./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0550a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0550a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4c38a465d0220cf01948e55e000cc294b2ce38efcbb4b721d4a1ffa16ed168e3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:49:59,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:49:59,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:50:00,037 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:50:00,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:50:00,039 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:50:00,042 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:50:00,045 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:50:00,056 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:50:00,057 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:50:00,059 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:50:00,061 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:50:00,064 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:50:00,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:50:00,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:50:00,074 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:50:00,077 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:50:00,083 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:50:00,086 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:50:00,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:50:00,101 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:50:00,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:50:00,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:50:00,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:50:00,112 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:50:00,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:50:00,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:50:00,120 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:50:00,122 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:50:00,124 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:50:00,125 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:50:00,127 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:50:00,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:50:00,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:50:00,134 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:50:00,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:50:00,135 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:50:00,136 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:50:00,136 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:50:00,137 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:50:00,138 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:50:00,140 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-12 23:50:00,190 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:50:00,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:50:00,192 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:50:00,192 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:50:00,192 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:50:00,193 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:50:00,193 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:50:00,193 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 23:50:00,193 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:50:00,194 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:50:00,194 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 23:50:00,194 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 23:50:00,194 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:50:00,195 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 23:50:00,195 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 23:50:00,195 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 23:50:00,196 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:50:00,197 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 23:50:00,197 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:50:00,197 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 23:50:00,197 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:50:00,198 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:50:00,198 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:50:00,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:50:00,199 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:50:00,199 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 23:50:00,199 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:50:00,199 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:50:00,200 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:50:00,200 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:50:00,200 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:50:00,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:50:00,201 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:50:00,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:50:00,201 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:50:00,202 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 23:50:00,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 23:50:00,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:50:00,203 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:50:00,203 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:50:00,203 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c38a465d0220cf01948e55e000cc294b2ce38efcbb4b721d4a1ffa16ed168e3 [2021-11-12 23:50:00,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:50:00,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:50:00,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:50:00,592 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:50:00,593 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:50:00,594 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/float-newlib/float_req_bl_0550a.c [2021-11-12 23:50:00,685 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/data/0d0bd83c8/547aaafead4a479c86183a1dc2d07209/FLAG7f360d55d [2021-11-12 23:50:01,264 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:50:01,272 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/sv-benchmarks/c/float-newlib/float_req_bl_0550a.c [2021-11-12 23:50:01,295 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/data/0d0bd83c8/547aaafead4a479c86183a1dc2d07209/FLAG7f360d55d [2021-11-12 23:50:01,578 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/data/0d0bd83c8/547aaafead4a479c86183a1dc2d07209 [2021-11-12 23:50:01,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:50:01,589 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:50:01,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:50:01,612 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:50:01,615 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:50:01,623 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:50:01" (1/1) ... [2021-11-12 23:50:01,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6acd77cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:01, skipping insertion in model container [2021-11-12 23:50:01,628 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:50:01" (1/1) ... [2021-11-12 23:50:01,651 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:50:01,732 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:50:02,104 WARN L228 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_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/sv-benchmarks/c/float-newlib/float_req_bl_0550a.c[15665,15678] [2021-11-12 23:50:02,107 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:50:02,174 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 23:50:02,315 WARN L228 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_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/sv-benchmarks/c/float-newlib/float_req_bl_0550a.c[15665,15678] [2021-11-12 23:50:02,316 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:50:02,381 INFO L208 MainTranslator]: Completed translation [2021-11-12 23:50:02,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:02 WrapperNode [2021-11-12 23:50:02,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:50:02,384 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 23:50:02,384 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 23:50:02,384 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 23:50:02,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:02" (1/1) ... [2021-11-12 23:50:02,428 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:02" (1/1) ... [2021-11-12 23:50:02,548 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 23:50:02,549 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 23:50:02,549 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 23:50:02,550 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 23:50:02,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:02" (1/1) ... [2021-11-12 23:50:02,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:02" (1/1) ... [2021-11-12 23:50:02,589 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:02" (1/1) ... [2021-11-12 23:50:02,590 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:02" (1/1) ... [2021-11-12 23:50:02,681 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:02" (1/1) ... [2021-11-12 23:50:02,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:02" (1/1) ... [2021-11-12 23:50:02,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:02" (1/1) ... [2021-11-12 23:50:02,744 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 23:50:02,749 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 23:50:02,750 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 23:50:02,750 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 23:50:02,752 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:02" (1/1) ... [2021-11-12 23:50:02,764 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:50:02,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:50:02,793 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 23:50:02,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 23:50:02,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 23:50:02,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-12 23:50:02,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-12 23:50:02,858 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2021-11-12 23:50:02,858 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2021-11-12 23:50:02,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-11-12 23:50:02,859 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2021-11-12 23:50:02,859 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2021-11-12 23:50:02,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-12 23:50:02,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-11-12 23:50:02,860 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2021-11-12 23:50:02,860 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2021-11-12 23:50:02,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-12 23:50:02,860 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tanf [2021-11-12 23:50:02,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tanf [2021-11-12 23:50:02,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 23:50:02,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 23:50:02,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 23:50:04,701 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 23:50:04,701 INFO L299 CfgBuilder]: Removed 63 assume(true) statements. [2021-11-12 23:50:04,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:50:04 BoogieIcfgContainer [2021-11-12 23:50:04,705 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 23:50:04,707 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 23:50:04,708 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 23:50:04,712 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 23:50:04,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 11:50:01" (1/3) ... [2021-11-12 23:50:04,714 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@342cb243 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:50:04, skipping insertion in model container [2021-11-12 23:50:04,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:02" (2/3) ... [2021-11-12 23:50:04,715 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@342cb243 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:50:04, skipping insertion in model container [2021-11-12 23:50:04,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:50:04" (3/3) ... [2021-11-12 23:50:04,717 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0550a.c [2021-11-12 23:50:04,724 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 23:50:04,724 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-12 23:50:04,795 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 23:50:04,804 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-12 