./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 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/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_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN --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-6b4ec56 [2022-11-20 09:28:02,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 09:28:02,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 09:28:02,679 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 09:28:02,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 09:28:02,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 09:28:02,683 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 09:28:02,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 09:28:02,691 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 09:28:02,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 09:28:02,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 09:28:02,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 09:28:02,696 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 09:28:02,699 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 09:28:02,703 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 09:28:02,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 09:28:02,706 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 09:28:02,710 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 09:28:02,712 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 09:28:02,715 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 09:28:02,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 09:28:02,729 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 09:28:02,730 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 09:28:02,731 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 09:28:02,736 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 09:28:02,741 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 09:28:02,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 09:28:02,743 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 09:28:02,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 09:28:02,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 09:28:02,746 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 09:28:02,747 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 09:28:02,749 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 09:28:02,750 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 09:28:02,752 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 09:28:02,753 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 09:28:02,754 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 09:28:02,754 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 09:28:02,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 09:28:02,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 09:28:02,757 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 09:28:02,758 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-20 09:28:02,800 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 09:28:02,801 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 09:28:02,801 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 09:28:02,802 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 09:28:02,803 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 09:28:02,803 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 09:28:02,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 09:28:02,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 09:28:02,804 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 09:28:02,804 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 09:28:02,805 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 09:28:02,806 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 09:28:02,806 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 09:28:02,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 09:28:02,806 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 09:28:02,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 09:28:02,807 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 09:28:02,807 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 09:28:02,807 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 09:28:02,808 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 09:28:02,808 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 09:28:02,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 09:28:02,808 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 09:28:02,809 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 09:28:02,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 09:28:02,809 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 09:28:02,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 09:28:02,810 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 09:28:02,810 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 09:28:02,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 09:28:02,811 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 09:28:02,811 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 09:28:02,811 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 09:28:02,812 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_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95eb8e0e40012a8615a9537769628c64af20a86f83775a8e40d95f7e14e978d1 [2022-11-20 09:28:03,067 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 09:28:03,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 09:28:03,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 09:28:03,105 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 09:28:03,105 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 09:28:03,107 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2022-11-20 09:28:06,122 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 09:28:06,448 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 09:28:06,449 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2022-11-20 09:28:06,465 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/data/2fdf7b3be/e2987b0f8c4d40fe97a8f001bd6d7285/FLAG67a05f96d [2022-11-20 09:28:06,487 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/data/2fdf7b3be/e2987b0f8c4d40fe97a8f001bd6d7285 [2022-11-20 09:28:06,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 09:28:06,494 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 09:28:06,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 09:28:06,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 09:28:06,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 09:28:06,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:28:06" (1/1) ... [2022-11-20 09:28:06,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b649102 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:06, skipping insertion in model container [2022-11-20 09:28:06,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:28:06" (1/1) ... [2022-11-20 09:28:06,511 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 09:28:06,563 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 09:28:06,833 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c[15471,15484] [2022-11-20 09:28:06,837 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:28:06,872 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 09:28:06,997 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c[15471,15484] [2022-11-20 09:28:06,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:28:07,059 INFO L208 MainTranslator]: Completed translation [2022-11-20 09:28:07,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:07 WrapperNode [2022-11-20 09:28:07,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 09:28:07,061 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 09:28:07,061 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 09:28:07,062 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 09:28:07,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:07" (1/1) ... [2022-11-20 09:28:07,099 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:07" (1/1) ... [2022-11-20 09:28:07,161 INFO L138 Inliner]: procedures = 26, calls = 490, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1105 [2022-11-20 09:28:07,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 09:28:07,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 09:28:07,162 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 09:28:07,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 09:28:07,173 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:07" (1/1) ... [2022-11-20 09:28:07,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:07" (1/1) ... [2022-11-20 09:28:07,185 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:07" (1/1) ... [2022-11-20 09:28:07,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:07" (1/1) ... [2022-11-20 09:28:07,223 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:07" (1/1) ... [2022-11-20 09:28:07,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:07" (1/1) ... [2022-11-20 09:28:07,242 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:07" (1/1) ... [2022-11-20 09:28:07,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:07" (1/1) ... [2022-11-20 09:28:07,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 09:28:07,255 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 09:28:07,255 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 09:28:07,255 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 09:28:07,256 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:07" (1/1) ... [2022-11-20 09:28:07,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 09:28:07,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:28:07,306 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 09:28:07,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 09:28:07,359 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2022-11-20 09:28:07,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2022-11-20 09:28:07,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 09:28:07,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 09:28:07,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-20 09:28:07,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 09:28:07,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-11-20 09:28:07,360 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2022-11-20 09:28:07,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2022-11-20 09:28:07,361 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2022-11-20 09:28:07,362 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2022-11-20 09:28:07,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 09:28:07,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-11-20 09:28:07,362 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2022-11-20 09:28:07,362 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2022-11-20 09:28:07,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 09:28:07,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 09:28:07,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 09:28:07,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 09:28:07,580 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 09:28:07,582 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 09:28:08,690 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 09:28:08,698 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 09:28:08,698 INFO L300 CfgBuilder]: Removed 59 assume(true) statements. [2022-11-20 09:28:08,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:28:08 BoogieIcfgContainer [2022-11-20 09:28:08,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 09:28:08,704 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 09:28:08,704 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 09:28:08,708 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 09:28:08,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 09:28:06" (1/3) ... [2022-11-20 09:28:08,709 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7443234e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:28:08, skipping