 54) no Hoare annotation was computed. [2022-11-18 18:28:08,434 INFO L895 garLoopResultBuilder]: At program point L592(line 592) the Hoare annotation is: false [2022-11-18 18:28:08,435 INFO L899 garLoopResultBuilder]: For program point L592-1(line 592) no Hoare annotation was computed. [2022-11-18 18:28:08,435 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 398) no Hoare annotation was computed. [2022-11-18 18:28:08,435 INFO L899 garLoopResultBuilder]: For program point L328-2(lines 328 329) no Hoare annotation was computed. [2022-11-18 18:28:08,435 INFO L895 garLoopResultBuilder]: At program point L328-3(lines 328 329) the Hoare annotation is: false [2022-11-18 18:28:08,435 INFO L899 garLoopResultBuilder]: For program point L328-4(lines 299 339) no Hoare annotation was computed. [2022-11-18 18:28:08,435 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 48) no Hoare annotation was computed. [2022-11-18 18:28:08,436 INFO L899 garLoopResultBuilder]: For program point L593(line 593) no Hoare annotation was computed. [2022-11-18 18:28:08,439 INFO L899 garLoopResultBuilder]: For program point L32(lines 32 38) no Hoare annotation was computed. [2022-11-18 18:28:08,440 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-18 18:28:08,441 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 613) no Hoare annotation was computed. [2022-11-18 18:28:08,441 INFO L895 garLoopResultBuilder]: At program point L594(line 594) the Hoare annotation is: false [2022-11-18 18:28:08,441 INFO L899 garLoopResultBuilder]: For program point L594-1(line 594) no Hoare annotation was computed. [2022-11-18 18:28:08,441 INFO L895 garLoopResultBuilder]: At program point L264(lines 171 341) the Hoare annotation is: false [2022-11-18 18:28:08,442 INFO L899 garLoopResultBuilder]: For program point L198-2(lines 198 202) no Hoare annotation was computed. [2022-11-18 18:28:08,442 INFO L895 garLoopResultBuilder]: At program point L198-3(lines 198 202) the Hoare annotation is: false [2022-11-18 18:28:08,442 INFO L895 garLoopResultBuilder]: At program point L198-4(lines 198 202) the Hoare annotation is: false [2022-11-18 18:28:08,442 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 37) no Hoare annotation was computed. [2022-11-18 18:28:08,442 INFO L899 garLoopResultBuilder]: For program point L595(line 595) no Hoare annotation was computed. [2022-11-18 18:28:08,442 INFO L899 garLoopResultBuilder]: For program point L430(line 430) no Hoare annotation was computed. [2022-11-18 18:28:08,443 INFO L899 garLoopResultBuilder]: For program point L430-2(lines 430 462) no Hoare annotation was computed. [2022-11-18 18:28:08,443 INFO L899 garLoopResultBuilder]: For program point L232-1(lines 219 247) no Hoare annotation was computed. [2022-11-18 18:28:08,443 INFO L895 garLoopResultBuilder]: At program point L596(line 596) the Hoare annotation is: false [2022-11-18 18:28:08,443 INFO L899 garLoopResultBuilder]: For program point L596-1(line 596) no Hoare annotation was computed. [2022-11-18 18:28:08,443 INFO L895 garLoopResultBuilder]: At program point L497(lines 382 498) the Hoare annotation is: false [2022-11-18 18:28:08,443 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 469) no Hoare annotation was computed. [2022-11-18 18:28:08,444 INFO L895 garLoopResultBuilder]: At program point L299(lines 299 339) the Hoare annotation is: false [2022-11-18 18:28:08,444 INFO L895 garLoopResultBuilder]: At program point L233(lines 233 240) the Hoare annotation is: false [2022-11-18 18:28:08,444 INFO L899 garLoopResultBuilder]: For program point L35(lines 35 37) no Hoare annotation was computed. [2022-11-18 18:28:08,444 INFO L902 garLoopResultBuilder]: At program point L118(line 118) the Hoare annotation is: true [2022-11-18 18:28:08,444 INFO L899 garLoopResultBuilder]: For program point L118-1(line 118) no Hoare annotation was computed. [2022-11-18 18:28:08,445 INFO L902 garLoopResultBuilder]: At program point L131(line 131) the Hoare annotation is: true [2022-11-18 18:28:08,445 INFO L899 garLoopResultBuilder]: For program point L131-1(line 131) no Hoare annotation was computed. [2022-11-18 18:28:08,445 INFO L899 garLoopResultBuilder]: For program point L127(lines 127 132) no Hoare annotation was computed. [2022-11-18 18:28:08,445 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 94 98) no Hoare annotation was computed. [2022-11-18 18:28:08,445 INFO L902 garLoopResultBuilder]: At program point L94-2(lines 94 98) the Hoare annotation is: true [2022-11-18 18:28:08,445 INFO L899 garLoopResultBuilder]: For program point L94-3(lines 94 98) no Hoare annotation was computed. [2022-11-18 18:28:08,445 INFO L899 garLoopResultBuilder]: For program point L119(lines 119 126) no Hoare annotation was computed. [2022-11-18 18:28:08,446 INFO L899 garLoopResultBuilder]: For program point scalbn_floatFINAL(lines 90 140) no Hoare annotation was computed. [2022-11-18 18:28:08,446 INFO L899 garLoopResultBuilder]: For program point L107-1(lines 107 111) no Hoare annotation was computed. [2022-11-18 18:28:08,446 INFO L902 garLoopResultBuilder]: At program point L107-2(lines 107 111) the Hoare annotation is: true [2022-11-18 18:28:08,446 INFO L899 garLoopResultBuilder]: For program point L107-3(lines 107 111) no Hoare annotation was computed. [2022-11-18 18:28:08,446 INFO L899 garLoopResultBuilder]: For program point L103(lines 103 104) no Hoare annotation was computed. [2022-11-18 18:28:08,446 INFO L899 