23:50:04,804 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-12 23:50:04,832 INFO L276 IsEmpty]: Start isEmpty. Operand has 163 states, 146 states have (on average 1.6917808219178083) internal successors, (247), 147 states have internal predecessors, (247), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-12 23:50:04,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-12 23:50:04,838 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:50:04,839 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:50:04,839 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:50:04,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:50:04,847 INFO L85 PathProgramCache]: Analyzing trace with hash -1570909943, now seen corresponding path program 1 times [2021-11-12 23:50:04,858 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:50:04,859 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036539758] [2021-11-12 23:50:04,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:50:04,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:50:05,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:50:05,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:50:05,282 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:50:05,283 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036539758] [2021-11-12 23:50:05,284 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036539758] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:50:05,284 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:50:05,284 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-12 23:50:05,286 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079626537] [2021-11-12 23:50:05,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:50:05,293 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-12 23:50:05,293 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:50:05,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-12 23:50:05,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 23:50:05,342 INFO L87 Difference]: Start difference. First operand has 163 states, 146 states have (on average 1.6917808219178083) internal successors, (247), 147 states have internal predecessors, (247), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2021-11-12 23:50:05,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:50:05,608 INFO L93 Difference]: Finished difference Result 325 states and 548 transitions. [2021-11-12 23:50:05,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-12 23:50:05,613 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 8 [2021-11-12 23:50:05,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:50:05,637 INFO L225 Difference]: With dead ends: 325 [2021-11-12 23:50:05,638 INFO L226 Difference]: Without dead ends: 161 [2021-11-12 23:50:05,651 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 23:50:05,656 INFO L933 BasicCegarLoop]: 170 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 145.41ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 170 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.68ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 176.68ms IncrementalHoareTripleChecker+Time [2021-11-12 23:50:05,658 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 170 Invalid, 53 Unknown, 0 Unchecked, 3.68ms Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 176.68ms Time] [2021-11-12 23:50:05,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2021-11-12 23:50:05,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2021-11-12 23:50:05,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 145 states have (on average 1.3724137931034484) internal successors, (199), 145 states have internal predecessors, (199), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-12 23:50:05,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 221 transitions. [2021-11-12 23:50:05,763 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 221 transitions. Word has length 8 [2021-11-12 23:50:05,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:50:05,763 INFO L470 AbstractCegarLoop]: Abstraction has 161 states and 221 transitions. [2021-11-12 23:50:05,763 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2021-11-12 23:50:05,764 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 221 transitions. [2021-11-12 23:50:05,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-12 23:50:05,765 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:50:05,765 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:50:05,765 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-12 23:50:05,766 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:50:05,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:50:05,767 INFO L85 PathProgramCache]: Analyzing trace with hash -1138085447, now seen corresponding path program 1 times [2021-11-12 23:50:05,767 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:50:05,768 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228586605] [2021-11-12 23:50:05,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:50:05,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:50:06,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-12 23:50:06,020 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-12 23:50:06,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-12 23:50:06,267 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-12 23:50:06,267 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-12 23:50:06,270 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-12 23:50:06,273 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-12 23:50:06,282 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-12 23:50:06,285 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-12 23:50:06,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 11:50:06 BoogieIcfgContainer [2021-11-12 23:50:06,345 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-12 23:50:06,346 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-12 23:50:06,346 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-12 23:50:06,347 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-12 23:50:06,347 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:50:04" (3/4) ... [2021-11-12 23:50:06,351 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-12 23:50:06,351 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-12 23:50:06,353 INFO L158 Benchmark]: Toolchain (without parser) took 4763.23ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 80.7MB in the beginning and 82.7MB in the end (delta: -2.1MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2021-11-12 23:50:06,353 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 121.6MB. Free memory was 99.0MB in the beginning and 98.9MB in the end (delta: 72.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:50:06,354 INFO L158 Benchmark]: CACSL2BoogieTranslator took 771.54ms. Allocated memory is still 121.6MB. Free memory was 80.4MB in the beginning and 76.5MB in the end (delta: 3.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-12 23:50:06,355 INFO L158 Benchmark]: Boogie Procedure Inliner took 164.70ms. Allocated memory is still 121.6MB. Free memory was 76.5MB in the beginning and 69.6MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-12 23:50:06,356 INFO L158 Benchmark]: Boogie Preprocessor took 199.08ms. Allocated memory is still 121.6MB. Free memory was 69.6MB in the beginning and 62.9MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-12 23:50:06,357 INFO L158 Benchmark]: RCFGBuilder took 1955.87ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 62.9MB in the beginning and 95.3MB in the end (delta: -32.4MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2021-11-12 23:50:06,358 INFO L158 Benchmark]: TraceAbstraction took 1638.10ms. Allocated memory is still 146.8MB. Free memory was 94.2MB in the beginning and 82.7MB in the end (delta: 11.5MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2021-11-12 23:50:06,359 INFO L158 Benchmark]: Witness Printer took 5.30ms. Allocated memory is still 146.8MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:50:06,364 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 121.6MB. Free memory was 99.0MB in the beginning and 98.9MB in the end (delta: 72.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 771.54ms. Allocated memory is still 121.6MB. Free memory was 80.4MB in the beginning and 76.5MB in the end (delta: 3.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 164.70ms. Allocated memory is still 121.6MB. Free memory was 76.5MB in the beginning and 69.6MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 199.08ms. Allocated memory is still 121.6MB. Free memory was 69.6MB in the beginning and 62.9MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1955.87ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 62.9MB in the beginning and 95.3MB in the end (delta: -32.4MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1638.10ms. Allocated memory is still 146.8MB. Free memory was 94.2MB in the beginning and 82.7MB in the end (delta: 11.5MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * Witness Printer took 5.30ms. Allocated memory is still 146.8MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 631]: 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 72, overapproximation of someUnaryDOUBLEoperation at line 512, overapproximation of bitwiseAnd at line 606, overapproximation of someBinaryArithmeticFLOAToperation at line 611. Possible FailurePath: [L14] static const float huge_floor = 1.0e30; [L94-L96] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L164] static const int init_jk_krempio[] = {4, 7, 9}; [L166-L170] 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, }; [L172-L174] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L349-L367] 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, }; [L369-L375] 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}; [L377-L386] 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; [L506-L514] static const float one_ktan = 1.0000000000e+00, pio4_ktan = 7.8539812565e-01, pio4lo_ktan = 3.7748947079e-08, T_ktan[] = { 3.3333334327e-01, 1.3333334029e-01, 5.3968254477e-02, 2.1869488060e-02, 8.8632395491e-03, 3.5920790397e-03, 1.4562094584e-03, 5.8804126456e-04, 2.4646313977e-04, 7.8179444245e-05, 7.1407252108e-05, -1.8558637748e-05, 2.5907305826e-05, }; [L626] float x = 1.0f / 0.0f; [L627] CALL, EXPR tan_float(x) [L597] float y[2], z = 0.0; [L598] __int32_t n, ix; VAL [\old(x)=1000000000000000000000000000001, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={22:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={18:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={14:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={30:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={19:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000001, y={23:0}, z=0, zero_krempio=0, zero_rempio=0] [L601] ieee_float_shape_type gf_u; [L602] gf_u.value = (x) [L603] EXPR gf_u.word [L603] (ix) = gf_u.word [L606] ix &= 0x7fffffff VAL [\old(x)=1000000000000000000000000000001, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={22:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={18:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={14:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={30:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={19:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000001, y={23:0}, z=0, zero_krempio=0, zero_rempio=0] [L607] COND FALSE !(ix <= 0x3f490fda) VAL [\old(x)=1000000000000000000000000000001, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={22:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={18:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={14:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={30:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={19:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000001, y={23:0}, z=0, zero_krempio=0, zero_rempio=0] [L610] COND TRUE !