insertion in model container [2022-11-20 09:28:08,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:07" (2/3) ... [2022-11-20 09:28:08,709 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7443234e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:28:08, skipping insertion in model container [2022-11-20 09:28:08,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:28:08" (3/3) ... [2022-11-20 09:28:08,711 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0320b.c [2022-11-20 09:28:08,726 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 09:28:08,726 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-20 09:28:08,781 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 09:28:08,788 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;@3499f832, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 09:28:08,788 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-20 09:28:08,794 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) [2022-11-20 09:28:08,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 09:28:08,801 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 09:28:08,802 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 09:28:08,802 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 09:28:08,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:28:08,808 INFO L85 PathProgramCache]: Analyzing trace with hash 1639666909, now seen corresponding path program 1 times [2022-11-20 09:28:08,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 09:28:08,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763623816] [2022-11-20 09:28:08,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:28:08,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 09:28:09,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:28:09,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 09:28:09,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 09:28:09,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763623816] [2022-11-20 09:28:09,128 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763623816] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 09:28:09,128 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 09:28:09,128 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 09:28:09,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287969949] [2022-11-20 09:28:09,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 09:28:09,135 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-20 09:28:09,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 09:28:09,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-20 09:28:09,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-20 09:28:09,165 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) [2022-11-20 09:28:09,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:28:09,219 INFO L93 Difference]: Finished difference Result 480 states and 798 transitions. [2022-11-20 09:28:09,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 09:28:09,221 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 [2022-11-20 09:28:09,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 09:28:09,232 INFO L225 Difference]: With dead ends: 480 [2022-11-20 09:28:09,232 INFO L226 Difference]: Without dead ends: 238 [2022-11-20 09:28:09,237 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 [2022-11-20 09:28:09,241 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 [2022-11-20 09:28:09,242 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] [2022-11-20 09:28:09,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2022-11-20 09:28:09,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 238. [2022-11-20 09:28:09,331 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) [2022-11-20 09:28:09,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 331 transitions. [2022-11-20 09:28:09,338 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 331 transitions. Word has length 9 [2022-11-20 09:28:09,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 09:28:09,339 INFO L495 AbstractCegarLoop]: Abstraction has 238 states and 331 transitions. [2022-11-20 09:28:09,339 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) [2022-11-20 09:28:09,340 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 331 transitions. [2022-11-20 09:28:09,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 09:28:09,340 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 09:28:09,340 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 09:28:09,341 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 09:28:09,341 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 09:28:09,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:28:09,342 INFO L85 PathProgramCache]: Analyzing trace with hash -391166169, now seen corresponding path program 1 times [2022-11-20 09:28:09,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 09:28:09,342 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804637216] [2022-11-20 09:28:09,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:28:09,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 09:28:09,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 09:28:09,516 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 09:28:09,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 09:28:09,674 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 09:28:09,675 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-20 09:28:09,676 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-20 09:28:09,678 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-20 09:28:09,682 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-20 09:28:09,685 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 09:28:09,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 09:28:09 BoogieIcfgContainer [2022-11-20 09:28:09,762 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 09:28:09,762 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 09:28:09,762 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 09:28:09,763 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 09:28:09,763 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:28:08" (3/4) ... [2022-11-20 09:28:09,766 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 09:28:09,766 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 09:28:09,769 INFO L158 Benchmark]: Toolchain (without parser) took 3273.19ms. Allocated memory is still 201.3MB. Free memory was 168.8MB in the beginning and 148.6MB in the end (delta: 20.2MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2022-11-20 09:28:09,769 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 134.2MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 09:28:09,771 INFO L158 Benchmark]: CACSL2BoogieTranslator took 563.19ms. Allocated memory is still 201.3MB. Free memory was 168.2MB in the beginning and 141.7MB in the end (delta: 26.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 09:28:09,776 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.62ms. Allocated memory is still 201.3MB. Free memory was 141.7MB in the beginning and 134.5MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 09:28:09,778 INFO L158 Benchmark]: Boogie Preprocessor took 92.11ms. Allocated memory is still 201.3MB. Free memory was 134.5MB in the beginning and 127.6MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 09:28:09,779 INFO L158 Benchmark]: RCFGBuilder took 1446.07ms. Allocated memory is still 201.3MB. Free memory was 127.6MB in the beginning and 118.5MB in the end (delta: 9.1MB). Peak memory consumption was 42.2MB. Max. memory is 16.1GB. [2022-11-20 09:28:09,780 INFO L158 Benchmark]: TraceAbstraction took 1057.82ms. Allocated memory is still 201.3MB. Free memory was 118.5MB in the beginning and 148.6MB in the end (delta: -30.1MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. [2022-11-20 09:28:09,781 INFO L158 Benchmark]: Witness Printer took 4.38ms. Allocated memory is still 201.3MB. Free memory is still 148.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 09:28:09,783 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 134.2MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 563.19ms. Allocated memory is still 201.3MB. Free memory was 168.2MB in the beginning and 141.7MB in the end (delta: 26.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.62ms. Allocated memory is still 201.3MB. Free memory was 141.7MB in the beginning and 134.5MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.11ms. Allocated memory is still 201.3MB. Free memory was 134.5MB in the beginning and 127.6MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1446.07ms. Allocated memory is still 201.3MB. Free memory was 127.6MB in the beginning and 118.5MB in the end (delta: 9.1MB). Peak memory consumption was 42.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1057.82ms. Allocated memory is still 201.3MB. Free memory was 118.5MB in the beginning and 148.6MB in the end (delta: -30.1MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. * Witness Printer took 4.38ms. Allocated memory is still 201.3MB. Free memory is still 148.6MB. 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 500, overapproximation of bitwiseAnd at line 579, overapproximation of someUnaryFLOAToperation at line 608, overapproximation of someBinaryArithmeticFLOAToperation at line 584. Possible FailurePath: [L18] static const float huge_floor = 1.0e30; [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; [L158] static const int init_jk_krempio[] = {4, 7, 9}; [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, }; [L166-L168] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [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, }; [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}; [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; [L567] static const float one_cos = 1.0; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_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={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, 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={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, 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={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=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={4:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={7:0}, 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={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=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={4:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={7:0}, 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={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=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={4:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={7:0}, 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={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=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={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, 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={5:0}, 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={6:0}, 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={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, 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={5:0}, 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={6:0}, 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, 241 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, 334 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, 334 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=241occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 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 [2022-11-20 09:28:09,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/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_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN --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-6b4ec56 [2022-11-20 09:28:12,342 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 09:28:12,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 09:28:12,407 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 09:28:12,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 09:28:12,411 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 09:28:12,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 09:28:12,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 09:28:12,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 09:28:12,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 09:28:12,426 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 09:28:12,428 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 09:28:12,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 09:28:12,431 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 09:28:12,432 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 09:28:12,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 09:28:12,439 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 09:28:12,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 09:28:12,442 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 09:28:12,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 09:28:12,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 09:28:12,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 09:28:12,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 09:28:12,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 09:28:12,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 09:28:12,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 09:28:12,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 09:28:12,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 09:28:12,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 09:28:12,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 09:28:12,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 09:28:12,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 09:28:12,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 09:28:12,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 09:28:12,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 09:28:12,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 09:28:12,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 09:28:12,473 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 09:28:12,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 09:28:12,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 09:28:12,475 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 09:28:12,480 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-20 09:28:12,520 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 09:28:12,520 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 09:28:12,521 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 09:28:12,522 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 09:28:12,522 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 09:28:12,523 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 09:28:12,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 09:28:12,523 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 09:28:12,524 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 09:28:12,524 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 09:28:12,525 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 09:28:12,525 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 09:28:12,525 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 09:28:12,525 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 09:28:12,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 09:28:12,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 09:28:12,526 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 09:28:12,526 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 09:28:12,526 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 09:28:12,526 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 09:28:12,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 09:28:12,527 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 09:28:12,527 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 09:28:12,527 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 09:28:12,527 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 09:28:12,528 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 09:28:12,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 09:28:12,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 09:28:12,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 09:28:12,528 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 09:28:12,529 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 09:28:12,529 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 09:28:12,529 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 09:28:12,529 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 09:28:12,529 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 09:28:12,530 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 09:28:12,530 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_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95eb8e0e40012a8615a9537769628c64af20a86f83775a8e40d95f7e14e978d1 [2022-11-20 09:28:12,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 09:28:12,971 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 09:28:12,974 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 09:28:12,975 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 09:28:12,975 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 09:28:12,977 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2022-11-20 09:28:15,944 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 09:28:16,284 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 09:28:16,286 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2022-11-20 09:28:16,307 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/data/abfdfc6e0/8b01563451f346e5a78f481f1992dcba/FLAGb7610dc97 [2022-11-20 09:28:16,326 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/data/abfdfc6e0/8b01563451f346e5a78f481f1992dcba [2022-11-20 09:28:16,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 09:28:16,330 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 09:28:16,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 09:28:16,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 09:28:16,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 09:28:16,338 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:28:16" (1/1) ... [2022-11-20 09:28:16,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@103f0dc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:16, skipping insertion in model container [2022-11-20 09:28:16,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:28:16" (1/1) ... [2022-11-20 09:28:16,347 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 09:28:16,405 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 09:28:16,739 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c[15471,15484] [2022-11-20 09:28:16,743 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:28:16,780 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 09:28:16,953 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c[15471,15484] [2022-11-20 09:28:16,954 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:28:17,007 INFO L208 MainTranslator]: Completed translation [2022-11-20 09:28:17,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:17 WrapperNode [2022-11-20 09:28:17,009 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 09:28:17,010 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 09:28:17,010 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 09:28:17,010 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 09:28:17,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:17" (1/1) ... [2022-11-20 09:28:17,054 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:17" (1/1) ... [2022-11-20 09:28:17,122 INFO L138 Inliner]: procedures = 30, calls = 490, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1104 [2022-11-20 09:28:17,122 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 09:28:17,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 09:28:17,123 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 09:28:17,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 09:28:17,133 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:17" (1/1) ... [2022-11-20 09:28:17,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:17" (1/1) ... [2022-11-20 09:28:17,143 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:17" (1/1) ... [2022-11-20 09:28:17,143 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:17" (1/1) ... [2022-11-20 09:28:17,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:17" (1/1) ... [2022-11-20 09:28:17,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:17" (1/1) ... [2022-11-20 09:28:17,203 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:17" (1/1) ... [2022-11-20 09:28:17,213 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:17" (1/1) ... [2022-11-20 09:28:17,222 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 09:28:17,223 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 09:28:17,223 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 09:28:17,223 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 09:28:17,244 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:17" (1/1) ... [2022-11-20 09:28:17,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 09:28:17,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:28:17,280 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 09:28:17,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 09:28:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2022-11-20 09:28:17,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2022-11-20 09:28:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 09:28:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 09:28:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 09:28:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 09:28:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-11-20 09:28:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 09:28:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2022-11-20 09:28:17,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2022-11-20 09:28:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2022-11-20 09:28:17,337 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2022-11-20 09:28:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2022-11-20 09:28:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2022-11-20 09:28:17,338 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2022-11-20 09:28:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-11-20 09:28:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 09:28:17,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 09:28:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 09:28:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 09:28:17,550 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 09:28:17,552 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 09:28:57,686 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 09:28:57,697 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 09:28:57,698 INFO L300 CfgBuilder]: Removed 59 assume(true) statements. [2022-11-20 09:28:57,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:28:57 BoogieIcfgContainer [2022-11-20 09:28:57,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 09:28:57,703 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 09:28:57,704 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 09:28:57,709 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 09:28:57,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 09:28:16" (1/3) ... [2022-11-20 09:28:57,710 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a61b26b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:28:57, skipping insertion in model container [2022-11-20 09:28:57,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:17" (2/3) ... [2022-11-20 09:28:57,714 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a61b26b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:28:57, skipping insertion in model container [2022-11-20 09:28:57,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:28:57" (3/3) ... [2022-11-20 09:28:57,716 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0320b.c [2022-11-20 09:28:57,740 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 09:28:57,740 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-20 09:28:57,831 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 09:28:57,840 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;@4c5f0eec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 09:28:57,841 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-20 09:28:57,848 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) [2022-11-20 09:28:57,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 09:28:57,858 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 09:28:57,859 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 09:28:57,859 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 09:28:57,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:28:57,869 INFO L85 PathProgramCache]: Analyzing trace with hash 1639666909, now seen corresponding path program 1 times [2022-11-20 09:28:57,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 09:28:57,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [382380600] [2022-11-20 09:28:57,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:28:57,894 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 [2022-11-20 09:28:57,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 09:28:57,903 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/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) [2022-11-20 09:28:57,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/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 [2022-11-20 09:28:59,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:28:59,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-20 09:28:59,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:28:59,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 09:28:59,567 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 09:28:59,568 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 09:28:59,569 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [382380600] [2022-11-20 09:28:59,569 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [382380600] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 09:28:59,570 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 09:28:59,570 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 09:28:59,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197340147] [2022-11-20 09:28:59,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 09:28:59,578 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-20 09:28:59,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 09:28:59,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-20 09:28:59,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-20 09:28:59,656 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) [2022-11-20 09:28:59,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:28:59,762 INFO L93 Difference]: Finished difference Result 480 states and 798 transitions. [2022-11-20 09:28:59,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 09:28:59,773 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 [2022-11-20 09:28:59,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 09:28:59,796 INFO L225 Difference]: With dead ends: 480 [2022-11-20 09:28:59,796 INFO L226 Difference]: Without dead ends: 238 [2022-11-20 09:28:59,808 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 [2022-11-20 09:28:59,815 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 [2022-11-20 09:28:59,817 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] [2022-11-20 09:28:59,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2022-11-20 09:28:59,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 238. [2022-11-20 09:28:59,904 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) [2022-11-20 09:28:59,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 331 transitions. [2022-11-20 09:28:59,923 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 331 transitions. Word has length 9 [2022-11-20 09:28:59,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 09:28:59,924 INFO L495 AbstractCegarLoop]: Abstraction has 238 states and 331 transitions. [2022-11-20 09:28:59,924 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) [2022-11-20 09:28:59,924 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 331 transitions. [2022-11-20 09:28:59,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 09:28:59,926 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 09:28:59,926 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 09:28:59,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-20 09:29:00,145 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/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 [2022-11-20 09:29:00,145 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 09:29:00,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:29:00,146 INFO L85 PathProgramCache]: Analyzing trace with hash -391166169, now seen corresponding path program 1 times [2022-11-20 09:29:00,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 09:29:00,147 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [573306431] [2022-11-20 09:29:00,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:29:00,148 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 [2022-11-20 09:29:00,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 09:29:00,164 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/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) [2022-11-20 09:29:00,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/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 [2022-11-20 09:29:01,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:29:01,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 09:29:01,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:29:02,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 09:29:02,086 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 09:29:02,087 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 09:29:02,087 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [573306431] [2022-11-20 09:29:02,087 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [573306431] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 09:29:02,087 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 09:29:02,088 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 09:29:02,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824224849] [2022-11-20 09:29:02,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 09:29:02,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 09:29:02,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 09:29:02,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 09:29:02,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 09:29:02,091 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) [2022-11-20 09:29:02,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:29:02,231 INFO L93 Difference]: Finished difference Result 256 states and 351 transitions. [2022-11-20 09:29:02,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 09:29:02,232 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 [2022-11-20 09:29:02,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 09:29:02,233 INFO L225 Difference]: With dead ends: 256 [2022-11-20 09:29:02,233 INFO L226 Difference]: Without dead ends: 26 [2022-11-20 09:29:02,234 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 [2022-11-20 09:29:02,235 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 [2022-11-20 09:29:02,236 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] [2022-11-20 09:29:02,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-20 09:29:02,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-11-20 09:29:02,239 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) [2022-11-20 09:29:02,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 29 transitions. [2022-11-20 09:29:02,240 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 29 transitions. Word has length 10 [2022-11-20 09:29:02,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 09:29:02,240 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 29 transitions. [2022-11-20 09:29:02,240 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) [2022-11-20 09:29:02,240 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2022-11-20 09:29:02,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 09:29:02,241 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 09:29:02,241 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 09:29:02,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/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 [2022-11-20 09:29:02,468 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/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 [2022-11-20 09:29:02,469 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 09:29:02,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:29:02,469 INFO L85 PathProgramCache]: Analyzing trace with hash 1930071374, now seen corresponding path program 1 times [2022-11-20 09:29:02,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 09:29:02,470 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [916879936] [2022-11-20 09:29:02,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:29:02,471 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 [2022-11-20 09:29:02,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 09:29:02,475 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/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) [2022-11-20 09:29:02,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/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 [2022-11-20 09:29:03,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:29:03,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 09:29:03,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:29:05,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 09:29:05,024 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 09:29:05,024 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 09:29:05,025 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [916879936] [2022-11-20 09:29:05,025 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [916879936] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 09:29:05,025 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 09:29:05,025 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-20 09:29:05,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145182847] [2022-11-20 09:29:05,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 09:29:05,026 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-20 09:29:05,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 09:29:05,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-20 09:29:05,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-20 09:29:05,027 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) [2022-11-20 09:29:07,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 09:29:09,810 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 09:29:11,815 WARN L539 Checker$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 [] [2022-11-20 09:29:13,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 09:29:15,822 WARN L539 Checker$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 [] [2022-11-20 09:29:18,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 09:29:20,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 09:29:22,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 09:29:24,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 