garLoopResultBuilder]: For program point L128(lines 128 131) no Hoare annotation was computed. [2022-11-18 18:28:08,447 INFO L899 garLoopResultBuilder]: For program point L120-1(lines 120 124) no Hoare annotation was computed. [2022-11-18 18:28:08,447 INFO L902 garLoopResultBuilder]: At program point L120-2(lines 120 124) the Hoare annotation is: true [2022-11-18 18:28:08,447 INFO L899 garLoopResultBuilder]: For program point L120-3(lines 120 124) no Hoare annotation was computed. [2022-11-18 18:28:08,447 INFO L899 garLoopResultBuilder]: For program point scalbn_floatEXIT(lines 90 140) no Hoare annotation was computed. [2022-11-18 18:28:08,447 INFO L902 garLoopResultBuilder]: At program point scalbn_floatENTRY(lines 90 140) the Hoare annotation is: true [2022-11-18 18:28:08,448 INFO L902 garLoopResultBuilder]: At program point L129(line 129) the Hoare annotation is: true [2022-11-18 18:28:08,448 INFO L899 garLoopResultBuilder]: For program point L129-1(line 129) no Hoare annotation was computed. [2022-11-18 18:28:08,448 INFO L899 garLoopResultBuilder]: For program point L117(lines 117 118) no Hoare annotation was computed. [2022-11-18 18:28:08,448 INFO L899 garLoopResultBuilder]: For program point L113(lines 113 114) no Hoare annotation was computed. [2022-11-18 18:28:08,449 INFO L899 garLoopResultBuilder]: For program point L105(lines 105 115) no Hoare annotation was computed. [2022-11-18 18:28:08,449 INFO L899 garLoopResultBuilder]: For program point L105-2(lines 105 115) no Hoare annotation was computed. [2022-11-18 18:28:08,450 INFO L899 garLoopResultBuilder]: For program point L101(lines 101 102) no Hoare annotation was computed. [2022-11-18 18:28:08,450 INFO L899 garLoopResultBuilder]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2022-11-18 18:28:08,450 INFO L902 garLoopResultBuilder]: At program point L134-2(lines 134 138) the Hoare annotation is: true [2022-11-18 18:28:08,451 INFO L899 garLoopResultBuilder]: For program point L134-3(lines 134 138) no Hoare annotation was computed. [2022-11-18 18:28:08,455 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-18 18:28:08,457 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-18 18:28:08,492 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-18 18:28:08,494 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-18 18:28:08,495 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-18 18:28:08,495 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-18 18:28:08,496 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-18 18:28:08,497 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-18 18:28:08,497 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-18 18:28:08,497 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-18 18:28:08,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 06:28:08 BoogieIcfgContainer [2022-11-18 18:28:08,498 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 18:28:08,499 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 18:28:08,499 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 18:28:08,499 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 18:28:08,500 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:27:19" (3/4) ... [2022-11-18 18:28:08,503 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-18 18:28:08,512 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cosf [2022-11-18 18:28:08,512 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_float [2022-11-18 18:28:08,513 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sinf [2022-11-18 18:28:08,513 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_float [2022-11-18 18:28:08,540 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2022-11-18 18:28:08,542 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-11-18 18:28:08,544 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-18 18:28:08,545 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 18:28:08,586 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_kcos) || \old(x) == x [2022-11-18 18:28:08,586 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_kcos && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == \result [2022-11-18 18:28:08,587 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v___kernel_cosf_~ix~6_12 : bv32 :: \old(x) == ~fp~LONGDOUBLE(v___kernel_cosf_~ix~6_12[31:31], v___kernel_cosf_~ix~6_12[30:23], v___kernel_cosf_~ix~6_12[22:0]) && !~bvslt32(~bvand32(2147483647bv32, v___kernel_cosf_~ix~6_12), 838860800bv32)) || !(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_kcos) [2022-11-18 18:28:08,785 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 18:28:08,786 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 18:28:08,786 INFO L158 Benchmark]: Toolchain (without parser) took 92435.36ms. Allocated memory was 60.8MB in the beginning and 86.0MB in the end (delta: 25.2MB). Free memory was 40.2MB in the beginning and 26.3MB in the end (delta: 13.9MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2022-11-18 18:28:08,787 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 60.8MB. Free memory was 42.7MB in the beginning and 42.7MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:28:08,787 INFO L158 Benchmark]: CACSL2BoogieTranslator took 686.16ms. Allocated memory was 60.8MB in the beginning and 86.0MB in the end (delta: 25.2MB). Free memory was 40.1MB in the beginning and 66.7MB in the end (delta: -26.6MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2022-11-18 18:28:08,788 