((ix) < 0x7f800000L) [L611] return x - x; [L611] return x - x; VAL [\old(x)=1000000000000000000000000000001, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={22:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={18:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={14:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={30:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={19:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000001, z=0, zero_krempio=0, zero_rempio=0] [L627] RET, EXPR tan_float(x) [L627] float res = tan_float(x); [L630] CALL, EXPR isnan_float(res) [L72] return x != x; [L630] RET, EXPR isnan_float(res) [L630] COND TRUE !isnan_float(res) [L631] reach_error() VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={22:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={18:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={14:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, res=1000000000000000000000000000002, T_ktan={30:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={19:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000001, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 163 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 176.68ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 170 SdHoareTripleChecker+Invalid, 145.41ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 53 IncrementalHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 170 mSDtfsCounter, 53 mSolverCounterSat, 3.68ms 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=163occurred 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, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 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 [2021-11-12 23:50:06,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0550a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4c38a465d0220cf01948e55e000cc294b2ce38efcbb4b721d4a1ffa16ed168e3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:50:09,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:50:09,318 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:50:09,387 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:50:09,388 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:50:09,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:50:09,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:50:09,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:50:09,404 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:50:09,417 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:50:09,418 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:50:09,419 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:50:09,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:50:09,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:50:09,423 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:50:09,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:50:09,427 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:50:09,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:50:09,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:50:09,434 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:50:09,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:50:09,438 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:50:09,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:50:09,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:50:09,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:50:09,447 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:50:09,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:50:09,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:50:09,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:50:09,451 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:50:09,452 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:50:09,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:50:09,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:50:09,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:50:09,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:50:09,458 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:50:09,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:50:09,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:50:09,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:50:09,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:50:09,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:50:09,464 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-12 23:50:09,495 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:50:09,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:50:09,497 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:50:09,497 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:50:09,498 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:50:09,498 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:50:09,498 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:50:09,499 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:50:09,499 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:50:09,499 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:50:09,500 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:50:09,501 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 23:50:09,501 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 23:50:09,501 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:50:09,501 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:50:09,502 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:50:09,502 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:50:09,502 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:50:09,503 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 23:50:09,503 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 23:50:09,503 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 23:50:09,504 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:50:09,504 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:50:09,504 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:50:09,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:50:09,505 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 23:50:09,505 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:50:09,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:50:09,506 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:50:09,506 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:50:09,506 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:50:09,507 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 23:50:09,507 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 23:50:09,507 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:50:09,508 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:50:09,508 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:50:09,508 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_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c38a465d0220cf01948e55e000cc294b2ce38efcbb4b721d4a1ffa16ed168e3 [2021-11-12 23:50:10,046 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:50:10,096 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:50:10,100 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:50:10,102 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:50:10,105 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:50:10,107 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/float-newlib/float_req_bl_0550a.c [2021-11-12 23:50:10,207 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/data/3ea9cda41/275ae240f83146468cec746a3a9f832e/FLAGe5e0b9cf0 [2021-11-12 23:50:11,024 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:50:11,024 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/sv-benchmarks/c/float-newlib/float_req_bl_0550a.c [2021-11-12 23:50:11,038 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/data/3ea9cda41/275ae240f83146468cec746a3a9f832e/FLAGe5e0b9cf0 [2021-11-12 23:50:11,239 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/data/3ea9cda41/275ae240f83146468cec746a3a9f832e [2021-11-12 23:50:11,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:50:11,246 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:50:11,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:50:11,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:50:11,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:50:11,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:50:11" (1/1) ... [2021-11-12 23:50:11,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@691a608b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:11, skipping insertion in model container [2021-11-12 23:50:11,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:50:11" (1/1) ... [2021-11-12 23:50:11,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:50:11,343 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:50:11,867 WARN L228 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_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/sv-benchmarks/c/float-newlib/float_req_bl_0550a.c[15665,15678] [2021-11-12 23:50:11,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:50:11,953 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 23:50:12,136 WARN L228 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_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/sv-benchmarks/c/float-newlib/float_req_bl_0550a.c[15665,15678] [2021-11-12 23:50:12,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:50:12,269 INFO L208 MainTranslator]: Completed translation [2021-11-12 23:50:12,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:12 WrapperNode [2021-11-12 23:50:12,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:50:12,276 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 23:50:12,276 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 23:50:12,276 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 23:50:12,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:12" (1/1) ... [2021-11-12 23:50:12,337 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:12" (1/1) ... [2021-11-12 23:50:12,448 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 23:50:12,449 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 23:50:12,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 23:50:12,450 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 23:50:12,461 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:12" (1/1) ... [2021-11-12 23:50:12,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:12" (1/1) ... [2021-11-12 23:50:12,498 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:12" (1/1) ... [2021-11-12 23:50:12,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:12" (1/1) ... [2021-11-12 23:50:12,587 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:12" (1/1) ... [2021-11-12 23:50:12,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:12" (1/1) ... [2021-11-12 23:50:12,627 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:12" (1/1) ... [2021-11-12 23:50:12,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 23:50:12,657 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 23:50:12,657 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 23:50:12,657 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 23:50:12,658 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:12" (1/1) ... [2021-11-12 23:50:12,670 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:50:12,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:50:12,701 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 23:50:12,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 23:50:12,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-12 23:50:12,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-12 23:50:12,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 23:50:12,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-11-12 23:50:12,774 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2021-11-12 23:50:12,774 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2021-11-12 23:50:12,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-12 23:50:12,774 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2021-11-12 23:50:12,774 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2021-11-12 23:50:12,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-11-12 23:50:12,775 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2021-11-12 23:50:12,775 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2021-11-12 23:50:12,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-11-12 23:50:12,775 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tanf [2021-11-12 23:50:12,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tanf [2021-11-12 23:50:12,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 23:50:12,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 23:50:12,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-12 23:50:12,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 23:50:45,783 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 23:50:45,783 INFO L299 CfgBuilder]: Removed 63 assume(true) statements. [2021-11-12 23:50:45,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:50:45 BoogieIcfgContainer [2021-11-12 23:50:45,792 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 23:50:45,796 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 23:50:45,796 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 23:50:45,800 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 23:50:45,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 11:50:11" (1/3) ... [2021-11-12 23:50:45,802 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a8ffbd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:50:45, skipping insertion in model container [2021-11-12 23:50:45,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:50:12" (2/3) ... [2021-11-12 23:50:45,803 