09:29:24,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:29:24,683 INFO L93 Difference]: Finished difference Result 33 states and 35 transitions. [2022-11-20 09:29:24,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 09:29:24,684 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 [2022-11-20 09:29:24,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 09:29:24,685 INFO L225 Difference]: With dead ends: 33 [2022-11-20 09:29:24,686 INFO L226 Difference]: Without dead ends: 26 [2022-11-20 09:29:24,686 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2022-11-20 09:29:24,687 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 11 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.2s 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, 19.4s IncrementalHoareTripleChecker+Time [2022-11-20 09:29:24,688 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 96 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 9 Unknown, 0 Unchecked, 19.4s Time] [2022-11-20 09:29:24,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-20 09:29:24,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-11-20 09:29:24,691 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) [2022-11-20 09:29:24,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 28 transitions. [2022-11-20 09:29:24,691 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 28 transitions. Word has length 19 [2022-11-20 09:29:24,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 09:29:24,692 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 28 transitions. [2022-11-20 09:29:24,692 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) [2022-11-20 09:29:24,692 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2022-11-20 09:29:24,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 09:29:24,693 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 09:29:24,693 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] [2022-11-20 09:29:24,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/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 [2022-11-20 09:29:24,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/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 [2022-11-20 09:29:24,894 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 09:29:24,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:29:24,895 INFO L85 PathProgramCache]: Analyzing trace with hash 2140162090, now seen corresponding path program 1 times [2022-11-20 09:29:24,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 09:29:24,895 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1888665763] [2022-11-20 09:29:24,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:29:24,896 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 [2022-11-20 09:29:24,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 09:29:24,897 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/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) [2022-11-20 09:29:24,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/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 [2022-11-20 09:29:27,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:29:27,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-20 09:29:27,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:29:27,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 09:29:27,920 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 09:29:27,920 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 09:29:27,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1888665763] [2022-11-20 09:29:27,921 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1888665763] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 09:29:27,921 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 09:29:27,921 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-20 09:29:27,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070685251] [2022-11-20 09:29:27,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 09:29:27,922 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-20 09:29:27,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 09:29:27,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-20 09:29:27,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-20 09:29:27,923 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) [2022-11-20 09:29:30,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 09:29:33,088 WARN L539 Checker$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 [] [2022-11-20 09:29:35,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 09:29:37,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 09:29:37,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:29:37,304 INFO L93 Difference]: Finished difference Result 39 states and 42 transitions. [2022-11-20 09:29:37,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 09:29:37,344 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 [2022-11-20 09:29:37,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 09:29:37,345 INFO L225 Difference]: With dead ends: 39 [2022-11-20 09:29:37,345 INFO L226 Difference]: Without dead ends: 26 [2022-11-20 09:29:37,346 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-20 09:29:37,347 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 [2022-11-20 09:29:37,347 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] [2022-11-20 09:29:37,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-20 09:29:37,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-11-20 09:29:37,350 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) [2022-11-20 09:29:37,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 27 transitions. [2022-11-20 09:29:37,351 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 27 transitions. Word has length 20 [2022-11-20 09:29:37,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 09:29:37,351 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 27 transitions. [2022-11-20 09:29:37,351 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) [2022-11-20 09:29:37,351 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2022-11-20 09:29:37,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 09:29:37,352 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 09:29:37,352 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] [2022-11-20 09:29:37,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/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 [2022-11-20 09:29:37,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/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 [2022-11-20 09:29:37,553 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 09:29:37,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:29:37,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1079215378, now seen corresponding path program 1 times [2022-11-20 09:29:37,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 09:29:37,554 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [119350384] [2022-11-20 09:29:37,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:29:37,554 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 [2022-11-20 09:29:37,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 09:29:37,555 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/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) [2022-11-20 09:29:37,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/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 [2022-11-20 09:29:39,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:29:39,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 09:29:39,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:29:40,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 09:29:40,539 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 09:29:40,539 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 09:29:40,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [119350384] [2022-11-20 09:29:40,540 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [119350384] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 09:29:40,540 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 09:29:40,540 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 09:29:40,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68271866] [2022-11-20 09:29:40,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 09:29:40,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 09:29:40,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 09:29:40,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 09:29:40,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 09:29:40,542 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) [2022-11-20 09:29:43,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 09:29:45,458 WARN L539 Checker$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 [] [2022-11-20 09:29:47,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 09:29:47,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:29:47,586 INFO L93 Difference]: Finished difference Result 26 states and 27 transitions. [2022-11-20 09:29:47,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 09:29:47,624 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 [2022-11-20 09:29:47,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 09:29:47,624 INFO L225 Difference]: With dead ends: 26 [2022-11-20 09:29:47,624 INFO L226 Difference]: Without dead ends: 0 [2022-11-20 09:29:47,625 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 [2022-11-20 09:29:47,625 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 7 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s 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 [2022-11-20 09:29:47,626 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] [2022-11-20 09:29:47,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-20 09:29:47,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-20 09:29:47,627 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) [2022-11-20 09:29:47,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-20 09:29:47,628 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2022-11-20 09:29:47,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 09:29:47,628 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 09:29:47,628 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) [2022-11-20 09:29:47,628 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-20 09:29:47,628 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 09:29:47,631 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-20 09:29:47,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/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 [2022-11-20 09:29:47,832 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/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 [2022-11-20 09:29:47,834 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-20 09:29:48,561 INFO L899 garLoopResultBuilder]: For program point L541(lines 541 544) no Hoare annotation was computed. [2022-11-20 09:29:48,561 INFO L899 garLoopResultBuilder]: For program point L541-2(lines 541 544) no Hoare annotation was computed. [2022-11-20 09:29:48,562 INFO L899 garLoopResultBuilder]: For program point L535-1(lines 535 539) no Hoare annotation was computed. [2022-11-20 09:29:48,562 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)) [2022-11-20 09:29:48,562 INFO L899 garLoopResultBuilder]: For program point L535-3(lines 535 539) no Hoare annotation was computed. [2022-11-20 09:29:48,562 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 560) no Hoare annotation was computed. [2022-11-20 09:29:48,562 INFO L902 garLoopResultBuilder]: At program point __kernel_cosfENTRY(lines 532 565) the Hoare annotation is: true [2022-11-20 09:29:48,562 INFO L899 garLoopResultBuilder]: For program point L542(lines 542 543) no Hoare annotation was computed. [2022-11-20 09:29:48,563 INFO L899 garLoopResultBuilder]: For program point __kernel_cosfFINAL(lines 532 565) no Hoare annotation was computed. [2022-11-20 09:29:48,563 INFO L899 garLoopResultBuilder]: For program point