INFO L158 Benchmark]: Boogie Procedure Inliner took 115.72ms. Allocated memory is still 86.0MB. Free memory was 66.7MB in the beginning and 59.6MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-18 18:28:08,788 INFO L158 Benchmark]: Boogie Preprocessor took 185.36ms. Allocated memory is still 86.0MB. Free memory was 59.6MB in the beginning and 51.6MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-18 18:28:08,789 INFO L158 Benchmark]: RCFGBuilder took 41947.49ms. Allocated memory is still 86.0MB. Free memory was 51.6MB in the beginning and 58.2MB in the end (delta: -6.6MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2022-11-18 18:28:08,789 INFO L158 Benchmark]: TraceAbstraction took 49207.32ms. Allocated memory is still 86.0MB. Free memory was 57.7MB in the beginning and 46.5MB in the end (delta: 11.2MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2022-11-18 18:28:08,790 INFO L158 Benchmark]: Witness Printer took 286.74ms. Allocated memory is still 86.0MB. Free memory was 46.5MB in the beginning and 26.3MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-18 18:28:08,793 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 60.8MB. Free memory was 42.7MB in the beginning and 42.7MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 686.16ms. Allocated memory was 60.8MB in the beginning and 86.0MB in the end (delta: 25.2MB). Free memory was 40.1MB in the beginning and 66.7MB in the end (delta: -26.6MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 115.72ms. Allocated memory is still 86.0MB. Free memory was 66.7MB in the beginning and 59.6MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 185.36ms. Allocated memory is still 86.0MB. Free memory was 59.6MB in the beginning and 51.6MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 41947.49ms. Allocated memory is still 86.0MB. Free memory was 51.6MB in the beginning and 58.2MB in the end (delta: -6.6MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * TraceAbstraction took 49207.32ms. Allocated memory is still 86.0MB. Free memory was 57.7MB in the beginning and 46.5MB in the end (delta: 11.2MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. * Witness Printer took 286.74ms. Allocated memory is still 86.0MB. Free memory was 46.5MB in the beginning and 26.3MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 613]: 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, 241 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 49.1s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 36.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 16 mSolverCounterUnknown, 37 SdHoareTripleChecker+Valid, 35.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 34 mSDsluCounter, 682 SdHoareTripleChecker+Invalid, 34.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 32 IncrementalHoareTripleChecker+Unchecked, 258 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 75 IncrementalHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 424 mSDtfsCounter, 75 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 82 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=241occurred in iteration=0, InterpolantAutomatonStates: 27, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 162 PreInvPairs, 169 NumberOfFragments, 137 HoareAnnotationTreeSize, 162 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 65 FomulaSimplificationsInter, 14 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 7.6s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 79 NumberOfCodeBlocks, 79 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 74 ConstructedInterpolants, 6 QuantifiedInterpolants, 378 SizeOfPredicates, 19 NumberOfNonLiveVariables, 1847 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 388]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 478]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 483]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_kcos && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == \result - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: !(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_kcos) || \old(x) == x - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_kcos - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 555]: Loop Invariant [2022-11-18 18:28:08,828 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-18 18:28:08,828 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-18 18:28:08,828 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-18 18:28:08,829 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-18 18:28:08,829 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-18 18:28:08,829 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-18 18:28:08,829 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-18 18:28:08,829 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] Derived loop invariant: (\exists v___kernel_cosf_~ix~6_12 : bv32 :: \old(x) == ~fp~LONGDOUBLE(v___kernel_cosf_~ix~6_12[31:31], v___kernel_cosf_~ix~6_12[30:23], v___kernel_cosf_~ix~6_12[22:0]) && !~bvslt32(~bvand32(2147483647bv32, v___kernel_cosf_~ix~6_12), 838860800bv32)) || !(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_kcos) - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 323]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-18 18:28:08,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68885e0-4d0d-4e70-9837-1fefe62c5581/bin/uautomizer-TMbwUNV5ro/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