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a8ffbd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:50:45, skipping insertion in model container [2021-11-12 23:50:45,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:50:45" (3/3) ... [2021-11-12 23:50:45,804 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0550a.c [2021-11-12 23:50:45,811 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 23:50:45,812 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-12 23:50:45,887 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 23:50:45,899 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-12 23:50:45,899 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-12 23:50:45,960 INFO L276 IsEmpty]: Start isEmpty. Operand has 243 states, 226 states have (on average 1.668141592920354) internal successors, (377), 227 states have internal predecessors, (377), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-12 23:50:45,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-12 23:50:45,967 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:50:45,969 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:50:45,969 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:50:45,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:50:45,977 INFO L85 PathProgramCache]: Analyzing trace with hash 1661333739, now seen corresponding path program 1 times [2021-11-12 23:50:45,996 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:50:45,996 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [557281567] [2021-11-12 23:50:45,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:50:45,998 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:50:45,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:50:46,003 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:50:46,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-12 23:50:47,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:50:47,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-12 23:50:47,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:50:47,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:50:47,948 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:50:48,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:50:48,036 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:50:48,036 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [557281567] [2021-11-12 23:50:48,037 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [557281567] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:50:48,037 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:50:48,037 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-12 23:50:48,039 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188595593] [2021-11-12 23:50:48,040 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:50:48,045 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-12 23:50:48,045 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:50:48,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-12 23:50:48,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 23:50:48,096 INFO L87 Difference]: Start difference. First operand has 243 states, 226 states have (on average 1.668141592920354) internal successors, (377), 227 states have internal predecessors, (377), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:50:48,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:50:48,186 INFO L93 Difference]: Finished difference Result 484 states and 807 transitions. [2021-11-12 23:50:48,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-12 23:50:48,196 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-11-12 23:50:48,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:50:48,213 INFO L225 Difference]: With dead ends: 484 [2021-11-12 23:50:48,213 INFO L226 Difference]: Without dead ends: 240 [2021-11-12 23:50:48,226 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 23:50:48,231 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.00ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.64ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.00ms IncrementalHoareTripleChecker+Time [2021-11-12 23:50:48,234 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 335 Invalid, 0 Unknown, 0 Unchecked, 6.64ms Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.00ms Time] [2021-11-12 23:50:48,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2021-11-12 23:50:48,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 240. [2021-11-12 23:50:48,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 224 states have (on average 1.3839285714285714) internal successors, (310), 224 states have internal predecessors, (310), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-12 23:50:48,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 332 transitions. [2021-11-12 23:50:48,334 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 332 transitions. Word has length 10 [2021-11-12 23:50:48,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:50:48,335 INFO L470 AbstractCegarLoop]: Abstraction has 240 states and 332 transitions. [2021-11-12 23:50:48,335 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:50:48,336 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 332 transitions. [2021-11-12 23:50:48,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-12 23:50:48,337 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:50:48,337 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:50:48,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-12 23:50:48,551 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:50:48,552 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:50:48,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:50:48,552 INFO L85 PathProgramCache]: Analyzing trace with hash 1284989465, now seen corresponding path program 1 times [2021-11-12 23:50:48,554 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:50:48,554 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1581838796] [2021-11-12 23:50:48,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:50:48,554 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:50:48,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:50:48,556 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:50:48,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-12 23:50:50,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:50:50,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-12 23:50:50,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:50:51,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:50:51,077 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:50:52,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:50:52,264 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:50:52,264 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1581838796] [2021-11-12 23:50:52,264 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1581838796] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:50:52,264 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:50:52,265 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-12 23:50:52,265 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555168260] [2021-11-12 23:50:52,265 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:50:52,266 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-12 23:50:52,267 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:50:52,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-12 23:50:52,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-12 23:50:52,268 INFO L87 Difference]: Start difference. First operand 240 states and 332 transitions. Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:50:56,224 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:50:57,974 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:50:59,653 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:51:02,590 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:51:04,426 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 23:51:07,056 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 23:51:09,062 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 23:51:11,479 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:51:13,296 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 23:51:15,577 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 23:51:18,720 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 23:51:20,726 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 23:51:22,647 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:51:24,890 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:51:26,895 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:51:29,040 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:51:31,203 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:51:33,213 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:51:35,258 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 23:51:40,836 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 23:51:43,614 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 23:51:44,882 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 23:51:47,789 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 23:51:48,866 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 23:51:53,347 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:51:55,811 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:51:58,430 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:52:00,542 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:52:02,223 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:52:04,140 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:52:05,676 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:52:10,157 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:52:12,729 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 23:52:14,294 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 23:52:15,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:52:15,855 INFO L93 Difference]: Finished difference Result 414 states and 574 transitions. [2021-11-12 23:52:15,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-12 23:52:15,867 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-12 23:52:15,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:52:15,875 INFO L225 Difference]: With dead ends: 414 [2021-11-12 23:52:15,876 INFO L226 Difference]: Without dead ends: 409 [2021-11-12 23:52:15,877 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-11-12 23:52:15,878 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 685 mSDsluCounter, 1823 mSDsCounter, 0 mSdLazyCounter, 471 mSolverCounterSat, 16 mSolverCounterUnsat, 16 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 81060.84ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 692 SdHoareTripleChecker+Valid, 2102 SdHoareTripleChecker+Invalid, 503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 20.10ms SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 471 IncrementalHoareTripleChecker+Invalid, 16 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 83137.12ms IncrementalHoareTripleChecker+Time [2021-11-12 23:52:15,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [692 Valid, 2102 Invalid, 503 Unknown, 0 Unchecked, 20.10ms Time], IncrementalHoareTripleChecker [16 Valid, 471 Invalid, 16 Unknown, 0 Unchecked, 83137.12ms Time] [2021-11-12 23:52:15,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2021-11-12 23:52:15,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 399. [2021-11-12 23:52:15,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 399 states, 370 states have (on average 1.3945945945945946) internal successors, (516), 371 states have internal predecessors, (516), 20 states have call successors, (20), 8 states have call predecessors, (20), 8 states have return successors, (22), 19 states have call predecessors, (22), 20 states have call successors, (22) [2021-11-12 23:52:15,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 558 transitions. [2021-11-12 23:52:15,954 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 558 transitions. Word has length 11 [2021-11-12 23:52:15,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:52:15,955 INFO L470 AbstractCegarLoop]: Abstraction has 399 states and 558 transitions. [2021-11-12 23:52:15,955 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:52:15,955 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 558 transitions. [2021-11-12 23:52:15,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-12 23:52:15,958 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:52:15,958 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:52:16,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-12 23:52:16,177 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:52:16,178 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:52:16,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:52:16,178 INFO L85 PathProgramCache]: Analyzing trace with hash 1198255602, now seen corresponding path program 1 times [2021-11-12 