L555-1(lines 555 559) no Hoare annotation was computed. [2022-11-20 09:29:48,563 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))) [2022-11-20 09:29:48,563 INFO L899 garLoopResultBuilder]: For program point L555-3(lines 552 560) no Hoare annotation was computed. [2022-11-20 09:29:48,563 INFO L899 garLoopResultBuilder]: For program point L549(lines 549 564) no Hoare annotation was computed. [2022-11-20 09:29:48,563 INFO L899 garLoopResultBuilder]: For program point __kernel_cosfEXIT(lines 532 565) no Hoare annotation was computed. [2022-11-20 09:29:48,564 INFO L899 garLoopResultBuilder]: For program point copysign_floatEXIT(lines 66 84) no Hoare annotation was computed. [2022-11-20 09:29:48,564 INFO L899 garLoopResultBuilder]: For program point L73(lines 73 77) no Hoare annotation was computed. [2022-11-20 09:29:48,564 INFO L902 garLoopResultBuilder]: At program point L73-1(lines 66 84) the Hoare annotation is: true [2022-11-20 09:29:48,564 INFO L902 garLoopResultBuilder]: At program point copysign_floatENTRY(lines 66 84) the Hoare annotation is: true [2022-11-20 09:29:48,564 INFO L899 garLoopResultBuilder]: For program point L78(lines 78 82) no Hoare annotation was computed. [2022-11-20 09:29:48,564 INFO L902 garLoopResultBuilder]: At program point L78-1(lines 66 84) the Hoare annotation is: true [2022-11-20 09:29:48,564 INFO L899 garLoopResultBuilder]: For program point L78-2(lines 78 82) no Hoare annotation was computed. [2022-11-20 09:29:48,565 INFO L899 garLoopResultBuilder]: For program point copysign_floatFINAL(lines 66 84) no Hoare annotation was computed. [2022-11-20 09:29:48,565 INFO L899 garLoopResultBuilder]: For program point L68-1(lines 68 72) no Hoare annotation was computed. [2022-11-20 09:29:48,565 INFO L902 garLoopResultBuilder]: At program point L68-2(lines 68 72) the Hoare annotation is: true [2022-11-20 09:29:48,565 INFO L899 garLoopResultBuilder]: For program point L514-2(lines 514 517) no Hoare annotation was computed. [2022-11-20 09:29:48,565 INFO L899 garLoopResultBuilder]: For program point L508-1(lines 508 512) no Hoare annotation was computed. [2022-11-20 09:29:48,565 INFO L902 garLoopResultBuilder]: At program point L508-2(lines 508 512) the Hoare annotation is: true [2022-11-20 09:29:48,565 INFO L899 garLoopResultBuilder]: For program point L508-3(lines 508 512) no Hoare annotation was computed. [2022-11-20 09:29:48,565 INFO L899 garLoopResultBuilder]: For program point __kernel_sinfEXIT(lines 505 525) no Hoare annotation was computed. [2022-11-20 09:29:48,565 INFO L899 garLoopResultBuilder]: For program point L521(lines 521 524) no Hoare annotation was computed. [2022-11-20 09:29:48,566 INFO L899 garLoopResultBuilder]: For program point L515(lines 515 516) no Hoare annotation was computed. [2022-11-20 09:29:48,566 INFO L902 garLoopResultBuilder]: At program point __kernel_sinfENTRY(lines 505 525) the Hoare annotation is: true [2022-11-20 09:29:48,566 INFO L899 garLoopResultBuilder]: For program point __kernel_sinfFINAL(lines 505 525) no Hoare annotation was computed. [2022-11-20 09:29:48,566 INFO L899 garLoopResultBuilder]: For program point L514(lines 514 517) no Hoare annotation was computed. [2022-11-20 09:29:48,566 INFO L899 garLoopResultBuilder]: For program point L399(lines 399 423) no Hoare annotation was computed. [2022-11-20 09:29:48,566 INFO L899 garLoopResultBuilder]: For program point L300(line 300) no Hoare annotation was computed. [2022-11-20 09:29:48,566 INFO L899 garLoopResultBuilder]: For program point L234(line 234) no Hoare annotation was computed. [2022-11-20 09:29:48,566 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 422) no Hoare annotation was computed. [2022-11-20 09:29:48,567 INFO L899 garLoopResultBuilder]: For program point L302-2(lines 302 303) no Hoare annotation was computed. [2022-11-20 09:29:48,568 INFO L895 garLoopResultBuilder]: At program point L302-3(lines 302 303) the Hoare annotation is: false [2022-11-20 09:29:48,568 INFO L899 garLoopResultBuilder]: For program point L302-4(lines 302 303) no Hoare annotation was computed. [2022-11-20 09:29:48,568 INFO L899 garLoopResultBuilder]: For program point L402(lines 402 409) no Hoare annotation was computed. [2022-11-20 09:29:48,568 INFO L899 garLoopResultBuilder]: For program point L402-2(lines 402 409) no Hoare annotation was computed. [2022-11-20 09:29:48,569 INFO L899 garLoopResultBuilder]: For program point L237(line 237) no Hoare annotation was computed. [2022-11-20 09:29:48,569 INFO L899 garLoopResultBuilder]: For program point L204(line 204) no Hoare annotation was computed. [2022-11-20 09:29:48,569 INFO L899 garLoopResultBuilder]: For program point L436-1(lines 436 440) no Hoare annotation was computed. [2022-11-20 09:29:48,569 INFO L895 garLoopResultBuilder]: At program point L436-2(lines 436 440) the Hoare annotation is: false [2022-11-20 09:29:48,569 INFO L899 garLoopResultBuilder]: For program point L436-3(lines 436 440) no Hoare annotation was computed. [2022-11-20 09:29:48,569 INFO L899 garLoopResultBuilder]: For program point L271-1(lines 271 274) no Hoare annotation was computed. [2022-11-20 09:29:48,570 INFO L895 garLoopResultBuilder]: At program point L271-3(lines 271 274) the Hoare annotation is: false [2022-11-20 09:29:48,570 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|))) [2022-11-20 09:29:48,570 INFO L899 garLoopResultBuilder]: For program point L41(lines 41 42) no Hoare annotation was computed. [2022-11-20 09:29:48,570 INFO L899 garLoopResultBuilder]: For program point L306(line 306) no Hoare annotation was computed. [2022-11-20 09:29:48,571 INFO L899 garLoopResultBuilder]: For program point L306-2(line 306) no Hoare annotation was computed. [2022-11-20 09:29:48,571 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 475) no Hoare annotation was computed. [2022-11-20 09:29:48,571 INFO L895 garLoopResultBuilder]: At program point L340(lines 170 341) the Hoare annotation is: false [2022-11-20 09:29:48,571 INFO L899 garLoopResultBuilder]: For program point L307(line 307) no Hoare annotation was computed. [2022-11-20 09:29:48,571 INFO L899 garLoopResultBuilder]: For program point L43(lines 43 47) no Hoare annotation was computed. [2022-11-20 09:29:48,572 INFO L899 garLoopResultBuilder]: For program point L209(lines 209 217) no Hoare annotation was computed. [2022-11-20 09:29:48,572 INFO L899 garLoopResultBuilder]: For program point L143-1(lines 143 147) no Hoare annotation was computed. [2022-11-20 09:29:48,572 INFO L895 garLoopResultBuilder]: At program point L143-2(lines 143 147) the Hoare annotation is: false [2022-11-20 09:29:48,572 INFO L899 garLoopResultBuilder]: For program point L44(lines 44 45) no Hoare annotation was computed. [2022-11-20 09:29:48,573 INFO L899 garLoopResultBuilder]: For program point L44-2(lines 44 45) no Hoare annotation was computed. [2022-11-20 09:29:48,573 INFO L899 garLoopResultBuilder]: For program point L573-1(lines 573 577) no Hoare annotation was computed. [2022-11-20 09:29:48,573 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)) [2022-11-20 09:29:48,573 INFO L899 garLoopResultBuilder]: For program point L573-3(lines 573 577) no Hoare annotation was computed. [2022-11-20 09:29:48,574 INFO L895 garLoopResultBuilder]: At program point L276(line 276) the Hoare annotation is: false [2022-11-20 09:29:48,574 INFO L899 garLoopResultBuilder]: For program point L276-1(line 276) no Hoare annotation was computed. [2022-11-20 09:29:48,574 INFO L899 garLoopResultBuilder]: For program point L309-2(lines 309 310) no Hoare annotation was computed. [2022-11-20 09:29:48,574 INFO L895 garLoopResultBuilder]: At program point L309-3(lines 309 310) the Hoare annotation is: false [2022-11-20 09:29:48,574 INFO L899 garLoopResultBuilder]: For program point L309-4(lines 309 310) no Hoare annotation was computed. [2022-11-20 09:29:48,574 INFO L899 garLoopResultBuilder]: For program point L442(lines 442 461) no Hoare annotation was computed. [2022-11-20 09:29:48,575 INFO L899 garLoopResultBuilder]: For program point L442-1(lines 430 462) no Hoare annotation was computed. [2022-11-20 09:29:48,575 INFO L899 garLoopResultBuilder]: For program point L277(lines 277 284) no Hoare annotation was computed. [2022-11-20 09:29:48,575 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 245) no Hoare annotation was computed. [2022-11-20 09:29:48,575 INFO L895 garLoopResultBuilder]: At program point L277-2(lines 268 285) the Hoare annotation is: false [2022-11-20 09:29:48,576 INFO L895 garLoopResultBuilder]: At program point L245(line 245) the Hoare annotation is: false [2022-11-20 09:29:48,576 INFO L899 garLoopResultBuilder]: For program point L245-1(line 245) no Hoare annotation was computed. [2022-11-20 09:29:48,576 INFO L899 garLoopResultBuilder]: For program point L180(lines 180 181) no Hoare annotation was computed. [2022-11-20 09:29:48,576 INFO L899 garLoopResultBuilder]: For program point L180-2(lines 180 181) no Hoare annotation was computed. [2022-11-20 09:29:48,576 INFO L899 garLoopResultBuilder]: For program point L478-1(lines 478 482) no Hoare annotation was computed. [2022-11-20 09:29:48,577 INFO L895 garLoopResultBuilder]: At program point L478-2(lines 478 482) the Hoare annotation is: false [2022-11-20 09:29:48,577 INFO L899 garLoopResultBuilder]: For program point L478-3(lines 478 482) no Hoare annotation was computed. [2022-11-20 09:29:48,577 INFO L899 garLoopResultBuilder]: For program point L313-2(lines 313 314) no Hoare annotation was computed. [2022-11-20 09:29:48,577 INFO L899 garLoopResultBuilder]: For program point L214(lines 214 217) no Hoare annotation was computed. [2022-11-20 09:29:48,577 INFO L895 garLoopResultBuilder]: At program point L313-3(lines 313 314) the Hoare annotation is: false [2022-11-20 09:29:48,577 INFO L899 garLoopResultBuilder]: For program point L313-4(lines 313 314) no Hoare annotation was computed. [2022-11-20 09:29:48,578 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 152) no Hoare annotation was computed. [2022-11-20 09:29:48,578 INFO L895 garLoopResultBuilder]: At program point L148-1(lines 141 154) the Hoare annotation is: false [2022-11-20 09:29:48,578 INFO L899 garLoopResultBuilder]: For program point L148-2(lines 148 152) no Hoare annotation was computed. [2022-11-20 09:29:48,578 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 420) no Hoare annotation was computed. [2022-11-20 09:29:48,578 INFO L899 garLoopResultBuilder]: For program point L413-2(lines 413 420) no Hoare annotation was computed. [2022-11-20 09:29:48,579 INFO L899 garLoopResultBuilder]: For program point L50(lines 50 53) no Hoare annotation was computed. [2022-11-20 09:29:48,579 INFO L899 garLoopResultBuilder]: For program point L612(lines 612 615) no Hoare annotation was computed. [2022-11-20 09:29:48,579 INFO L899 garLoopResultBuilder]: For program point L216(lines 216 217) no Hoare annotation was computed. [2022-11-20 09:29:48,579 INFO L899 garLoopResultBuilder]: For program point L249-1(lines 171 341) no Hoare annotation was computed. [2022-11-20 09:29:48,579 INFO L899 garLoopResultBuilder]: For program point L216-2(lines 171 341) no Hoare annotation was computed. [2022-11-20 09:29:48,580 INFO L899 garLoopResultBuilder]: For program point L613(line 613) no Hoare annotation was computed. [2022-11-20 09:29:48,580 INFO L899 garLoopResultBuilder]: For program point L580(lines 580 598) no Hoare annotation was computed. [2022-11-20 09:29:48,580 INFO L899 garLoopResultBuilder]: For program point L448-1(lines 448 452) no Hoare annotation was computed. [2022-11-20 09:29:48,580 INFO L895 garLoopResultBuilder]: At program point L448-2(lines 448 452) the Hoare annotation is: false [2022-11-20 09:29:48,580 INFO L899 garLoopResultBuilder]: For program point L448-3(lines 448 452) no Hoare annotation was computed. [2022-11-20 09:29:48,581 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)) [2022-11-20 09:29:48,581 INFO L899 garLoopResultBuilder]: For program point L581-1(line 