23:52:16,179 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:52:16,180 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1403951205] [2021-11-12 23:52:16,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:52:16,180 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:52:16,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:52:16,183 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:52:16,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-12 23:52:19,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:52:19,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-12 23:52:19,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:52:20,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:52:20,466 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:52:21,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:52:21,150 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:52:21,151 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1403951205] [2021-11-12 23:52:21,151 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1403951205] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:52:21,151 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:52:21,151 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [] total 7 [2021-11-12 23:52:21,151 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040136716] [2021-11-12 23:52:21,152 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:52:21,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-12 23:52:21,152 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:52:21,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-12 23:52:21,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-12 23:52:21,153 INFO L87 Difference]: Start difference. First operand 399 states and 558 transitions. Second operand has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 7 states have internal predecessors, (34), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-12 23:52:21,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:52:21,209 INFO L93 Difference]: Finished difference Result 443 states and 607 transitions. [2021-11-12 23:52:21,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:52:21,211 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 7 states have internal predecessors, (34), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 22 [2021-11-12 23:52:21,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:52:21,216 INFO L225 Difference]: With dead ends: 443 [2021-11-12 23:52:21,217 INFO L226 Difference]: Without dead ends: 397 [2021-11-12 23:52:21,217 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 36 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-12 23:52:21,219 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 1 mSDsluCounter, 965 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.36ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1289 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.49ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 4 IncrementalHoareTripleChecker+Unchecked, 32.97ms IncrementalHoareTripleChecker+Time [2021-11-12 23:52:21,219 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 1289 Invalid, 6 Unknown, 0 Unchecked, 4.49ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 4 Unchecked, 32.97ms Time] [2021-11-12 23:52:21,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2021-11-12 23:52:21,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 397. [2021-11-12 23:52:21,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 397 states, 369 states have (on average 1.3929539295392954) internal successors, (514), 370 states have internal predecessors, (514), 19 states have call successors, (19), 8 states have call predecessors, (19), 8 states have return successors, (20), 18 states have call predecessors, (20), 19 states have call successors, (20) [2021-11-12 23:52:21,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 553 transitions. [2021-11-12 23:52:21,258 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 553 transitions. Word has length 22 [2021-11-12 23:52:21,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:52:21,259 INFO L470 AbstractCegarLoop]: Abstraction has 397 states and 553 transitions. [2021-11-12 23:52:21,259 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 7 states have internal predecessors, (34), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-12 23:52:21,259 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 553 transitions. [2021-11-12 23:52:21,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-12 23:52:21,261 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:52:21,262 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:52:21,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-12 23:52:21,475 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:52:21,475 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:52:21,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:52:21,476 INFO L85 PathProgramCache]: Analyzing trace with hash 1304362496, now seen corresponding path program 1 times [2021-11-12 23:52:21,478 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:52:21,478 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1536625120] [2021-11-12 23:52:21,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:52:21,478 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:52:21,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:52:21,480 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:52:21,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-12 23:52:24,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:52:25,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-12 23:52:25,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:52:25,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:52:25,853 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:52:26,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:52:26,557 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:52:26,558 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1536625120] [2021-11-12 23:52:26,558 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1536625120] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:52:26,558 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:52:26,558 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [] total 7 [2021-11-12 23:52:26,558 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495559779] [2021-11-12 23:52:26,558 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:52:26,559 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-12 23:52:26,559 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:52:26,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-12 23:52:26,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-12 23:52:26,560 INFO L87 Difference]: Start difference. First operand 397 states and 553 transitions. Second operand has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-12 23:52:26,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:52:26,589 INFO L93 Difference]: Finished difference Result 397 states and 553 transitions. [2021-11-12 23:52:26,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:52:26,590 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 28 [2021-11-12 23:52:26,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:52:26,591 INFO L225 Difference]: With dead ends: 397 [2021-11-12 23:52:26,591 INFO L226 Difference]: Without dead ends: 0 [2021-11-12 23:52:26,592 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 48 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-12 23:52:26,593 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 1 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.42ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.07ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 3 IncrementalHoareTripleChecker+Unchecked, 21.45ms IncrementalHoareTripleChecker+Time [2021-11-12 23:52:26,594 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 8 Invalid, 4 Unknown, 0 Unchecked, 0.07ms Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 3 Unchecked, 21.45ms Time] [2021-11-12 23:52:26,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-12 23:52:26,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-12 23:52:26,595 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) [2021-11-12 23:52:26,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-12 23:52:26,596 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 28 [2021-11-12 23:52:26,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:52:26,596 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-12 23:52:26,596 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-12 23:52:26,599 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-12 23:52:26,599 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-12 23:52:26,602 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-12 23:52:26,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-12 23:52:26,823 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:52:26,825 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-12 23:52:27,537 INFO L858 garLoopResultBuilder]: For program point copysign_floatEXIT(lines 74 92) no Hoare annotation was computed. [2021-11-12 23:52:27,537 INFO L858 garLoopResultBuilder]: For program point L81(lines 81 85) no Hoare annotation was computed. [2021-11-12 23:52:27,537 INFO L858 garLoopResultBuilder]: For program point L81-1(lines 74 92) no Hoare annotation was computed. [2021-11-12 23:52:27,537 INFO L858 garLoopResultBuilder]: For program point L86(lines 86 90) no Hoare annotation was computed. [2021-11-12 23:52:27,538 INFO L858 garLoopResultBuilder]: For program point L86-1(lines 74 92) no Hoare annotation was computed. [2021-11-12 23:52:27,538 INFO L861 garLoopResultBuilder]: At program point copysign_floatENTRY(lines 74 92) the Hoare annotation is: true [2021-11-12 23:52:27,538 INFO L858 garLoopResultBuilder]: For program point L86-2(lines 86 90) no Hoare annotation was computed. [2021-11-12 23:52:27,538 INFO L858 garLoopResultBuilder]: For program point L76-1(lines 76 80) no Hoare annotation was computed. [2021-11-12 23:52:27,538 INFO L861 garLoopResultBuilder]: At program point L76-2(lines 76 80) the Hoare annotation is: true [2021-11-12 23:52:27,538 INFO L858 garLoopResultBuilder]: For program point copysign_floatFINAL(lines 74 92) no Hoare annotation was computed. [2021-11-12 23:52:27,539 INFO L858 garLoopResultBuilder]: For program point L527(lines 527 530) no Hoare annotation was computed. [2021-11-12 23:52:27,539 INFO L858 garLoopResultBuilder]: For program point __kernel_tanfFINAL(lines 516 594) no Hoare annotation was computed. [2021-11-12 23:52:27,539 INFO L858 garLoopResultBuilder]: For program point L519-1(lines 519 523) no Hoare annotation was computed. [2021-11-12 23:52:27,539 INFO L861 garLoopResultBuilder]: At program point L519-2(lines 519 523) the Hoare annotation is: true [2021-11-12 23:52:27,539 INFO L858 garLoopResultBuilder]: For program point L519-3(lines 519 523) no Hoare annotation was computed. [2021-11-12 23:52:27,539 INFO L858 garLoopResultBuilder]: For program point L581-1(lines 581 585) no Hoare annotation was computed. [2021-11-12 23:52:27,543 INFO L861 garLoopResultBuilder]: At program point L581-2(lines 581 585) the Hoare annotation is: true [2021-11-12 23:52:27,543 INFO L858 garLoopResultBuilder]: For program point L569-1(lines 569 573) no Hoare annotation was computed. [2021-11-12 23:52:27,543 INFO L861 garLoopResultBuilder]: At program point L569-2(lines 569 573) the Hoare annotation is: true [2021-11-12 23:52:27,544 INFO L861 garLoopResultBuilder]: At program point L528(line 528) the Hoare annotation is: true [2021-11-12 23:52:27,544 INFO L858 garLoopResultBuilder]: For program point __kernel_tanfEXIT(lines 516 594) no Hoare annotation was computed. [2021-11-12 23:52:27,544 INFO L858 garLoopResultBuilder]: For program point L528-1(line 528) no Hoare annotation was computed. [2021-11-12 23:52:27,544 INFO L858 garLoopResultBuilder]: For program point L557(lines 557 561) no Hoare annotation was computed. [2021-11-12 23:52:27,545 INFO L861 garLoopResultBuilder]: At program point __kernel_tanfENTRY(lines 516 594) the Hoare annotation is: true [2021-11-12 23:52:27,545 INFO L858 garLoopResultBuilder]: For program point L586(lines 586 590) no Hoare annotation was computed. [2021-11-12 23:52:27,545 INFO L858 garLoopResultBuilder]: For program point L586-1(lines 564 593) no Hoare annotation was computed. [2021-11-12 23:52:27,545 INFO L858 garLoopResultBuilder]: For program point L586-2(lines 586 590) no Hoare annotation was computed. [2021-11-12 23:52:27,545 INFO L858 garLoopResultBuilder]: For program point L574(lines 574 578) no Hoare annotation was computed. [2021-11-12 23:52:27,546 INFO L858 garLoopResultBuilder]: For program point L574-1(lines 564 593) no Hoare annotation was computed. [2021-11-12 23:52:27,546 INFO L858 garLoopResultBuilder]: For program point L574-2(lines 574 578) no Hoare annotation was computed. [2021-11-12 23:52:27,546 INFO L858 garLoopResultBuilder]: For program point L533-1(lines 533 542) no Hoare annotation was computed. [2021-11-12 23:52:27,546 INFO L858 garLoopResultBuilder]: For program point L562(lines 562 593) no Hoare annotation was computed. [2021-11-12 23:52:27,546 INFO L858 garLoopResultBuilder]: For program point L525(lines 525 532) no Hoare annotation was computed. [2021-11-12 23:52:27,547 INFO L858 garLoopResultBuilder]: For program point L525-2(lines 516 594) no Hoare annotation was computed. [2021-11-12 23:52:27,547 INFO L858 garLoopResultBuilder]: For program point L534(lines 534 537) no Hoare annotation was computed. [2021-11-12 23:52:27,547 INFO L858 garLoopResultBuilder]: For program point L534-2(lines 534 537) no Hoare annotation was computed. [2021-11-12 23:52:27,547 INFO L858 garLoopResultBuilder]: For program point L530(line 530) no Hoare annotation was computed. [2021-11-12 23:52:27,547 INFO L858 garLoopResultBuilder]: For program point L530-2(line 530) no Hoare annotation was computed. [2021-11-12 23:52:27,548 INFO L858 garLoopResultBuilder]: For program point L526(lines 526 531) no Hoare annotation was computed. [2021-11-12 23:52:27,548 INFO L858 garLoopResultBuilder]: For program point fabs_floatFINAL(lines 149 162) no Hoare annotation was computed. [2021-11-12 23:52:27,548 INFO L858 garLoopResultBuilder]: For program point L156(lines 156 160) no Hoare annotation was computed. [2021-11-12 23:52:27,548 INFO L858 garLoopResultBuilder]: For program point L156-1(lines 149 162) no Hoare annotation was computed. [2021-11-12 23:52:27,548 INFO L858 garLoopResultBuilder]: For program point L156-2(lines 156 160) no Hoare annotation was computed. [2021-11-12 23:52:27,549 INFO L858 garLoopResultBuilder]: For program point fabs_floatEXIT(lines 149 162) no Hoare annotation was computed. [2021-11-12 23:52:27,549 INFO L861 garLoopResultBuilder]: At program point fabs_floatENTRY(lines 149 162) the Hoare annotation is: true [2021-11-12 23:52:27,549 INFO L858 garLoopResultBuilder]: For program point L151-1(lines 151 155) no Hoare annotation was computed. [2021-11-12 23:52:27,549 INFO L861 garLoopResultBuilder]: At program point L151-2(lines 151 155) the Hoare annotation is: true [2021-11-12 23:52:27,549 INFO L858 garLoopResultBuilder]: For program point L630(lines 630 633) no Hoare annotation was computed. [2021-11-12 23:52:27,550 INFO L858 garLoopResultBuilder]: For program point L498(lines 498 502) no Hoare annotation was computed. [2021-11-12 23:52:27,550 INFO L858 garLoopResultBuilder]: For program point L300-2(lines 300 301) no Hoare annotation was computed. [2021-11-12 23:52:27,550 INFO L854 garLoopResultBuilder]: At program point L300-3(lines 300 301) the Hoare annotation is: false [2021-11-12 23:52:27,550 INFO L858 garLoopResultBuilder]: For program point L300-4(lines 300 301) no Hoare annotation was computed. [2021-11-12 23:52:27,550 INFO L858 garLoopResultBuilder]: For program point L631(line 631) no Hoare annotation was computed. [2021-11-12 23:52:27,551 INFO L858 garLoopResultBuilder]: For program point L400(lines 400 404) no Hoare annotation was computed. [2021-11-12 23:52:27,551 INFO L858 garLoopResultBuilder]: For program point L334-2(lines 334 335) no Hoare annotation was computed. [2021-11-12 23:52:27,551 INFO L854 garLoopResultBuilder]: At program point L334-3(lines 334 335) the Hoare annotation is: false [2021-11-12 23:52:27,551 INFO L858 garLoopResultBuilder]: For program point L334-4(lines 305 345) no Hoare annotation was computed. [2021-11-12 23:52:27,551 INFO L858 garLoopResultBuilder]: For program point L37(lines 37 38) no Hoare annotation was computed. [2021-11-12 23:52:27,552 INFO L858 garLoopResultBuilder]: For program point L600-1(lines 600 604) no Hoare annotation was computed. [2021-11-12 23:52:27,552 INFO L854 garLoopResultBuilder]: At program point L600-2(lines 600 604) the Hoare annotation is: (and (= |ULTIMATE.start_tan_float_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= currentRoundingMode roundNearestTiesToEven)) [2021-11-12 23:52:27,552 INFO L858 garLoopResultBuilder]: For program point L600-3(lines 600 604) no Hoare annotation was computed. [2021-11-12 23:52:27,552 INFO L854 garLoopResultBuilder]: At program point L270(lines 177 347) the Hoare annotation is: false [2021-11-12 23:52:27,552 INFO L858 garLoopResultBuilder]: For program point L204-2(lines 204 208) no Hoare annotation was computed. [2021-11-12 23:52:27,553 INFO L854 garLoopResultBuilder]: At program point L204-3(lines 204 208) the Hoare annotation is: false [2021-11-12 23:52:27,553 INFO L854 garLoopResultBuilder]: At program point L204-4(lines 204 208) the Hoare annotation is: false [2021-11-12 23:52:27,553 INFO L854 garLoopResultBuilder]: At program point L72(line 72) the Hoare annotation is: (and (= |ULTIMATE.start_tan_float_#res#1| (let ((.cse0 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)))) (fp.sub roundNearestTiesToEven .cse0 .cse0))) (= |ULTIMATE.start_tan_float_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= currentRoundingMode roundNearestTiesToEven) (= (_ bv1 32) |ULTIMATE.start_isnan_float_#res#1|)) [2021-11-12 23:52:27,553 INFO L858 garLoopResultBuilder]: For program point L39(lines 39 43) no Hoare annotation was computed. [2021-11-12 23:52:27,554 INFO L858 garLoopResultBuilder]: For program point L436(line 436) no Hoare annotation was computed. [2021-11-12 23:52:27,554 INFO L858 garLoopResultBuilder]: For program point L436-2(lines 436 468) no Hoare annotation was computed. [2021-11-12 23:52:27,554 INFO L858 garLoopResultBuilder]: For program point L238-1(lines 225 253) no Hoare annotation was computed. [2021-11-12 23:52:27,554 INFO L858 garLoopResultBuilder]: For program point L40(lines 40 41) no Hoare annotation was computed. [2021-11-12 23:52:27,554 INFO L858 garLoopResultBuilder]: For program point L40-2(lines 40 41) no Hoare annotation was computed. [2021-11-12 23:52:27,555 INFO L861 garLoopResultBuilder]: At program point L635(lines 619 636) the Hoare annotation is: true [2021-11-12 23:52:27,555 INFO L854 garLoopResultBuilder]: At program point L503(lines 388 504) the Hoare annotation is: false [2021-11-12 23:52:27,555 INFO L858 garLoopResultBuilder]: For program point L470(lines 470 475) no Hoare annotation was computed. [2021-11-12 23:52:27,555 INFO L854 garLoopResultBuilder]: At program point L305(lines 305 345) the Hoare annotation is: false [2021-11-12 23:52:27,555 INFO L854 garLoopResultBuilder]: At program point L239(lines 239 246) the Hoare annotation is: false [2021-11-12 23:52:27,556 INFO L858 garLoopResultBuilder]: For program point L405(lines 405 429) no Hoare annotation was computed. [2021-11-12 23:52:27,556 INFO L858 garLoopResultBuilder]: For program point L306(line 306) no Hoare annotation was computed. [2021-11-12 23:52:27,556 INFO L858 garLoopResultBuilder]: For program point L240(line 240) no Hoare annotation was computed. [2021-11-12 23:52:27,556 INFO L858 garLoopResultBuilder]: For program point L406(lines 406 428) no Hoare annotation was computed. [2021-11-12 23:52:27,556 INFO L858 garLoopResultBuilder]: For program point L308-2(lines 308 309) no Hoare annotation was computed. [2021-11-12 23:52:27,557 INFO L854 garLoopResultBuilder]: At program point L308-3(lines 308 309) the Hoare annotation is: false [2021-11-12 23:52:27,557 INFO L858 garLoopResultBuilder]: For program point L308-4(lines 305 345) no Hoare annotation was computed. [2021-11-12 23:52:27,557 INFO L858 garLoopResultBuilder]: For program point L408(lines 408 415) no Hoare annotation was computed. [2021-11-12 23:52:27,557 INFO L858 garLoopResultBuilder]: For program point L408-2(lines 408 415) no Hoare annotation was computed. [2021-11-12 23:52:27,557 INFO L858 garLoopResultBuilder]: For program point L243(line 243) no Hoare annotation was computed. [2021-11-12 23:52:27,558 INFO L858 garLoopResultBuilder]: For program point L210(line 210) no Hoare annotation was computed. [2021-11-12 23:52:27,558 INFO L858 garLoopResultBuilder]: For program point L607(lines 607 616) no Hoare annotation was computed. [2021-11-12 23:52:27,558 INFO L858 garLoopResultBuilder]: For program point L442-1(lines 442 446) no Hoare annotation was computed. [2021-11-12 23:52:27,558 INFO L854 garLoopResultBuilder]: At program point L442-2(lines 442 446) the Hoare annotation is: false [2021-11-12 23:52:27,558 INFO L858 garLoopResultBuilder]: For program point L442-3(lines 442 446) no Hoare annotation was computed. [2021-11-12 23:52:27,558 INFO L858 garLoopResultBuilder]: For program point L310-1(line 310) no Hoare annotation was computed. [2021-11-12 23:52:27,559 INFO L858 garLoopResultBuilder]: For program point L277-1(lines 277 280) no Hoare annotation was computed. [2021-11-12 23:52:27,559 INFO L854 garLoopResultBuilder]: At program point L277-3(lines 277 280) the Hoare annotation is: false [2021-11-12 23:52:27,559 INFO L858 garLoopResultBuilder]: For program point L46(lines 46 49) no Hoare annotation was computed. [2021-11-12 23:52:27,559 INFO L854 garLoopResultBuilder]: At program point L608(line 608) the Hoare annotation is: false [2021-11-12 23:52:27,560 INFO L858 garLoopResultBuilder]: For program point L608-1(line 608) no Hoare annotation was computed. [2021-11-12 23:52:27,560 INFO L858 garLoopResultBuilder]: For program point L312(line 312) no Hoare annotation was computed. [2021-11-12 23:52:27,560 INFO L858 garLoopResultBuilder]: For program point L312-2(line 312) no Hoare annotation was computed. [2021-11-12 23:52:27,560 INFO L858 garLoopResultBuilder]: For program point L610(lines 610 616) no Hoare annotation was computed. [2021-11-12 23:52:27,560 INFO L858 garLoopResultBuilder]: For program point L478(lines 478 481) no Hoare annotation was computed. [2021-11-12 23:52:27,560 INFO L854 garLoopResultBuilder]: At program point L346(lines 176 347) the Hoare annotation is: false [2021-11-12 23:52:27,561 INFO L858 garLoopResultBuilder]: For program point L313(line 313) no Hoare annotation was computed. [2021-11-12 23:52:27,561 INFO L858 garLoopResultBuilder]: For program point L215(lines 215 223) no Hoare annotation was computed. [2021-11-12 23:52:27,561 INFO L854 garLoopResultBuilder]: At program point L282(line 282) the Hoare annotation is: false [2021-11-12 23:52:27,561 INFO L858 garLoopResultBuilder]: For program point L282-1(line 282) no Hoare annotation was computed. [2021-11-12 23:52:27,561 INFO L858 garLoopResultBuilder]: For program point L315-2(lines 315 316) no Hoare annotation was computed. [2021-11-12 23:52:27,562 INFO L854 garLoopResultBuilder]: At program point L315-3(lines 315 316) the Hoare annotation is: false [2021-11-12 23:52:27,562 INFO L858 garLoopResultBuilder]: For program point L315-4(lines 305 345) no Hoare annotation was computed. [2021-11-12 23:52:27,562 INFO L858 garLoopResultBuilder]: For program point L51(lines 51 55) no Hoare annotation was computed. [2021-11-12 23:52:27,562 INFO L858 garLoopResultBuilder]: For program point L51-1(lines 16 57) no Hoare annotation was computed. [2021-11-12 23:52:27,562 INFO L858 garLoopResultBuilder]: For program point L51-2(lines 51 55) no Hoare annotation was computed. [2021-11-12 23:52:27,563 INFO L858 garLoopResultBuilder]: For program point L448(lines 448 467) no Hoare annotation was computed. [2021-11-12 23:52:27,563 INFO L858 garLoopResultBuilder]: For program point L448-1(lines 436 468) no Hoare annotation was computed. [2021-11-12 23:52:27,563 INFO L858 garLoopResultBuilder]: For program point L283(lines 283 290) no Hoare annotation was computed. [2021-11-12 23:52:27,563 INFO L858 garLoopResultBuilder]: For program point L250(lines 250 251) no Hoare annotation was computed. [2021-11-12 23:52:27,563 INFO L854 garLoopResultBuilder]: At program point L283-2(lines 274 291) the Hoare annotation is: false [2021-11-12 23:52:27,564 INFO L858 garLoopResultBuilder]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2021-11-12 23:52:27,564 INFO L854 garLoopResultBuilder]: At program point L19-2(lines 19 23) the Hoare annotation is: false [2021-11-12 23:52:27,564 INFO L858 garLoopResultBuilder]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2021-11-12 23:52:27,564 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-12 23:52:27,564 INFO L858 garLoopResultBuilder]: For program point L317-1(line 317) no Hoare annotation was computed. [2021-11-12 23:52:27,565 INFO L854 garLoopResultBuilder]: At program point L251(line 251) the Hoare annotation is: false [2021-11-12 23:52:27,565 INFO L858 garLoopResultBuilder]: For program point L251-1(line 251) no Hoare annotation was computed. [2021-11-12 23:52:27,565 INFO L854 garLoopResultBuilder]: At program point L615(line 615) the Hoare annotation is: false [2021-11-12 23:52:27,565 INFO L858 garLoopResultBuilder]: For program point L615-1(line 