581) no Hoare annotation was computed. [2022-11-20 09:29:48,581 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-20 09:29:48,598 INFO L899 garLoopResultBuilder]: For program point L317(line 317) no Hoare annotation was computed. [2022-11-20 09:29:48,599 INFO L899 garLoopResultBuilder]: For program point L251-2(lines 251 252) no Hoare annotation was computed. [2022-11-20 09:29:48,599 INFO L895 garLoopResultBuilder]: At program point L251-3(lines 251 252) the Hoare annotation is: false [2022-11-20 09:29:48,599 INFO L899 garLoopResultBuilder]: For program point L251-4(lines 249 266) no Hoare annotation was computed. [2022-11-20 09:29:48,599 INFO L899 garLoopResultBuilder]: For program point L483-2(lines 483 486) no Hoare annotation was computed. [2022-11-20 09:29:48,599 INFO L895 garLoopResultBuilder]: At program point L483-3(lines 483 486) the Hoare annotation is: false [2022-11-20 09:29:48,600 INFO L899 garLoopResultBuilder]: For program point L483-4(lines 483 486) no Hoare annotation was computed. [2022-11-20 09:29:48,600 INFO L899 garLoopResultBuilder]: For program point L318-2(lines 318 322) no Hoare annotation was computed. [2022-11-20 09:29:48,600 INFO L899 garLoopResultBuilder]: For program point L219(lines 171 341) no Hoare annotation was computed. [2022-11-20 09:29:48,600 INFO L895 garLoopResultBuilder]: At program point L318-3(lines 318 322) the Hoare annotation is: false [2022-11-20 09:29:48,600 INFO L899 garLoopResultBuilder]: For program point L318-4(lines 318 322) no Hoare annotation was computed. [2022-11-20 09:29:48,600 INFO L895 garLoopResultBuilder]: At program point L153(lines 141 154) the Hoare annotation is: false [2022-11-20 09:29:48,601 INFO L899 garLoopResultBuilder]: For program point L186-2(lines 186 187) no Hoare annotation was computed. [2022-11-20 09:29:48,601 INFO L895 garLoopResultBuilder]: At program point L186-3(lines 186 187) the Hoare annotation is: false [2022-11-20 09:29:48,601 INFO L899 garLoopResultBuilder]: For program point L186-4(lines 186 187) no Hoare annotation was computed. [2022-11-20 09:29:48,601 INFO L902 garLoopResultBuilder]: At program point L616(lines 601 617) the Hoare annotation is: true [2022-11-20 09:29:48,601 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 598) no Hoare annotation was computed. [2022-11-20 09:29:48,601 INFO L899 garLoopResultBuilder]: For program point L187(line 187) no Hoare annotation was computed. [2022-11-20 09:29:48,602 INFO L899 garLoopResultBuilder]: For program point L187-2(line 187) no Hoare annotation was computed. [2022-11-20 09:29:48,602 INFO L899 garLoopResultBuilder]: For program point L55(lines 55 59) no Hoare annotation was computed. [2022-11-20 09:29:48,602 INFO L895 garLoopResultBuilder]: At program point L55-1(lines 20 61) the Hoare annotation is: false [2022-11-20 09:29:48,602 INFO L899 garLoopResultBuilder]: For program point L55-2(lines 55 59) no Hoare annotation was computed. [2022-11-20 09:29:48,602 INFO L899 garLoopResultBuilder]: For program point L287(line 287) no Hoare annotation was computed. [2022-11-20 09:29:48,602 INFO L899 garLoopResultBuilder]: For program point L254-1(lines 254 255) no Hoare annotation was computed. [2022-11-20 09:29:48,602 INFO L899 garLoopResultBuilder]: For program point L254-3(lines 254 255) no Hoare annotation was computed. [2022-11-20 09:29:48,603 INFO L895 garLoopResultBuilder]: At program point L254-4(lines 254 255) the Hoare annotation is: false [2022-11-20 09:29:48,603 INFO L899 garLoopResultBuilder]: For program point L254-5(lines 254 255) no Hoare annotation was computed. [2022-11-20 09:29:48,603 INFO L899 garLoopResultBuilder]: For program point L23-1(lines 23 27) no Hoare annotation was computed. [2022-11-20 09:29:48,603 INFO L895 garLoopResultBuilder]: At program point L23-2(lines 23 27) the Hoare annotation is: false [2022-11-20 09:29:48,603 INFO L899 garLoopResultBuilder]: For program point L23-3(lines 23 27) no Hoare annotation was computed. [2022-11-20 09:29:48,603 INFO L899 garLoopResultBuilder]: For program point L288-2(lines 288 291) no Hoare annotation was computed. [2022-11-20 09:29:48,604 INFO L895 garLoopResultBuilder]: At program point L288-3(lines 288 291) the Hoare annotation is: false [2022-11-20 09:29:48,604 INFO L899 garLoopResultBuilder]: For program point L222-2(lines 222 231) no Hoare annotation was computed. [2022-11-20 09:29:48,604 INFO L899 garLoopResultBuilder]: For program point L288-4(lines 288 291) no Hoare annotation was computed. [2022-11-20 09:29:48,604 INFO L899 garLoopResultBuilder]: For program point L189-2(lines 189 193) no Hoare annotation was computed. [2022-11-20 09:29:48,604 INFO L895 garLoopResultBuilder]: At program point L222-3(lines 222 231) the Hoare annotation is: false [2022-11-20 09:29:48,604 INFO L895 garLoopResultBuilder]: At program point L189-3(lines 189 193) the Hoare annotation is: false [2022-11-20 09:29:48,605 INFO L899 garLoopResultBuilder]: For program point L222-4(lines 219 247) no Hoare annotation was computed. [2022-11-20 09:29:48,605 INFO L899 garLoopResultBuilder]: For program point L189-4(lines 189 193) no Hoare annotation was computed. [2022-11-20 09:29:48,605 INFO L899 garLoopResultBuilder]: For program point L454(lines 454 460) no Hoare annotation was computed. [2022-11-20 09:29:48,605 INFO L899 garLoopResultBuilder]: For program point L388-1(lines 388 392) no Hoare annotation was computed. [2022-11-20 09:29:48,605 INFO L895 garLoopResultBuilder]: At program point L388-2(lines 388 392) the Hoare annotation is: false [2022-11-20 09:29:48,605 INFO L899 garLoopResultBuilder]: For program point L388-3(lines 388 392) no Hoare annotation was computed. [2022-11-20 09:29:48,606 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-20 09:29:48,606 INFO L899 garLoopResultBuilder]: For program point L190-2(lines 190 191) no Hoare annotation was computed. [2022-11-20 09:29:48,606 INFO L895 garLoopResultBuilder]: At program point L190-3(lines 190 191) the Hoare annotation is: false [2022-11-20 09:29:48,606 INFO L899 garLoopResultBuilder]: For program point L190-4(lines 190 191) no Hoare annotation was computed. [2022-11-20 09:29:48,606 INFO L899 garLoopResultBuilder]: For program point L323-2(lines 323 327) no Hoare annotation was computed. [2022-11-20 09:29:48,606 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 230) no Hoare annotation was computed. [2022-11-20 09:29:48,606 INFO L895 garLoopResultBuilder]: At program point L323-3(lines 323 327) the Hoare annotation is: false [2022-11-20 09:29:48,607 INFO L899 garLoopResultBuilder]: For program point L257-2(lines 257 262) no Hoare annotation was computed. [2022-11-20 09:29:48,607 INFO L899 garLoopResultBuilder]: For program point L323-4(lines 323 327) no Hoare annotation was computed. [2022-11-20 09:29:48,607 INFO L895 garLoopResultBuilder]: At program point L257-3(lines 257 262) the Hoare annotation is: false [2022-11-20 09:29:48,607 INFO L899 garLoopResultBuilder]: For program point L257-4(lines 257 262) no Hoare annotation was computed. [2022-11-20 09:29:48,607 INFO L899 garLoopResultBuilder]: For program point L588(lines 588 597) no Hoare annotation was computed. [2022-11-20 09:29:48,607 INFO L899 garLoopResultBuilder]: For program point L489-1(lines 489 490) no Hoare annotation was computed. [2022-11-20 09:29:48,608 INFO L895 garLoopResultBuilder]: At program point L489-3(lines 489 490) the Hoare annotation is: false [2022-11-20 09:29:48,608 INFO L899 garLoopResultBuilder]: For program point L489-4(lines 489 490) no Hoare annotation was computed. [2022-11-20 09:29:48,608 INFO L899 garLoopResultBuilder]: For program point L225(lines 225 228) no Hoare annotation was computed. [2022-11-20 09:29:48,608 INFO L895 garLoopResultBuilder]: At program point L60(lines 20 61) the Hoare annotation is: false [2022-11-20 09:29:48,608 INFO L899 garLoopResultBuilder]: For program point L589(line 589) no Hoare annotation was computed. [2022-11-20 09:29:48,608 INFO L899 garLoopResultBuilder]: For program point L424(lines 424 470) no Hoare annotation was computed. [2022-11-20 09:29:48,609 INFO L899 garLoopResultBuilder]: For program point L259-2(lines 259 260) no Hoare annotation was computed. [2022-11-20 09:29:48,609 INFO L895 garLoopResultBuilder]: At program point L259-3(lines 259 260) the Hoare annotation is: false [2022-11-20 09:29:48,609 INFO L899 garLoopResultBuilder]: For program point L259-4(lines 259 260) no Hoare annotation was computed. [2022-11-20 09:29:48,609 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-20 09:29:48,609 INFO L895 garLoopResultBuilder]: At program point L590(line 590) the Hoare annotation is: false [2022-11-20 09:29:48,609 INFO L899 garLoopResultBuilder]: For program point L590-1(line 590) no Hoare annotation was computed. [2022-11-20 09:29:48,610 INFO L899 garLoopResultBuilder]: For program point L293-2(lines 293 297) no Hoare annotation was computed. [2022-11-20 09:29:48,610 INFO L895 garLoopResultBuilder]: At program point L293-3(lines 293 297) the Hoare annotation is: false [2022-11-20 09:29:48,610 INFO L899 garLoopResultBuilder]: For program point L293-4(lines 293 297) no Hoare annotation was computed. [2022-11-20 09:29:48,610 INFO L899 garLoopResultBuilder]: For program point L591(line 591) no Hoare annotation was computed. [2022-11-20 09:29:48,610 INFO L899 garLoopResultBuilder]: For program point L492(lines 492 496) no Hoare annotation was computed. [2022-11-20 09:29:48,610 INFO L899 garLoopResultBuilder]: For program point L294-2(lines 294 295) no Hoare annotation was computed. [2022-11-20 09:29:48,611 INFO L895 garLoopResultBuilder]: At program point L294-3(lines 294 295) the Hoare annotation is: false [2022-11-20 09:29:48,611 INFO L899 garLoopResultBuilder]: For program point L294-4(lines 294 295) no Hoare annotation was computed. [2022-11-20 09:29:48,611 INFO L899 garLoopResultBuilder]: For program point L30(lines 30 54) no Hoare annotation was computed. [2022-11-20 09:29:48,611 INFO L895 garLoopResultBuilder]: At program point L592(line 592) the Hoare annotation is: false [2022-11-20 09:29:48,611 INFO L899 garLoopResultBuilder]: For program point L592-1(line 592) no Hoare annotation was computed. [2022-11-20 09:29:48,611 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 398) no Hoare annotation was computed. [2022-11-20 09:29:48,612 INFO L899 garLoopResultBuilder]: For program point L328-2(lines 328 329) no Hoare annotation was computed. [2022-11-20 09:29:48,612 INFO L895 garLoopResultBuilder]: At program point L328-3(lines 328 329) the Hoare annotation is: false [2022-11-20 09:29:48,612 INFO L899 garLoopResultBuilder]: For program point L328-4(lines 299 339) no Hoare annotation was computed. [2022-11-20 09:29:48,612 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 48) no Hoare annotation was computed. [2022-11-20 09:29:48,612 INFO L899 garLoopResultBuilder]: For program point L593(line 593) no Hoare annotation was computed. [2022-11-20 09:29:48,612 INFO L899 garLoopResultBuilder]: For program point L32(lines 32 38) no Hoare annotation was computed. [2022-11-20 09:29:48,613 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-20 09:29:48,613 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 613) no Hoare annotation was computed. [2022-11-20 09:29:48,613 INFO L895 garLoopResultBuilder]: At program point L594(line 594) the Hoare annotation is: false [2022-11-20 09:29:48,613 INFO L899 garLoopResultBuilder]: For program point L594-1(line 594) no Hoare annotation was computed. [2022-11-20 09:29:48,613 INFO L895 garLoopResultBuilder]: At program point L264(lines 171 341) the Hoare annotation is: false [2022-11-20 09:29:48,613 INFO L899 garLoopResultBuilder]: For program point L198-2(lines 198 202) no Hoare annotation was computed. [2022-11-20 09:29:48,614 INFO L895 garLoopResultBuilder]: At program point L198-3(lines 198 202) the Hoare annotation is: false [2022-11-20 09:29:48,614 INFO L895 garLoopResultBuilder]: At program point L198-4(lines 198 202) the