615) no Hoare annotation was computed. [2021-11-12 23:52:27,565 INFO L854 garLoopResultBuilder]: At program point L615-2(lines 596 617) the Hoare annotation is: (and (= |ULTIMATE.start_tan_float_#res#1| (let ((.cse0 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)))) (fp.sub roundNearestTiesToEven .cse0 .cse0))) (= |ULTIMATE.start_tan_float_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= currentRoundingMode roundNearestTiesToEven)) [2021-11-12 23:52:27,566 INFO L858 garLoopResultBuilder]: For program point L186(lines 186 187) no Hoare annotation was computed. [2021-11-12 23:52:27,566 INFO L858 garLoopResultBuilder]: For program point L186-2(lines 186 187) no Hoare annotation was computed. [2021-11-12 23:52:27,566 INFO L858 garLoopResultBuilder]: For program point L484-1(lines 484 488) no Hoare annotation was computed. [2021-11-12 23:52:27,566 INFO L854 garLoopResultBuilder]: At program point L484-2(lines 484 488) the Hoare annotation is: false [2021-11-12 23:52:27,566 INFO L858 garLoopResultBuilder]: For program point L484-3(lines 484 488) no Hoare annotation was computed. [2021-11-12 23:52:27,567 INFO L858 garLoopResultBuilder]: For program point L319-2(lines 319 320) no Hoare annotation was computed. [2021-11-12 23:52:27,567 INFO L858 garLoopResultBuilder]: For program point L220(lines 220 223) no Hoare annotation was computed. [2021-11-12 23:52:27,567 INFO L854 garLoopResultBuilder]: At program point L319-3(lines 319 320) the Hoare annotation is: false [2021-11-12 23:52:27,567 INFO L858 garLoopResultBuilder]: For program point L319-4(lines 305 345) no Hoare annotation was computed. [2021-11-12 23:52:27,567 INFO L858 garLoopResultBuilder]: For program point L419(lines 419 426) no Hoare annotation was computed. [2021-11-12 23:52:27,568 INFO L858 garLoopResultBuilder]: For program point L419-2(lines 419 426) no Hoare annotation was computed. [2021-11-12 23:52:27,568 INFO L854 garLoopResultBuilder]: At program point L56(lines 16 57) the Hoare annotation is: false [2021-11-12 23:52:27,568 INFO L858 garLoopResultBuilder]: For program point L321-1(line 321) no Hoare annotation was computed. [2021-11-12 23:52:27,568 INFO L858 garLoopResultBuilder]: For program point L222(lines 222 223) no Hoare annotation was computed. [2021-11-12 23:52:27,568 INFO L858 garLoopResultBuilder]: For program point L255-1(lines 177 347) no Hoare annotation was computed. [2021-11-12 23:52:27,568 INFO L858 garLoopResultBuilder]: For program point L222-2(lines 177 347) no Hoare annotation was computed. [2021-11-12 23:52:27,569 INFO L858 garLoopResultBuilder]: For program point L454-1(lines 454 458) no Hoare annotation was computed. [2021-11-12 23:52:27,569 INFO L854 garLoopResultBuilder]: At program point L454-2(lines 454 458) the Hoare annotation is: false [2021-11-12 23:52:27,569 INFO L858 garLoopResultBuilder]: For program point L454-3(lines 454 458) no Hoare annotation was computed. [2021-11-12 23:52:27,569 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-12 23:52:27,569 INFO L858 garLoopResultBuilder]: For program point L323(line 323) no Hoare annotation was computed. [2021-11-12 23:52:27,570 INFO L858 garLoopResultBuilder]: For program point L257-2(lines 257 258) no Hoare annotation was computed. [2021-11-12 23:52:27,570 INFO L854 garLoopResultBuilder]: At program point L257-3(lines 257 258) the Hoare annotation is: false [2021-11-12 23:52:27,570 INFO L858 garLoopResultBuilder]: For program point L257-4(lines 255 272) no Hoare annotation was computed. [2021-11-12 23:52:27,570 INFO L858 garLoopResultBuilder]: For program point L26(lines 26 50) no Hoare annotation was computed. [2021-11-12 23:52:27,570 INFO L858 garLoopResultBuilder]: For program point L489-2(lines 489 492) no Hoare annotation was computed. [2021-11-12 23:52:27,571 INFO L854 garLoopResultBuilder]: At program point L489-3(lines 489 492) the Hoare annotation is: false [2021-11-12 23:52:27,571 INFO L858 garLoopResultBuilder]: For program point L489-4(lines 489 492) no Hoare annotation was computed. [2021-11-12 23:52:27,571 INFO L858 garLoopResultBuilder]: For program point L324-2(lines 324 328) no Hoare annotation was computed. [2021-11-12 23:52:27,571 INFO L858 garLoopResultBuilder]: For program point L225(lines 177 347) no Hoare annotation was computed. [2021-11-12 23:52:27,571 INFO L854 garLoopResultBuilder]: At program point L324-3(lines 324 328) the Hoare annotation is: false [2021-11-12 23:52:27,572 INFO L858 garLoopResultBuilder]: For program point L324-4(lines 324 328) no Hoare annotation was computed. [2021-11-12 23:52:27,572 INFO L858 garLoopResultBuilder]: For program point L192-2(lines 192 193) no Hoare annotation was computed. [2021-11-12 23:52:27,572 INFO L854 garLoopResultBuilder]: At program point L192-3(lines 192 193) the Hoare annotation is: false [2021-11-12 23:52:27,572 INFO L858 garLoopResultBuilder]: For program point L192-4(lines 192 193) no Hoare annotation was computed. [2021-11-12 23:52:27,572 INFO L858 garLoopResultBuilder]: For program point L27(lines 27 44) no Hoare annotation was computed. [2021-11-12 23:52:27,572 INFO L858 garLoopResultBuilder]: For program point L193(line 193) no Hoare annotation was computed. [2021-11-12 23:52:27,573 INFO L858 garLoopResultBuilder]: For program point L193-2(line 193) no Hoare annotation was computed. [2021-11-12 23:52:27,573 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-12 23:52:27,573 INFO L858 garLoopResultBuilder]: For program point L28(lines 28 34) no Hoare annotation was computed. [2021-11-12 23:52:27,573 INFO L858 garLoopResultBuilder]: For program point L293(line 293) no Hoare annotation was computed. [2021-11-12 23:52:27,573 INFO L858 garLoopResultBuilder]: For program point L260-1(lines 260 261) no Hoare annotation was computed. [2021-11-12 23:52:27,574 INFO L858 garLoopResultBuilder]: For program point L260-3(lines 260 261) no Hoare annotation was computed. [2021-11-12 23:52:27,574 INFO L854 garLoopResultBuilder]: At program point L260-4(lines 260 261) the Hoare annotation is: false [2021-11-12 23:52:27,574 INFO L858 garLoopResultBuilder]: For program point L260-5(lines 260 261) no Hoare annotation was computed. [2021-11-12 23:52:27,574 INFO L858 garLoopResultBuilder]: For program point L29(lines 29 33) no Hoare annotation was computed. [2021-11-12 23:52:27,574 INFO L858 garLoopResultBuilder]: For program point L294-2(lines 294 297) no Hoare annotation was computed. [2021-11-12 23:52:27,574 INFO L854 garLoopResultBuilder]: At program point L294-3(lines 294 297) the Hoare annotation is: false [2021-11-12 23:52:27,575 INFO L858 garLoopResultBuilder]: For program point L228-2(lines 228 237) no Hoare annotation was computed. [2021-11-12 23:52:27,575 INFO L858 garLoopResultBuilder]: For program point L294-4(lines 294 297) no Hoare annotation was computed. [2021-11-12 23:52:27,575 INFO L858 garLoopResultBuilder]: For program point L195-2(lines 195 199) no Hoare annotation was computed. [2021-11-12 23:52:27,575 INFO L854 garLoopResultBuilder]: At program point L228-3(lines 228 237) the Hoare annotation is: false [2021-11-12 23:52:27,576 INFO L854 garLoopResultBuilder]: At program point L195-3(lines 195 199) the Hoare annotation is: false [2021-11-12 23:52:27,576 INFO L858 garLoopResultBuilder]: For program point L228-4(lines 225 253) no Hoare annotation was computed. [2021-11-12 23:52:27,576 INFO L858 garLoopResultBuilder]: For program point L195-4(lines 195 199) no Hoare annotation was computed. [2021-11-12 23:52:27,576 INFO L858 garLoopResultBuilder]: For program point L460(lines 460 466) no Hoare annotation was computed. [2021-11-12 23:52:27,576 INFO L858 garLoopResultBuilder]: For program point L394-1(lines 394 398) no Hoare annotation was computed. [2021-11-12 23:52:27,576 INFO L854 garLoopResultBuilder]: At program point L394-2(lines 394 398) the Hoare annotation is: false [2021-11-12 23:52:27,577 INFO L858 garLoopResultBuilder]: For program point L394-3(lines 394 398) no Hoare annotation was computed. [2021-11-12 23:52:27,577 INFO L858 garLoopResultBuilder]: For program point L196-2(lines 196 197) no Hoare annotation was computed. [2021-11-12 23:52:27,577 INFO L854 garLoopResultBuilder]: At program point L196-3(lines 196 197) the Hoare annotation is: false [2021-11-12 23:52:27,577 INFO L858 garLoopResultBuilder]: For program point L196-4(lines 196 197) no Hoare annotation was computed. [2021-11-12 23:52:27,577 INFO L858 garLoopResultBuilder]: For program point L31(lines 31 33) no Hoare annotation was computed. [2021-11-12 23:52:27,577 INFO L858 garLoopResultBuilder]: For program point L329-2(lines 329 333) no Hoare annotation was computed. [2021-11-12 23:52:27,577 INFO L858 garLoopResultBuilder]: For program point L230(lines 230 236) no Hoare annotation was computed. [2021-11-12 23:52:27,577 INFO L854 garLoopResultBuilder]: At program point L329-3(lines 329 333) the Hoare annotation is: false [2021-11-12 23:52:27,578 INFO L858 garLoopResultBuilder]: For program point L263-2(lines 263 268) no Hoare annotation was computed. [2021-11-12 23:52:27,578 INFO L858 garLoopResultBuilder]: For program point L329-4(lines 329 333) no Hoare annotation was computed. [2021-11-12 23:52:27,578 INFO L854 garLoopResultBuilder]: At program point L263-3(lines 263 268) the Hoare annotation is: false [2021-11-12 23:52:27,578 INFO L858 garLoopResultBuilder]: For program point L263-4(lines 263 268) no Hoare annotation was computed. [2021-11-12 23:52:27,578 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-12 23:52:27,578 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 631) no Hoare annotation was computed. [2021-11-12 23:52:27,579 INFO L858 garLoopResultBuilder]: For program point L495-1(lines 495 496) no Hoare annotation was computed. [2021-11-12 23:52:27,579 INFO L854 garLoopResultBuilder]: At program point L495-3(lines 495 496) the Hoare annotation is: false [2021-11-12 23:52:27,579 INFO L858 garLoopResultBuilder]: For program point L495-4(lines 495 496) no Hoare annotation was computed. [2021-11-12 23:52:27,579 INFO L858 garLoopResultBuilder]: For program point L231(lines 231 234) no Hoare annotation was computed. [2021-11-12 23:52:27,579 INFO L858 garLoopResultBuilder]: For program point L430(lines 430 476) no Hoare annotation was computed. [2021-11-12 23:52:27,579 INFO L858 garLoopResultBuilder]: For program point L265-2(lines 265 266) no Hoare annotation was computed. [2021-11-12 23:52:27,579 INFO L854 garLoopResultBuilder]: At program point L265-3(lines 265 266) the Hoare annotation is: false [2021-11-12 23:52:27,579 INFO L858 garLoopResultBuilder]: For program point L265-4(lines 265 266) no Hoare annotation was computed. [2021-11-12 23:52:27,579 INFO L854 garLoopResultBuilder]: At program point L431(line 431) the Hoare annotation is: false [2021-11-12 23:52:27,579 INFO L858 garLoopResultBuilder]: For program point L431-1(line 431) no Hoare annotation was computed. [2021-11-12 23:52:27,580 INFO L858 garLoopResultBuilder]: For program point L299-2(lines 299 303) no Hoare annotation was computed. [2021-11-12 23:52:27,580 INFO L854 garLoopResultBuilder]: At program point L299-3(lines 299 303) the Hoare annotation is: false [2021-11-12 23:52:27,580 INFO L858 garLoopResultBuilder]: For program point L299-4(lines 299 303) no Hoare annotation was computed. [2021-11-12 23:52:27,580 INFO L861 garLoopResultBuilder]: At program point L126(line 126) the Hoare annotation is: true [2021-11-12 23:52:27,580 INFO L858 garLoopResultBuilder]: For program point L126-1(line 126) no Hoare annotation was computed. [2021-11-12 23:52:27,580 INFO L861 garLoopResultBuilder]: At program point L139(line 139) the Hoare annotation is: true [2021-11-12 23:52:27,580 INFO L858 garLoopResultBuilder]: For program point L139-1(line 139) no Hoare annotation was computed. [2021-11-12 23:52:27,580 INFO L858 garLoopResultBuilder]: For program point L135(lines 135 140) no Hoare annotation was computed. [2021-11-12 23:52:27,580 INFO L858 garLoopResultBuilder]: For program point L102-1(lines 102 106) no Hoare annotation was computed. [2021-11-12 23:52:27,580 INFO L861 garLoopResultBuilder]: At program point L102-2(lines 102 106) the Hoare annotation is: true [2021-11-12 23:52:27,580 INFO L858 garLoopResultBuilder]: For program point L102-3(lines 102 106) no Hoare annotation was computed. [2021-11-12 23:52:27,581 INFO L858 garLoopResultBuilder]: For program point L127(lines 127 134) no Hoare annotation was computed. [2021-11-12 23:52:27,581 INFO L858 garLoopResultBuilder]: For program point L115-1(lines 115 119) no Hoare annotation was computed. [2021-11-12 23:52:27,581 INFO L861 garLoopResultBuilder]: At program point L115-2(lines 115 119) the Hoare annotation is: true [2021-11-12 23:52:27,581 INFO L858 garLoopResultBuilder]: For program point L115-3(lines 115 119) no Hoare annotation was computed. [2021-11-12 23:52:27,581 INFO L858 garLoopResultBuilder]: For program point L111(lines 