Hoare annotation is: false [2022-11-20 09:29:48,614 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 37) no Hoare annotation was computed. [2022-11-20 09:29:48,614 INFO L899 garLoopResultBuilder]: For program point L595(line 595) no Hoare annotation was computed. [2022-11-20 09:29:48,614 INFO L899 garLoopResultBuilder]: For program point L430(line 430) no Hoare annotation was computed. [2022-11-20 09:29:48,614 INFO L899 garLoopResultBuilder]: For program point L430-2(lines 430 462) no Hoare annotation was computed. [2022-11-20 09:29:48,615 INFO L899 garLoopResultBuilder]: For program point L232-1(lines 219 247) no Hoare annotation was computed. [2022-11-20 09:29:48,615 INFO L895 garLoopResultBuilder]: At program point L596(line 596) the Hoare annotation is: false [2022-11-20 09:29:48,615 INFO L899 garLoopResultBuilder]: For program point L596-1(line 596) no Hoare annotation was computed. [2022-11-20 09:29:48,615 INFO L895 garLoopResultBuilder]: At program point L497(lines 382 498) the Hoare annotation is: false [2022-11-20 09:29:48,615 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 469) no Hoare annotation was computed. [2022-11-20 09:29:48,615 INFO L895 garLoopResultBuilder]: At program point L299(lines 299 339) the Hoare annotation is: false [2022-11-20 09:29:48,616 INFO L895 garLoopResultBuilder]: At program point L233(lines 233 240) the Hoare annotation is: false [2022-11-20 09:29:48,616 INFO L899 garLoopResultBuilder]: For program point L35(lines 35 37) no Hoare annotation was computed. [2022-11-20 09:29:48,616 INFO L902 garLoopResultBuilder]: At program point L118(line 118) the Hoare annotation is: true [2022-11-20 09:29:48,616 INFO L899 garLoopResultBuilder]: For program point L118-1(line 118) no Hoare annotation was computed. [2022-11-20 09:29:48,616 INFO L902 garLoopResultBuilder]: At program point L131(line 131) the Hoare annotation is: true [2022-11-20 09:29:48,616 INFO L899 garLoopResultBuilder]: For program point L131-1(line 131) no Hoare annotation was computed. [2022-11-20 09:29:48,617 INFO L899 garLoopResultBuilder]: For program point L127(lines 127 132) no Hoare annotation was computed. [2022-11-20 09:29:48,617 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 94 98) no Hoare annotation was computed. [2022-11-20 09:29:48,617 INFO L902 garLoopResultBuilder]: At program point L94-2(lines 94 98) the Hoare annotation is: true [2022-11-20 09:29:48,617 INFO L899 garLoopResultBuilder]: For program point L94-3(lines 94 98) no Hoare annotation was computed. [2022-11-20 09:29:48,617 INFO L899 garLoopResultBuilder]: For program point L119(lines 119 126) no Hoare annotation was computed. [2022-11-20 09:29:48,617 INFO L899 garLoopResultBuilder]: For program point scalbn_floatFINAL(lines 90 140) no Hoare annotation was computed. [2022-11-20 09:29:48,618 INFO L899 garLoopResultBuilder]: For program point L107-1(lines 107 111) no Hoare annotation was computed. [2022-11-20 09:29:48,618 INFO L902 garLoopResultBuilder]: At program point L107-2(lines 107 111) the Hoare annotation is: true [2022-11-20 09:29:48,618 INFO L899 garLoopResultBuilder]: For program point L107-3(lines 107 111) no Hoare annotation was computed. [2022-11-20 09:29:48,618 INFO L899 garLoopResultBuilder]: For program point L103(lines 103 104) no Hoare annotation was computed. [2022-11-20 09:29:48,618 INFO L899 garLoopResultBuilder]: For program point L128(lines 128 131) no Hoare annotation was computed. [2022-11-20 09:29:48,618 INFO L899 garLoopResultBuilder]: For program point L120-1(lines 120 124) no Hoare annotation was computed. [2022-11-20 09:29:48,619 INFO L902 garLoopResultBuilder]: At program point L120-2(lines 120 124) the Hoare annotation is: true [2022-11-20 09:29:48,619 INFO L899 garLoopResultBuilder]: For program point L120-3(lines 120 124) no Hoare annotation was computed. [2022-11-20 09:29:48,619 INFO L899 garLoopResultBuilder]: For program point scalbn_floatEXIT(lines 90 140) no Hoare annotation was computed. [2022-11-20 09:29:48,619 INFO L902 garLoopResultBuilder]: At program point scalbn_floatENTRY(lines 90 140) the Hoare annotation is: true [2022-11-20 09:29:48,619 INFO L902 garLoopResultBuilder]: At program point L129(line 129) the Hoare annotation is: true [2022-11-20 09:29:48,619 INFO L899 garLoopResultBuilder]: For program point L129-1(line 129) no Hoare annotation was computed. [2022-11-20 09:29:48,619 INFO L899 garLoopResultBuilder]: For program point L117(lines 117 118) no Hoare annotation was computed. [2022-11-20 09:29:48,620 INFO L899 garLoopResultBuilder]: For program point L113(lines 113 114) no Hoare annotation was computed. [2022-11-20 09:29:48,620 INFO L899 garLoopResultBuilder]: For program point L105(lines 105 115) no Hoare annotation was computed. [2022-11-20 09:29:48,620 INFO L899 garLoopResultBuilder]: For program point L105-2(lines 105 115) no Hoare annotation was computed. [2022-11-20 09:29:48,620 INFO L899 garLoopResultBuilder]: For program point L101(lines 101 102) no Hoare annotation was computed. [2022-11-20 09:29:48,620 INFO L899 garLoopResultBuilder]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2022-11-20 09:29:48,620 INFO L902 garLoopResultBuilder]: At program point L134-2(lines 134 138) the Hoare annotation is: true [2022-11-20 09:29:48,621 INFO L899 garLoopResultBuilder]: For program point L134-3(lines 134 138) no Hoare annotation was computed. [2022-11-20 09:29:48,624 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-20 09:29:48,627 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 09:29:48,645 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-20 09:29:48,646 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-20 09:29:48,646 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-20 09:29:48,646 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-20 09:29:48,647 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-20 09:29:48,647 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-20 09:29:48,648 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-20 09:29:48,648 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-20 09:29:48,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 09:29:48 BoogieIcfgContainer [2022-11-20 09:29:48,649 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 09:29:48,650 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 09:29:48,650 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 09:29:48,650 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 09:29:48,651 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:28:57" (3/4) ... [2022-11-20 09:29:48,654 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 09:29:48,662 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cosf [2022-11-20 09:29:48,662 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_float [2022-11-20 09:29:48,662 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sinf [2022-11-20 09:29:48,663 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_float [2022-11-20 09:29:48,678 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2022-11-20 09:29:48,680 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-11-20 09:29:48,682 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-20 09:29:48,683 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 09:29:48,715 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 [2022-11-20 09:29:48,716 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 [2022-11-20 09:29:48,716 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) [2022-11-20 09:29:48,905 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 09:29:48,905 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 09:29:48,906 INFO L158 Benchmark]: Toolchain (without parser) took 92576.34ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 54.2MB in the beginning and 47.2MB in the end (delta: 7.0MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2022-11-20 09:29:48,906 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 77.6MB. Free memory was 55.8MB in the beginning and 55.7MB in the end (delta: 74.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 09:29:48,907 INFO L158 Benchmark]: CACSL2BoogieTranslator took 675.93ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 54.0MB in the beginning and 75.7MB in the end (delta: -21.7MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2022-11-20 09:29:48,907 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.91ms. Allocated memory is still 104.9MB. Free memory was 75.3MB in the beginning and 68.6MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 09:29:48,908 INFO L158 Benchmark]: Boogie Preprocessor took 98.91ms. Allocated memory is still 104.9MB. Free memory was 68.6MB in the beginning and 60.6MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 09:29:48,908 INFO L158 Benchmark]: RCFGBuilder took 40478.09ms. Allocated memory is still 104.9MB. Free memory was 60.6MB in the beginning and 64.0MB in the end (delta: -3.4MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2022-11-20 09:29:48,909 INFO L158 Benchmark]: TraceAbstraction took 50945.95ms. Allocated memory is still 104.9MB. Free memory was 63.4MB in the beginning and 67.3MB in the end (delta: -3.9MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2022-11-20 09:29:48,910 INFO L158 Benchmark]: Witness Printer took 255.38ms. Allocated memory is still 104.9MB. Free memory was 67.3MB in the beginning and 47.2MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 09:29:48,913 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 77.6MB. Free memory was 55.8MB in the beginning and 55.7MB in the end (delta: 74.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 675.93ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 54.0MB in the beginning and 75.7MB in the end (delta: -21.7MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.91ms. Allocated memory is still 104.9MB. Free memory was 75.3MB in the beginning and 68.6MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 98.91ms. Allocated memory is still 104.9MB. Free memory was 68.6MB in the beginning and 60.6MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 40478.09ms. Allocated memory is still 104.9MB. Free memory was 60.6MB in the beginning and 64.0MB in the end (delta: -3.4MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. * TraceAbstraction took 50945.95ms. Allocated memory is still 104.9MB. Free memory was 63.4MB in the beginning and 67.3MB in the end (delta: -3.9MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. * Witness Printer took 255.38ms. Allocated memory is still 104.9MB. Free memory was 67.3MB in the beginning and 47.2MB in the end (delta: 20.1MB). 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: 50.8s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 36.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 16 mSolverCounterUnknown, 37 SdHoareTripleChecker+Valid, 35.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 34 mSDsluCounter, 682 SdHoareTripleChecker+Invalid, 34.7s 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, 2.4s 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, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 8.3s SatisfiabilityAnalysisTime, 3.1s 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 [2022-11-20 09:29:48,955 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-20 09:29:48,955 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-20 09:29:48,955 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-20 09:29:48,956 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-20 09:29:48,956 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-20 09:29:48,958 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-20 09:29:48,959 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-20 09:29:48,959 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! [2022-11-20 09:29:49,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad854528-2d3d-4606-866f-0acfda4ddb6b/bin/uautomizer-ug76WZFUDN/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