111 112) no Hoare annotation was computed. [2021-11-12 23:52:27,581 INFO L858 garLoopResultBuilder]: For program point scalbn_floatFINAL(lines 98 148) no Hoare annotation was computed. [2021-11-12 23:52:27,581 INFO L858 garLoopResultBuilder]: For program point L136(lines 136 139) no Hoare annotation was computed. [2021-11-12 23:52:27,582 INFO L858 garLoopResultBuilder]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2021-11-12 23:52:27,582 INFO L861 garLoopResultBuilder]: At program point L128-2(lines 128 132) the Hoare annotation is: true [2021-11-12 23:52:27,582 INFO L858 garLoopResultBuilder]: For program point L128-3(lines 128 132) no Hoare annotation was computed. [2021-11-12 23:52:27,582 INFO L858 garLoopResultBuilder]: For program point scalbn_floatEXIT(lines 98 148) no Hoare annotation was computed. [2021-11-12 23:52:27,582 INFO L861 garLoopResultBuilder]: At program point scalbn_floatENTRY(lines 98 148) the Hoare annotation is: true [2021-11-12 23:52:27,582 INFO L861 garLoopResultBuilder]: At program point L137(line 137) the Hoare annotation is: true [2021-11-12 23:52:27,583 INFO L858 garLoopResultBuilder]: For program point L137-1(line 137) no Hoare annotation was computed. [2021-11-12 23:52:27,583 INFO L858 garLoopResultBuilder]: For program point L125(lines 125 126) no Hoare annotation was computed. [2021-11-12 23:52:27,583 INFO L858 garLoopResultBuilder]: For program point L121(lines 121 122) no Hoare annotation was computed. [2021-11-12 23:52:27,583 INFO L858 garLoopResultBuilder]: For program point L113(lines 113 123) no Hoare annotation was computed. [2021-11-12 23:52:27,583 INFO L858 garLoopResultBuilder]: For program point L113-2(lines 113 123) no Hoare annotation was computed. [2021-11-12 23:52:27,584 INFO L858 garLoopResultBuilder]: For program point L109(lines 109 110) no Hoare annotation was computed. [2021-11-12 23:52:27,584 INFO L858 garLoopResultBuilder]: For program point L142-1(lines 142 146) no Hoare annotation was computed. [2021-11-12 23:52:27,584 INFO L861 garLoopResultBuilder]: At program point L142-2(lines 142 146) the Hoare annotation is: true [2021-11-12 23:52:27,584 INFO L858 garLoopResultBuilder]: For program point L142-3(lines 142 146) no Hoare annotation was computed. [2021-11-12 23:52:27,588 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-11-12 23:52:27,589 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-12 23:52:27,601 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,605 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,606 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,606 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,607 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,607 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,607 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,607 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,608 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,608 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,609 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,609 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,609 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,609 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,611 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,612 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,612 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,612 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,612 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,613 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,613 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,614 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,614 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,614 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,614 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,615 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:27,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 11:52:27 BoogieIcfgContainer [2021-11-12 23:52:27,616 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-12 23:52:27,617 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-12 23:52:27,617 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-12 23:52:27,617 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-12 23:52:27,618 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:50:45" (3/4) ... [2021-11-12 23:52:27,621 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-12 23:52:27,631 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2021-11-12 23:52:27,632 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_float [2021-11-12 23:52:27,632 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_float [2021-11-12 23:52:27,632 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_tanf [2021-11-12 23:52:27,656 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 79 nodes and edges [2021-11-12 23:52:27,659 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2021-11-12 23:52:27,663 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-12 23:52:27,665 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-12 23:52:27,701 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) && x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2021-11-12 23:52:27,702 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) && x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && 1bv32 == \result [2021-11-12 23:52:28,075 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/witness.graphml [2021-11-12 23:52:28,075 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-12 23:52:28,076 INFO L158 Benchmark]: Toolchain (without parser) took 136830.39ms. Allocated memory was 60.8MB in the beginning and 88.1MB in the end (delta: 27.3MB). Free memory was 39.6MB in the beginning and 35.2MB in the end (delta: 4.4MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. [2021-11-12 23:52:28,076 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 60.8MB. Free memory is still 42.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:52:28,077 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1026.78ms. Allocated memory was 60.8MB in the beginning and 88.1MB in the end (delta: 27.3MB). Free memory was 39.4MB in the beginning and 65.8MB in the end (delta: -26.4MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2021-11-12 23:52:28,077 INFO L158 Benchmark]: Boogie Procedure Inliner took 172.79ms. Allocated memory is still 88.1MB. Free memory was 65.8MB in the beginning and 58.8MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-12 23:52:28,078 INFO L158 Benchmark]: Boogie Preprocessor took 206.44ms. Allocated memory is still 88.1MB. Free memory was 58.8MB in the beginning and 51.5MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-12 23:52:28,078 INFO L158 Benchmark]: RCFGBuilder took 33135.49ms. Allocated memory is still 88.1MB. Free memory was 51.5MB in the beginning and 38.0MB in the end (delta: 13.5MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2021-11-12 23:52:28,079 INFO L158 Benchmark]: TraceAbstraction took 101820.34ms. Allocated memory is still 88.1MB. Free memory was 37.5MB in the beginning and 46.0MB in the end (delta: -8.5MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2021-11-12 23:52:28,079 INFO L158 Benchmark]: Witness Printer took 458.53ms. Allocated memory is still 88.1MB. Free memory was 46.0MB in the beginning and 35.2MB in the end (delta: 10.8MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2021-11-12 23:52:28,082 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 60.8MB. Free memory is still 42.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1026.78ms. Allocated memory was 60.8MB in the beginning and 88.1MB in the end (delta: 27.3MB). Free memory was 39.4MB in the beginning and 65.8MB in the end (delta: -26.4MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 172.79ms. Allocated memory is still 88.1MB. Free memory was 65.8MB in the beginning and 58.8MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 206.44ms. Allocated memory is still 88.1MB. Free memory was 58.8MB in the beginning and 51.5MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 33135.49ms. Allocated memory is still 88.1MB. Free memory was 51.5MB in the beginning and 38.0MB in the end (delta: 13.5MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. * TraceAbstraction took 101820.34ms. Allocated memory is still 88.1MB. Free memory was 37.5MB in the beginning and 46.0MB in the end (delta: -8.5MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * Witness Printer took 458.53ms. Allocated memory is still 88.1MB. Free memory was 46.0MB in the beginning and 35.2MB in the end (delta: 10.8MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 631]: 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, 243 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 101.7s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 83.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 16 mSolverCounterUnknown, 694 SdHoareTripleChecker+Valid, 83191.54ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 687 mSDsluCounter, 3734 SdHoareTripleChecker+Invalid, 81113.61ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 7 IncrementalHoareTripleChecker+Unchecked, 2793 mSDsCounter, 16 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 474 IncrementalHoareTripleChecker+Invalid, 513 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16 mSolverCounterUnsat, 941 mSDtfsCounter, 474 mSolverCounterSat, 31.29ms SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 137 GetRequests, 113 SyntacticMatches, 3 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=399occurred in iteration=2, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 10 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 194 PreInvPairs, 198 NumberOfFragments, 128 HoareAnnotationTreeSize, 194 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 60 FomulaSimplificationsInter, 9 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 9.7s SatisfiabilityAnalysisTime, 5.5s InterpolantComputationTime, 71 NumberOfCodeBlocks, 71 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 134 ConstructedInterpolants, 11 QuantifiedInterpolants, 498 SizeOfPredicates, 23 NumberOfNonLiveVariables, 1595 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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: 394]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 300]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 600]: Loop Invariant [2021-11-12 23:52:28,097 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:28,097 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE()) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 484]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 596]: Loop Invariant [2021-11-12 23:52:28,099 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:28,099 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:28,099 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:28,099 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:28,100 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:28,100 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:28,101 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:28,101 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:28,101 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:28,101 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:28,101 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:28,102 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (\result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) && x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 260]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 72]: Loop Invariant [2021-11-12 23:52:28,107 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:28,107 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:28,107 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:28,108 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:28,108 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:28,108 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:28,109 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:28,109 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:28,109 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:28,109 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:28,110 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-12 23:52:28,110 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((\result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) && x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && 1bv32 == \result - InvariantResult [Line: 388]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-12 23:52:28,314 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-11-12 23:52:28,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d55de7-e5e6-4f3a-a211-2e83c6a2cf40/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE