./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0330a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0330a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI --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 10b152e6e64993dc753244b3efcc98e676d654a776e35f4b27b6f3b972346975 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 03:53:22,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:53:22,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:53:22,800 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:53:22,800 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:53:22,805 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:53:22,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:53:22,811 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:53:22,814 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:53:22,820 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:53:22,822 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:53:22,824 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:53:22,825 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:53:22,828 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:53:22,830 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:53:22,832 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:53:22,834 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:53:22,835 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:53:22,837 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:53:22,847 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:53:22,849 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:53:22,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:53:22,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:53:22,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:53:22,866 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:53:22,866 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:53:22,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:53:22,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:53:22,870 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:53:22,871 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:53:22,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:53:22,872 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:53:22,876 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:53:22,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:53:22,879 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:53:22,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:53:22,880 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:53:22,881 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:53:22,881 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:53:22,882 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:53:22,883 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:53:22,884 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-03 03:53:22,934 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:53:22,934 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:53:22,935 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:53:22,935 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:53:22,936 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:53:22,937 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:53:22,937 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:53:22,937 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:53:22,937 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:53:22,938 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 03:53:22,939 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:53:22,939 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:53:22,939 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 03:53:22,940 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 03:53:22,940 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:53:22,940 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 03:53:22,940 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 03:53:22,941 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 03:53:22,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:53:22,942 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 03:53:22,942 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 03:53:22,942 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 03:53:22,942 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:53:22,944 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:53:22,945 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:53:22,945 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:53:22,945 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 03:53:22,945 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:53:22,946 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:53:22,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:53:22,946 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:53:22,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:53:22,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:53:22,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:53:22,947 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 03:53:22,948 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:53:22,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:53:22,948 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 03:53:22,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 03:53:22,949 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:53:22,949 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:53:22,949 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10b152e6e64993dc753244b3efcc98e676d654a776e35f4b27b6f3b972346975 [2022-11-03 03:53:23,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:53:23,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:53:23,335 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:53:23,337 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:53:23,338 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:53:23,340 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/float-newlib/double_req_bl_0330a.c [2022-11-03 03:53:23,422 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/data/4e2a77a84/5d57731492904aa39214481b4fdeae30/FLAG842ac923d [2022-11-03 03:53:24,035 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:53:24,035 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/sv-benchmarks/c/float-newlib/double_req_bl_0330a.c [2022-11-03 03:53:24,045 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/data/4e2a77a84/5d57731492904aa39214481b4fdeae30/FLAG842ac923d [2022-11-03 03:53:24,308 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/data/4e2a77a84/5d57731492904aa39214481b4fdeae30 [2022-11-03 03:53:24,311 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:53:24,312 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:53:24,314 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:53:24,314 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:53:24,318 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:53:24,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:53:24" (1/1) ... [2022-11-03 03:53:24,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eda0751 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:24, skipping insertion in model container [2022-11-03 03:53:24,320 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:53:24" (1/1) ... [2022-11-03 03:53:24,328 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:53:24,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:53:24,718 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/sv-benchmarks/c/float-newlib/double_req_bl_0330a.c[16339,16352] [2022-11-03 03:53:24,721 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:53:24,738 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 03:53:24,882 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/sv-benchmarks/c/float-newlib/double_req_bl_0330a.c[16339,16352] [2022-11-03 03:53:24,883 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:53:24,951 INFO L208 MainTranslator]: Completed translation [2022-11-03 03:53:24,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:24 WrapperNode [2022-11-03 03:53:24,952 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 03:53:24,953 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 03:53:24,953 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 03:53:24,954 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 03:53:24,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:24" (1/1) ... [2022-11-03 03:53:25,006 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:24" (1/1) ... [2022-11-03 03:53:25,075 INFO L138 Inliner]: procedures = 25, calls = 375, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1036 [2022-11-03 03:53:25,076 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 03:53:25,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 03:53:25,077 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 03:53:25,077 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 03:53:25,094 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:24" (1/1) ... [2022-11-03 03:53:25,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:24" (1/1) ... [2022-11-03 03:53:25,104 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:24" (1/1) ... [2022-11-03 03:53:25,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:24" (1/1) ... [2022-11-03 03:53:25,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:24" (1/1) ... [2022-11-03 03:53:25,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:24" (1/1) ... [2022-11-03 03:53:25,172 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:24" (1/1) ... [2022-11-03 03:53:25,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:24" (1/1) ... [2022-11-03 03:53:25,203 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 03:53:25,208 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 03:53:25,208 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 03:53:25,208 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 03:53:25,210 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:24" (1/1) ... [2022-11-03 03:53:25,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:53:25,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:53:25,247 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 03:53:25,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 03:53:25,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 03:53:25,304 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2022-11-03 03:53:25,305 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2022-11-03 03:53:25,305 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2022-11-03 03:53:25,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2022-11-03 03:53:25,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 03:53:25,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-03 03:53:25,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 03:53:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-11-03 03:53:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 03:53:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-11-03 03:53:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2022-11-03 03:53:25,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2022-11-03 03:53:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-11-03 03:53:25,308 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-11-03 03:53:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 03:53:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 03:53:25,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 03:53:25,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 03:53:25,556 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 03:53:25,559 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 03:53:26,871 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 03:53:27,256 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 03:53:27,256 INFO L300 CfgBuilder]: Removed 63 assume(true) statements. [2022-11-03 03:53:27,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:53:27 BoogieIcfgContainer [2022-11-03 03:53:27,261 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 03:53:27,264 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 03:53:27,264 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 03:53:27,267 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 03:53:27,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 03:53:24" (1/3) ... [2022-11-03 03:53:27,268 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@298418fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:53:27, skipping insertion in model container [2022-11-03 03:53:27,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:24" (2/3) ... [2022-11-03 03:53:27,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@298418fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:53:27, skipping insertion in model container [2022-11-03 03:53:27,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:53:27" (3/3) ... [2022-11-03 03:53:27,274 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0330a.c [2022-11-03 03:53:27,298 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 03:53:27,298 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 03:53:27,381 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 03:53:27,390 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1e6e0a77, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 03:53:27,390 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 03:53:27,396 INFO L276 IsEmpty]: Start isEmpty. Operand has 174 states, 156 states have (on average 1.6923076923076923) internal successors, (264), 157 states have internal predecessors, (264), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-03 03:53:27,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-03 03:53:27,409 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:53:27,409 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:53:27,410 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:53:27,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:53:27,418 INFO L85 PathProgramCache]: Analyzing trace with hash 1093349998, now seen corresponding path program 1 times [2022-11-03 03:53:27,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:53:27,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342778816] [2022-11-03 03:53:27,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:53:27,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:53:27,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:53:27,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 03:53:27,774 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:53:27,775 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342778816] [2022-11-03 03:53:27,775 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342778816] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:53:27,776 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:53:27,776 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-03 03:53:27,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845688047] [2022-11-03 03:53:27,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:53:27,782 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-03 03:53:27,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:53:27,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-03 03:53:27,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-03 03:53:27,824 INFO L87 Difference]: Start difference. First operand has 174 states, 156 states have (on average 1.6923076923076923) internal successors, (264), 157 states have internal predecessors, (264), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 4.0) 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) [2022-11-03 03:53:28,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:53:28,085 INFO L93 Difference]: Finished difference Result 347 states and 587 transitions. [2022-11-03 03:53:28,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-03 03:53:28,089 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 [2022-11-03 03:53:28,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:53:28,101 INFO L225 Difference]: With dead ends: 347 [2022-11-03 03:53:28,101 INFO L226 Difference]: Without dead ends: 172 [2022-11-03 03:53:28,108 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-03 03:53:28,112 INFO L413 NwaCegarLoop]: 189 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:53:28,113 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 189 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:53:28,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2022-11-03 03:53:28,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 172. [2022-11-03 03:53:28,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 155 states have (on average 1.3935483870967742) internal successors, (216), 155 states have internal predecessors, (216), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-03 03:53:28,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 240 transitions. [2022-11-03 03:53:28,177 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 240 transitions. Word has length 8 [2022-11-03 03:53:28,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:53:28,178 INFO L495 AbstractCegarLoop]: Abstraction has 172 states and 240 transitions. [2022-11-03 03:53:28,179 INFO L496 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) [2022-11-03 03:53:28,179 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 240 transitions. [2022-11-03 03:53:28,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-03 03:53:28,180 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:53:28,180 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:53:28,180 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 03:53:28,181 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:53:28,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:53:28,182 INFO L85 PathProgramCache]: Analyzing trace with hash -151982782, now seen corresponding path program 1 times [2022-11-03 03:53:28,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:53:28,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723916491] [2022-11-03 03:53:28,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:53:28,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:53:28,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-03 03:53:28,305 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-03 03:53:28,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-03 03:53:28,416 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-03 03:53:28,416 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-03 03:53:28,419 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-03 03:53:28,421 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 03:53:28,426 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-03 03:53:28,430 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-03 03:53:28,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 03:53:28 BoogieIcfgContainer [2022-11-03 03:53:28,488 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-03 03:53:28,489 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-03 03:53:28,490 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-03 03:53:28,490 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-03 03:53:28,490 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:53:27" (3/4) ... [2022-11-03 03:53:28,493 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-03 03:53:28,493 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-03 03:53:28,495 INFO L158 Benchmark]: Toolchain (without parser) took 4182.09ms. Allocated memory was 117.4MB in the beginning and 184.5MB in the end (delta: 67.1MB). Free memory was 87.7MB in the beginning and 131.3MB in the end (delta: -43.6MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2022-11-03 03:53:28,495 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 69.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 03:53:28,496 INFO L158 Benchmark]: CACSL2BoogieTranslator took 638.34ms. Allocated memory is still 117.4MB. Free memory was 87.7MB in the beginning and 76.7MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-03 03:53:28,497 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.70ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 69.6MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-03 03:53:28,497 INFO L158 Benchmark]: Boogie Preprocessor took 129.51ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 62.6MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-03 03:53:28,498 INFO L158 Benchmark]: RCFGBuilder took 2052.92ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 62.3MB in the beginning and 91.1MB in the end (delta: -28.8MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2022-11-03 03:53:28,499 INFO L158 Benchmark]: TraceAbstraction took 1225.15ms. Allocated memory was 142.6MB in the beginning and 184.5MB in the end (delta: 41.9MB). Free memory was 90.1MB in the beginning and 131.3MB in the end (delta: -41.2MB). Peak memory consumption was 704.5kB. Max. memory is 16.1GB. [2022-11-03 03:53:28,500 INFO L158 Benchmark]: Witness Printer took 4.16ms. Allocated memory is still 184.5MB. Free memory is still 131.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 03:53:28,503 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 69.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 638.34ms. Allocated memory is still 117.4MB. Free memory was 87.7MB in the beginning and 76.7MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.70ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 69.6MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 129.51ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 62.6MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2052.92ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 62.3MB in the beginning and 91.1MB in the end (delta: -28.8MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1225.15ms. Allocated memory was 142.6MB in the beginning and 184.5MB in the end (delta: 41.9MB). Free memory was 90.1MB in the beginning and 131.3MB in the end (delta: -41.2MB). Peak memory consumption was 704.5kB. Max. memory is 16.1GB. * Witness Printer took 4.16ms. Allocated memory is still 184.5MB. Free memory is still 131.3MB. 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: 649]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 534, overapproximation of someBinaryArithmeticDOUBLEoperation at line 620, overapproximation of bitwiseAnd at line 615, overapproximation of someBinaryDOUBLEComparisonOperation at line 88. Possible FailurePath: [L22] static const double huge_floor = 1.0e300; [L111-L113] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L182] static const int init_jk_krempio[] = {2, 3, 4, 6}; [L184-L189] static const double PIo2_krempio[] = { 1.57079625129699707031e+00, 7.54978941586159635335e-08, 5.39030252995776476554e-15, 3.28200341580791294123e-22, 1.27065575308067607349e-29, 1.22933308981111328932e-36, 2.73370053816464559624e-44, 2.16741683877804819444e-51, }; [L191-L193] static const double zero_krempio = 0.0, one_krempio = 1.0, two24_krempio = 1.67772160000000000000e+07, twon24_krempio = 5.96046447753906250000e-08; [L368-L379] static const __int32_t two_over_pi_rempio[] = { 0xA2F983, 0x6E4E44, 0x1529FC, 0x2757D1, 0xF534DD, 0xC0DB62, 0x95993C, 0x439041, 0xFE5163, 0xABDEBB, 0xC561B7, 0x246E3A, 0x424DD2, 0xE00649, 0x2EEA09, 0xD1921C, 0xFE1DEB, 0x1CB129, 0xA73EE8, 0x8235F5, 0x2EBB44, 0x84E99C, 0x7026B4, 0x5F7E41, 0x3991D6, 0x398353, 0x39F49C, 0x845F8B, 0xBDF928, 0x3B1FF8, 0x97FFDE, 0x05980F, 0xEF2F11, 0x8B5A0A, 0x6D1F6D, 0x367ECF, 0x27CB09, 0xB74F46, 0x3F669E, 0x5FEA2D, 0x7527BA, 0xC7EBE5, 0xF17B3D, 0x0739F7, 0x8A5292, 0xEA6BFB, 0x5FB11F, 0x8D5D08, 0x560330, 0x46FC7B, 0x6BABF0, 0xCFBC20, 0x9AF436, 0x1DA9E3, 0x91615E, 0xE61B08, 0x659985, 0x5F14A0, 0x68408D, 0xFFD880, 0x4D7327, 0x310606, 0x1556CA, 0x73A8C9, 0x60E27B, 0xC08C6B, }; [L381-L388] static const __int32_t npio2_hw_rempio[] = { 0x3FF921FB, 0x400921FB, 0x4012D97C, 0x401921FB, 0x401F6A7A, 0x4022D97C, 0x4025FDBB, 0x402921FB, 0x402C463A, 0x402F6A7A, 0x4031475C, 0x4032D97C, 0x40346B9C, 0x4035FDBB, 0x40378FDB, 0x403921FB, 0x403AB41B, 0x403C463A, 0x403DD85A, 0x403F6A7A, 0x40407E4C, 0x4041475C, 0x4042106C, 0x4042D97C, 0x4043A28C, 0x40446B9C, 0x404534AC, 0x4045FDBB, 0x4046C6CB, 0x40478FDB, 0x404858EB, 0x404921FB, }; [L390-L399] static const double zero_rempio = 0.00000000000000000000e+00, half_rempio = 5.00000000000000000000e-01, two24_rempio = 1.67772160000000000000e+07, invpio2_rempio = 6.36619772367581382433e-01, pio2_1_rempio = 1.57079632673412561417e+00, pio2_1t_rempio = 6.07710050650619224932e-11, pio2_2_rempio = 6.07710050630396597660e-11, pio2_2t_rempio = 2.02226624879595063154e-21, pio2_3_rempio = 2.02226624871116645580e-21, pio2_3t_rempio = 8.47842766036889956997e-32; [L532-L538] static const double one_kcos = 1.00000000000000000000e+00, C1_kcos = 4.16666666666666019037e-02, C2_kcos = -1.38888888888741095749e-03, C3_kcos = 2.48015872894767294178e-05, C4_kcos = -2.75573143513906633035e-07, C5_kcos = 2.08757232129817482790e-09, C6_kcos = -1.13596475577881948265e-11; [L576-L582] static const double half_ksin = 5.00000000000000000000e-01, S1_ksin = -1.66666666666666324348e-01, S2_ksin = 8.33333333332248946124e-03, S3_ksin = -1.98412698298579493134e-04, S4_ksin = 2.75573137070700676789e-06, S5_ksin = -2.50507602534068634195e-08, S6_ksin = 1.58969099521155010221e-10; [L644] double x = 1.0 / 0.0; [L645] CALL, EXPR cos_double(x) [L607] double y[2], z = 0.0; [L608] __int32_t n, ix; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L610] ieee_double_shape_type gh_u; [L611] gh_u.value = (x) [L612] EXPR gh_u.parts.msw [L612] (ix) = gh_u.parts.msw [L615] ix &= 0x7fffffff VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L616] COND FALSE !(ix <= 0x3fe921fb) VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L619] COND TRUE ix >= 0x7ff00000 [L620] return x - x; [L620] return x - x; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, z=0, zero_krempio=0, zero_rempio=0] [L645] RET, EXPR cos_double(x) [L645] double res = cos_double(x); [L648] CALL, EXPR isnan_double(res) [L88] return x != x; [L648] RET, EXPR isnan_double(res) [L648] COND TRUE !isnan_double(res) [L649] reach_error() VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, res=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 174 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 189 SdHoareTripleChecker+Invalid, 0.2s 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, 189 mSDtfsCounter, 53 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=174occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s 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 [2022-11-03 03:53:28,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0330a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI --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 10b152e6e64993dc753244b3efcc98e676d654a776e35f4b27b6f3b972346975 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 03:53:31,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:53:31,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:53:31,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:53:31,300 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:53:31,305 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:53:31,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:53:31,311 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:53:31,317 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:53:31,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:53:31,326 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:53:31,327 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:53:31,328 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:53:31,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:53:31,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:53:31,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:53:31,335 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:53:31,336 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:53:31,338 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:53:31,345 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:53:31,347 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:53:31,351 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:53:31,354 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:53:31,355 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:53:31,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:53:31,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:53:31,364 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:53:31,366 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:53:31,367 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:53:31,368 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:53:31,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:53:31,369 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:53:31,371 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:53:31,372 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:53:31,373 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:53:31,374 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:53:31,375 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:53:31,375 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:53:31,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:53:31,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:53:31,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:53:31,379 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-11-03 03:53:31,423 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:53:31,423 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:53:31,424 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:53:31,425 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:53:31,426 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:53:31,426 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:53:31,427 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:53:31,427 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:53:31,427 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:53:31,427 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:53:31,428 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:53:31,429 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:53:31,430 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:53:31,430 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 03:53:31,431 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 03:53:31,431 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:53:31,431 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:53:31,431 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:53:31,432 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:53:31,432 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 03:53:31,432 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 03:53:31,432 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 03:53:31,432 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 03:53:31,433 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:53:31,433 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:53:31,433 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:53:31,433 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:53:31,434 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 03:53:31,434 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:53:31,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:53:31,434 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:53:31,435 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:53:31,435 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:53:31,435 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 03:53:31,436 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 03:53:31,436 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:53:31,436 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:53:31,437 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 03:53:31,437 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_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10b152e6e64993dc753244b3efcc98e676d654a776e35f4b27b6f3b972346975 [2022-11-03 03:53:31,891 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:53:31,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:53:31,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:53:31,922 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:53:31,923 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:53:31,925 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/float-newlib/double_req_bl_0330a.c [2022-11-03 03:53:32,000 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/data/0ac238799/e9029c5ee9b74ea0b1e97529a5a0c8ec/FLAGc0061389e [2022-11-03 03:53:32,704 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:53:32,705 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/sv-benchmarks/c/float-newlib/double_req_bl_0330a.c [2022-11-03 03:53:32,717 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/data/0ac238799/e9029c5ee9b74ea0b1e97529a5a0c8ec/FLAGc0061389e [2022-11-03 03:53:32,998 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/data/0ac238799/e9029c5ee9b74ea0b1e97529a5a0c8ec [2022-11-03 03:53:33,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:53:33,009 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:53:33,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:53:33,011 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:53:33,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:53:33,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:53:33" (1/1) ... [2022-11-03 03:53:33,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c18b727 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:33, skipping insertion in model container [2022-11-03 03:53:33,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:53:33" (1/1) ... [2022-11-03 03:53:33,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:53:33,062 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:53:33,368 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/sv-benchmarks/c/float-newlib/double_req_bl_0330a.c[16339,16352] [2022-11-03 03:53:33,371 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:53:33,395 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 03:53:33,555 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/sv-benchmarks/c/float-newlib/double_req_bl_0330a.c[16339,16352] [2022-11-03 03:53:33,556 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:53:33,585 INFO L208 MainTranslator]: Completed translation [2022-11-03 03:53:33,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:33 WrapperNode [2022-11-03 03:53:33,586 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 03:53:33,587 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 03:53:33,587 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 03:53:33,587 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 03:53:33,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:33" (1/1) ... [2022-11-03 03:53:33,643 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:33" (1/1) ... [2022-11-03 03:53:33,745 INFO L138 Inliner]: procedures = 29, calls = 375, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1034 [2022-11-03 03:53:33,754 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 03:53:33,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 03:53:33,755 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 03:53:33,756 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 03:53:33,778 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:33" (1/1) ... [2022-11-03 03:53:33,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:33" (1/1) ... [2022-11-03 03:53:33,789 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:33" (1/1) ... [2022-11-03 03:53:33,789 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:33" (1/1) ... [2022-11-03 03:53:33,839 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:33" (1/1) ... [2022-11-03 03:53:33,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:33" (1/1) ... [2022-11-03 03:53:33,861 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:33" (1/1) ... [2022-11-03 03:53:33,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:33" (1/1) ... [2022-11-03 03:53:33,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 03:53:33,877 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 03:53:33,877 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 03:53:33,877 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 03:53:33,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:33" (1/1) ... [2022-11-03 03:53:33,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:53:33,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:53:33,923 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 03:53:33,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 03:53:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 03:53:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2022-11-03 03:53:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2022-11-03 03:53:33,969 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2022-11-03 03:53:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2022-11-03 03:53:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-03 03:53:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-03 03:53:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2022-11-03 03:53:33,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2022-11-03 03:53:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 03:53:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2022-11-03 03:53:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-03 03:53:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2022-11-03 03:53:33,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2022-11-03 03:53:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-11-03 03:53:33,972 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-11-03 03:53:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 03:53:33,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 03:53:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-03 03:53:33,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 03:53:34,213 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 03:53:34,228 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 03:54:30,639 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 03:54:30,651 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 03:54:30,652 INFO L300 CfgBuilder]: Removed 63 assume(true) statements. [2022-11-03 03:54:30,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:54:30 BoogieIcfgContainer [2022-11-03 03:54:30,655 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 03:54:30,674 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 03:54:30,674 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 03:54:30,680 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 03:54:30,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 03:53:33" (1/3) ... [2022-11-03 03:54:30,681 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32bf9357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:54:30, skipping insertion in model container [2022-11-03 03:54:30,681 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:33" (2/3) ... [2022-11-03 03:54:30,682 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32bf9357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:54:30, skipping insertion in model container [2022-11-03 03:54:30,682 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:54:30" (3/3) ... [2022-11-03 03:54:30,684 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0330a.c [2022-11-03 03:54:30,707 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 03:54:30,707 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 03:54:30,775 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 03:54:30,782 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5bf7ddd6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 03:54:30,783 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 03:54:30,789 INFO L276 IsEmpty]: Start isEmpty. Operand has 257 states, 239 states have (on average 1.6694560669456067) internal successors, (399), 240 states have internal predecessors, (399), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-03 03:54:30,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-03 03:54:30,797 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:54:30,798 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:54:30,799 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:54:30,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:54:30,805 INFO L85 PathProgramCache]: Analyzing trace with hash -1677747797, now seen corresponding path program 1 times [2022-11-03 03:54:30,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:54:30,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1295682797] [2022-11-03 03:54:30,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:54:30,819 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:54:30,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:54:30,825 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:54:30,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-03 03:54:31,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:54:31,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-03 03:54:31,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:54:31,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 03:54:31,393 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:54:31,394 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:54:31,394 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1295682797] [2022-11-03 03:54:31,395 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1295682797] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:54:31,395 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:54:31,395 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-03 03:54:31,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613651773] [2022-11-03 03:54:31,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:54:31,403 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-03 03:54:31,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:54:31,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-03 03:54:31,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-03 03:54:31,443 INFO L87 Difference]: Start difference. First operand has 257 states, 239 states have (on average 1.6694560669456067) internal successors, (399), 240 states have internal predecessors, (399), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 03:54:31,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:54:31,513 INFO L93 Difference]: Finished difference Result 512 states and 856 transitions. [2022-11-03 03:54:31,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-03 03:54:31,521 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-11-03 03:54:31,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:54:31,534 INFO L225 Difference]: With dead ends: 512 [2022-11-03 03:54:31,534 INFO L226 Difference]: Without dead ends: 254 [2022-11-03 03:54:31,542 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-03 03:54:31,548 INFO L413 NwaCegarLoop]: 359 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-03 03:54:31,550 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 359 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-03 03:54:31,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2022-11-03 03:54:31,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 254. [2022-11-03 03:54:31,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 237 states have (on average 1.40084388185654) internal successors, (332), 237 states have internal predecessors, (332), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-03 03:54:31,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 356 transitions. [2022-11-03 03:54:31,655 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 356 transitions. Word has length 10 [2022-11-03 03:54:31,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:54:31,656 INFO L495 AbstractCegarLoop]: Abstraction has 254 states and 356 transitions. [2022-11-03 03:54:31,657 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 03:54:31,658 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 356 transitions. [2022-11-03 03:54:31,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-03 03:54:31,660 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:54:31,661 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:54:31,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-11-03 03:54:31,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:54:31,867 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:54:31,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:54:31,868 INFO L85 PathProgramCache]: Analyzing trace with hash 750166241, now seen corresponding path program 1 times [2022-11-03 03:54:31,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:54:31,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1925927364] [2022-11-03 03:54:31,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:54:31,879 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:54:31,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:54:31,881 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:54:31,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-03 03:54:32,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:54:32,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-03 03:54:32,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:54:33,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 03:54:33,730 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:54:33,731 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:54:33,731 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1925927364] [2022-11-03 03:54:33,731 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1925927364] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:54:33,731 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:54:33,732 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:54:33,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246659583] [2022-11-03 03:54:33,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:54:33,733 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-03 03:54:33,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:54:33,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-03 03:54:33,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-03 03:54:33,735 INFO L87 Difference]: Start difference. First operand 254 states and 356 transitions. Second operand has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 03:54:37,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.93s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:54:41,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:54:42,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:54:44,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:54:47,035 WARN L539 Checker$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 [] [2022-11-03 03:54:49,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:54:52,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:54:54,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:54:58,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.65s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:54:59,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:55:02,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:55:04,696 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.62s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:55:07,022 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:55:09,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:55:11,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:55:14,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:55:17,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:55:19,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:55:23,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:55:26,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:55:30,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:55:35,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:55:38,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:55:41,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:55:43,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:55:47,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:55:49,776 WARN L539 Checker$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 [] [2022-11-03 03:55:52,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:55:54,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:55:54,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:55:54,203 INFO L93 Difference]: Finished difference Result 379 states and 527 transitions. [2022-11-03 03:55:54,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:55:54,240 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-11-03 03:55:54,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:55:54,244 INFO L225 Difference]: With dead ends: 379 [2022-11-03 03:55:54,245 INFO L226 Difference]: Without dead ends: 374 [2022-11-03 03:55:54,246 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-03 03:55:54,247 INFO L413 NwaCegarLoop]: 323 mSDtfsCounter, 183 mSDsluCounter, 1482 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 6 mSolverCounterUnsat, 25 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 76.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 195 SdHoareTripleChecker+Valid, 1805 SdHoareTripleChecker+Invalid, 220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 25 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 79.7s IncrementalHoareTripleChecker+Time [2022-11-03 03:55:54,247 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [195 Valid, 1805 Invalid, 220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 189 Invalid, 25 Unknown, 0 Unchecked, 79.7s Time] [2022-11-03 03:55:54,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2022-11-03 03:55:54,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 304. [2022-11-03 03:55:54,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 281 states have (on average 1.387900355871886) internal successors, (390), 284 states have internal predecessors, (390), 16 states have call successors, (16), 6 states have call predecessors, (16), 6 states have return successors, (17), 13 states have call predecessors, (17), 16 states have call successors, (17) [2022-11-03 03:55:54,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 423 transitions. [2022-11-03 03:55:54,274 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 423 transitions. Word has length 11 [2022-11-03 03:55:54,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:55:54,275 INFO L495 AbstractCegarLoop]: Abstraction has 304 states and 423 transitions. [2022-11-03 03:55:54,275 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 03:55:54,276 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 423 transitions. [2022-11-03 03:55:54,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-03 03:55:54,277 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:55:54,277 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:55:54,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-03 03:55:54,494 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:55:54,495 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:55:54,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:55:54,495 INFO L85 PathProgramCache]: Analyzing trace with hash 1679552789, now seen corresponding path program 1 times [2022-11-03 03:55:54,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:55:54,497 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [961750059] [2022-11-03 03:55:54,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:55:54,498 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:55:54,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:55:54,502 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:55:54,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-03 03:55:54,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:55:54,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-03 03:55:54,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:55:55,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 03:55:55,578 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:55:55,578 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:55:55,579 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [961750059] [2022-11-03 03:55:55,579 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [961750059] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:55:55,579 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:55:55,579 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 03:55:55,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640804207] [2022-11-03 03:55:55,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:55:55,580 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 03:55:55,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:55:55,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 03:55:55,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 03:55:55,582 INFO L87 Difference]: Start difference. First operand 304 states and 423 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-03 03:55:55,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:55:55,598 INFO L93 Difference]: Finished difference Result 323 states and 444 transitions. [2022-11-03 03:55:55,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 03:55:55,598 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2022-11-03 03:55:55,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:55:55,601 INFO L225 Difference]: With dead ends: 323 [2022-11-03 03:55:55,601 INFO L226 Difference]: Without dead ends: 302 [2022-11-03 03:55:55,602 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 03:55:55,603 INFO L413 NwaCegarLoop]: 348 mSDtfsCounter, 0 mSDsluCounter, 691 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1039 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 6 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-03 03:55:55,604 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1039 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 6 Unchecked, 0.0s Time] [2022-11-03 03:55:55,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2022-11-03 03:55:55,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 302. [2022-11-03 03:55:55,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302 states, 280 states have (on average 1.3857142857142857) internal successors, (388), 283 states have internal predecessors, (388), 15 states have call successors, (15), 6 states have call predecessors, (15), 6 states have return successors, (16), 12 states have call predecessors, (16), 15 states have call successors, (16) [2022-11-03 03:55:55,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 419 transitions. [2022-11-03 03:55:55,623 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 419 transitions. Word has length 20 [2022-11-03 03:55:55,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:55:55,624 INFO L495 AbstractCegarLoop]: Abstraction has 302 states and 419 transitions. [2022-11-03 03:55:55,624 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-03 03:55:55,624 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 419 transitions. [2022-11-03 03:55:55,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-03 03:55:55,626 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:55:55,626 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:55:55,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-03 03:55:55,848 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:55:55,849 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:55:55,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:55:55,849 INFO L85 PathProgramCache]: Analyzing trace with hash 1493280314, now seen corresponding path program 1 times [2022-11-03 03:55:55,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:55:55,850 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [300983689] [2022-11-03 03:55:55,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:55:55,850 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:55:55,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:55:55,851 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:55:55,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-03 03:55:56,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:55:56,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-03 03:55:56,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:55:56,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 03:55:56,989 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:55:56,989 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:55:56,990 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [300983689] [2022-11-03 03:55:56,990 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [300983689] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:55:56,990 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:55:56,990 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 03:55:56,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128681424] [2022-11-03 03:55:56,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:55:56,991 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 03:55:56,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:55:56,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 03:55:56,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 03:55:56,992 INFO L87 Difference]: Start difference. First operand 302 states and 419 transitions. Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 03:55:56,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:55:57,000 INFO L93 Difference]: Finished difference Result 302 states and 419 transitions. [2022-11-03 03:55:57,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 03:55:57,006 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2022-11-03 03:55:57,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:55:57,006 INFO L225 Difference]: With dead ends: 302 [2022-11-03 03:55:57,006 INFO L226 Difference]: Without dead ends: 0 [2022-11-03 03:55:57,026 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 03:55:57,028 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 0 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 4 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-03 03:55:57,028 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 4 Unchecked, 0.0s Time] [2022-11-03 03:55:57,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-03 03:55:57,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-03 03:55:57,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 03:55:57,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-03 03:55:57,032 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2022-11-03 03:55:57,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:55:57,033 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-03 03:55:57,033 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 03:55:57,034 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-03 03:55:57,035 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-03 03:55:57,038 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-03 03:55:57,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-03 03:55:57,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:55:57,256 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-03 03:55:58,390 INFO L902 garLoopResultBuilder]: At program point L155(line 155) the Hoare annotation is: true [2022-11-03 03:55:58,390 INFO L899 garLoopResultBuilder]: For program point L155-1(line 155) no Hoare annotation was computed. [2022-11-03 03:55:58,390 INFO L899 garLoopResultBuilder]: For program point L151(lines 151 156) no Hoare annotation was computed. [2022-11-03 03:55:58,391 INFO L899 garLoopResultBuilder]: For program point scalbn_doubleFINAL(lines 115 165) no Hoare annotation was computed. [2022-11-03 03:55:58,391 INFO L899 garLoopResultBuilder]: For program point L143-1(lines 143 148) no Hoare annotation was computed. [2022-11-03 03:55:58,391 INFO L902 garLoopResultBuilder]: At program point L143-2(lines 143 148) the Hoare annotation is: true [2022-11-03 03:55:58,391 INFO L899 garLoopResultBuilder]: For program point L143-3(lines 143 148) no Hoare annotation was computed. [2022-11-03 03:55:58,391 INFO L899 garLoopResultBuilder]: For program point L152(lines 152 155) no Hoare annotation was computed. [2022-11-03 03:55:58,392 INFO L899 garLoopResultBuilder]: For program point scalbn_doubleEXIT(lines 115 165) no Hoare annotation was computed. [2022-11-03 03:55:58,392 INFO L899 garLoopResultBuilder]: For program point L140(lines 140 141) no Hoare annotation was computed. [2022-11-03 03:55:58,392 INFO L902 garLoopResultBuilder]: At program point scalbn_doubleENTRY(lines 115 165) the Hoare annotation is: true [2022-11-03 03:55:58,392 INFO L899 garLoopResultBuilder]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2022-11-03 03:55:58,393 INFO L902 garLoopResultBuilder]: At program point L128-2(lines 128 132) the Hoare annotation is: true [2022-11-03 03:55:58,393 INFO L899 garLoopResultBuilder]: For program point L128-3(lines 128 132) no Hoare annotation was computed. [2022-11-03 03:55:58,393 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 136) no Hoare annotation was computed. [2022-11-03 03:55:58,393 INFO L899 garLoopResultBuilder]: For program point L124-2(lines 115 165) no Hoare annotation was computed. [2022-11-03 03:55:58,393 INFO L902 garLoopResultBuilder]: At program point L153(line 153) the Hoare annotation is: true [2022-11-03 03:55:58,394 INFO L899 garLoopResultBuilder]: For program point L153-1(line 153) no Hoare annotation was computed. [2022-11-03 03:55:58,394 INFO L902 garLoopResultBuilder]: At program point L141(line 141) the Hoare annotation is: true [2022-11-03 03:55:58,394 INFO L899 garLoopResultBuilder]: For program point L141-1(line 141) no Hoare annotation was computed. [2022-11-03 03:55:58,394 INFO L899 garLoopResultBuilder]: For program point L125(lines 125 126) no Hoare annotation was computed. [2022-11-03 03:55:58,395 INFO L899 garLoopResultBuilder]: For program point L158-1(lines 158 163) no Hoare annotation was computed. [2022-11-03 03:55:58,395 INFO L902 garLoopResultBuilder]: At program point L158-2(lines 158 163) the Hoare annotation is: true [2022-11-03 03:55:58,395 INFO L899 garLoopResultBuilder]: For program point L158-3(lines 158 163) no Hoare annotation was computed. [2022-11-03 03:55:58,395 INFO L899 garLoopResultBuilder]: For program point L117-1(lines 117 122) no Hoare annotation was computed. [2022-11-03 03:55:58,395 INFO L902 garLoopResultBuilder]: At program point L117-2(lines 117 122) the Hoare annotation is: true [2022-11-03 03:55:58,396 INFO L899 garLoopResultBuilder]: For program point L117-3(lines 117 122) no Hoare annotation was computed. [2022-11-03 03:55:58,396 INFO L899 garLoopResultBuilder]: For program point L142(lines 142 150) no Hoare annotation was computed. [2022-11-03 03:55:58,396 INFO L899 garLoopResultBuilder]: For program point L134(lines 134 135) no Hoare annotation was computed. [2022-11-03 03:55:58,396 INFO L899 garLoopResultBuilder]: For program point L97(lines 97 101) no Hoare annotation was computed. [2022-11-03 03:55:58,397 INFO L902 garLoopResultBuilder]: At program point L97-1(lines 90 109) the Hoare annotation is: true [2022-11-03 03:55:58,397 INFO L899 garLoopResultBuilder]: For program point copysign_doubleFINAL(lines 90 109) no Hoare annotation was computed. [2022-11-03 03:55:58,397 INFO L899 garLoopResultBuilder]: For program point copysign_doubleEXIT(lines 90 109) no Hoare annotation was computed. [2022-11-03 03:55:58,397 INFO L899 garLoopResultBuilder]: For program point L102(lines 102 107) no Hoare annotation was computed. [2022-11-03 03:55:58,397 INFO L902 garLoopResultBuilder]: At program point copysign_doubleENTRY(lines 90 109) the Hoare annotation is: true [2022-11-03 03:55:58,398 INFO L902 garLoopResultBuilder]: At program point L102-1(lines 90 109) the Hoare annotation is: true [2022-11-03 03:55:58,398 INFO L899 garLoopResultBuilder]: For program point L102-2(lines 102 107) no Hoare annotation was computed. [2022-11-03 03:55:58,398 INFO L899 garLoopResultBuilder]: For program point L92-1(lines 92 96) no Hoare annotation was computed. [2022-11-03 03:55:58,398 INFO L902 garLoopResultBuilder]: At program point L92-2(lines 92 96) the Hoare annotation is: true [2022-11-03 03:55:58,399 INFO L899 garLoopResultBuilder]: For program point L543-1(lines 543 547) no Hoare annotation was computed. [2022-11-03 03:55:58,399 INFO L902 garLoopResultBuilder]: At program point L543-2(lines 543 547) the Hoare annotation is: true [2022-11-03 03:55:58,399 INFO L899 garLoopResultBuilder]: For program point L543-3(lines 543 547) no Hoare annotation was computed. [2022-11-03 03:55:58,399 INFO L899 garLoopResultBuilder]: For program point __kernel_cosFINAL(lines 540 574) no Hoare annotation was computed. [2022-11-03 03:55:58,399 INFO L899 garLoopResultBuilder]: For program point L560(lines 560 569) no Hoare annotation was computed. [2022-11-03 03:55:58,400 INFO L899 garLoopResultBuilder]: For program point L550(lines 550 551) no Hoare annotation was computed. [2022-11-03 03:55:58,400 INFO L899 garLoopResultBuilder]: For program point __kernel_cosEXIT(lines 540 574) no Hoare annotation was computed. [2022-11-03 03:55:58,400 INFO L902 garLoopResultBuilder]: At program point __kernel_cosENTRY(lines 540 574) the Hoare annotation is: true [2022-11-03 03:55:58,400 INFO L899 garLoopResultBuilder]: For program point L563-1(lines 563 568) no Hoare annotation was computed. [2022-11-03 03:55:58,400 INFO L902 garLoopResultBuilder]: At program point L563-2(lines 563 568) the Hoare annotation is: true [2022-11-03 03:55:58,400 INFO L899 garLoopResultBuilder]: For program point L563-3(lines 560 569) no Hoare annotation was computed. [2022-11-03 03:55:58,400 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 573) no Hoare annotation was computed. [2022-11-03 03:55:58,400 INFO L899 garLoopResultBuilder]: For program point L549(lines 549 552) no Hoare annotation was computed. [2022-11-03 03:55:58,401 INFO L899 garLoopResultBuilder]: For program point L549-2(lines 549 552) no Hoare annotation was computed. [2022-11-03 03:55:58,401 INFO L895 garLoopResultBuilder]: At program point L630(line 630) the Hoare annotation is: false [2022-11-03 03:55:58,401 INFO L899 garLoopResultBuilder]: For program point L630-1(line 630) no Hoare annotation was computed. [2022-11-03 03:55:58,401 INFO L899 garLoopResultBuilder]: For program point L234(lines 234 242) no Hoare annotation was computed. [2022-11-03 03:55:58,401 INFO L899 garLoopResultBuilder]: For program point L168-1(lines 168 172) no Hoare annotation was computed. [2022-11-03 03:55:58,401 INFO L895 garLoopResultBuilder]: At program point L168-2(lines 168 172) the Hoare annotation is: false [2022-11-03 03:55:58,401 INFO L899 garLoopResultBuilder]: For program point L36(lines 36 43) no Hoare annotation was computed. [2022-11-03 03:55:58,401 INFO L899 garLoopResultBuilder]: For program point L631(line 631) no Hoare annotation was computed. [2022-11-03 03:55:58,402 INFO L899 garLoopResultBuilder]: For program point L433(lines 433 440) no Hoare annotation was computed. [2022-11-03 03:55:58,402 INFO L899 garLoopResultBuilder]: For program point L433-2(lines 433 440) no Hoare annotation was computed. [2022-11-03 03:55:58,402 INFO L895 garLoopResultBuilder]: At program point L301(line 301) the Hoare annotation is: false [2022-11-03 03:55:58,402 INFO L899 garLoopResultBuilder]: For program point L301-1(line 301) no Hoare annotation was computed. [2022-11-03 03:55:58,402 INFO L899 garLoopResultBuilder]: For program point L334-2(lines 334 335) no Hoare annotation was computed. [2022-11-03 03:55:58,402 INFO L895 garLoopResultBuilder]: At program point L334-3(lines 334 335) the Hoare annotation is: false [2022-11-03 03:55:58,402 INFO L899 garLoopResultBuilder]: For program point L334-4(lines 324 364) no Hoare annotation was computed. [2022-11-03 03:55:58,402 INFO L899 garLoopResultBuilder]: For program point L70(lines 70 71) no Hoare annotation was computed. [2022-11-03 03:55:58,403 INFO L899 garLoopResultBuilder]: For program point L37(lines 37 42) no Hoare annotation was computed. [2022-11-03 03:55:58,403 INFO L899 garLoopResultBuilder]: For program point L70-2(lines 70 71) no Hoare annotation was computed. [2022-11-03 03:55:58,403 INFO L895 garLoopResultBuilder]: At program point L632(line 632) the Hoare annotation is: false [2022-11-03 03:55:58,403 INFO L899 garLoopResultBuilder]: For program point L632-1(line 632) no Hoare annotation was computed. [2022-11-03 03:55:58,403 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 309) no Hoare annotation was computed. [2022-11-03 03:55:58,404 INFO L899 garLoopResultBuilder]: For program point L269(lines 269 270) no Hoare annotation was computed. [2022-11-03 03:55:58,404 INFO L895 garLoopResultBuilder]: At program point L302-2(lines 293 310) the Hoare annotation is: false [2022-11-03 03:55:58,404 INFO L899 garLoopResultBuilder]: For program point L468-1(lines 468 472) no Hoare annotation was computed. [2022-11-03 03:55:58,404 INFO L895 garLoopResultBuilder]: At program point L468-2(lines 468 472) the Hoare annotation is: false [2022-11-03 03:55:58,404 INFO L899 garLoopResultBuilder]: For program point L468-3(lines 468 472) no Hoare annotation was computed. [2022-11-03 03:55:58,405 INFO L899 garLoopResultBuilder]: For program point L336-1(line 336) no Hoare annotation was computed. [2022-11-03 03:55:58,405 INFO L895 garLoopResultBuilder]: At program point L270(line 270) the Hoare annotation is: false [2022-11-03 03:55:58,405 INFO L899 garLoopResultBuilder]: For program point L270-1(line 270) no Hoare annotation was computed. [2022-11-03 03:55:58,405 INFO L899 garLoopResultBuilder]: For program point L39(lines 39 42) no Hoare annotation was computed. [2022-11-03 03:55:58,405 INFO L899 garLoopResultBuilder]: For program point L502(lines 502 507) no Hoare annotation was computed. [2022-11-03 03:55:58,405 INFO L895 garLoopResultBuilder]: At program point L502-1(lines 401 530) the Hoare annotation is: false [2022-11-03 03:55:58,406 INFO L899 garLoopResultBuilder]: For program point L502-2(lines 502 507) no Hoare annotation was computed. [2022-11-03 03:55:58,406 INFO L899 garLoopResultBuilder]: For program point L205(lines 205 206) no Hoare annotation was computed. [2022-11-03 03:55:58,406 INFO L899 garLoopResultBuilder]: For program point L205-2(lines 205 206) no Hoare annotation was computed. [2022-11-03 03:55:58,406 INFO L899 garLoopResultBuilder]: For program point L338-2(lines 338 339) no Hoare annotation was computed. [2022-11-03 03:55:58,406 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 242) no Hoare annotation was computed. [2022-11-03 03:55:58,406 INFO L895 garLoopResultBuilder]: At program point L338-3(lines 338 339) the Hoare annotation is: false [2022-11-03 03:55:58,406 INFO L899 garLoopResultBuilder]: For program point L338-4(lines 324 364) no Hoare annotation was computed. [2022-11-03 03:55:58,407 INFO L899 garLoopResultBuilder]: For program point L173(lines 173 178) no Hoare annotation was computed. [2022-11-03 03:55:58,407 INFO L895 garLoopResultBuilder]: At program point L173-1(lines 166 180) the Hoare annotation is: false [2022-11-03 03:55:58,407 INFO L899 garLoopResultBuilder]: For program point L173-2(lines 173 178) no Hoare annotation was computed. [2022-11-03 03:55:58,407 INFO L899 garLoopResultBuilder]: For program point L340-1(line 340) no Hoare annotation was computed. [2022-11-03 03:55:58,408 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 242) no Hoare annotation was computed. [2022-11-03 03:55:58,408 INFO L899 garLoopResultBuilder]: For program point L274-1(lines 196 366) no Hoare annotation was computed. [2022-11-03 03:55:58,408 INFO L899 garLoopResultBuilder]: For program point L241-2(lines 196 366) no Hoare annotation was computed. [2022-11-03 03:55:58,408 INFO L895 garLoopResultBuilder]: At program point L606(lines 606 635) the Hoare annotation is: (and (= |ULTIMATE.start_cos_double_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= (let ((.cse0 (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53)))) (fp.sub roundNearestTiesToEven .cse0 .cse0)) |ULTIMATE.start_cos_double_#res#1|) (= currentRoundingMode roundNearestTiesToEven)) [2022-11-03 03:55:58,409 INFO L899 garLoopResultBuilder]: For program point L474(lines 474 480) no Hoare annotation was computed. [2022-11-03 03:55:58,409 INFO L899 garLoopResultBuilder]: For program point L408-1(lines 408 412) no Hoare annotation was computed. [2022-11-03 03:55:58,409 INFO L895 garLoopResultBuilder]: At program point L408-2(lines 408 412) the Hoare annotation is: false [2022-11-03 03:55:58,409 INFO L899 garLoopResultBuilder]: For program point L342(line 342) no Hoare annotation was computed. [2022-11-03 03:55:58,410 INFO L899 garLoopResultBuilder]: For program point L408-3(lines 408 412) no Hoare annotation was computed. [2022-11-03 03:55:58,410 INFO L899 garLoopResultBuilder]: For program point L276-2(lines 276 277) no Hoare annotation was computed. [2022-11-03 03:55:58,410 INFO L895 garLoopResultBuilder]: At program point L276-3(lines 276 277) the Hoare annotation is: false [2022-11-03 03:55:58,410 INFO L899 garLoopResultBuilder]: For program point L276-4(lines 274 291) no Hoare annotation was computed. [2022-11-03 03:55:58,410 INFO L899 garLoopResultBuilder]: For program point L78(lines 78 83) no Hoare annotation was computed. [2022-11-03 03:55:58,411 INFO L895 garLoopResultBuilder]: At program point L78-1(lines 24 85) the Hoare annotation is: false [2022-11-03 03:55:58,411 INFO L899 garLoopResultBuilder]: For program point L78-2(lines 78 83) no Hoare annotation was computed. [2022-11-03 03:55:58,411 INFO L899 garLoopResultBuilder]: For program point L343-2(lines 343 347) no Hoare annotation was computed. [2022-11-03 03:55:58,411 INFO L899 garLoopResultBuilder]: For program point L244(lines 196 366) no Hoare annotation was computed. [2022-11-03 03:55:58,411 INFO L895 garLoopResultBuilder]: At program point L343-3(lines 343 347) the Hoare annotation is: false [2022-11-03 03:55:58,412 INFO L899 garLoopResultBuilder]: For program point L343-4(lines 343 347) no Hoare annotation was computed. [2022-11-03 03:55:58,412 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 211 212) no Hoare annotation was computed. [2022-11-03 03:55:58,412 INFO L895 garLoopResultBuilder]: At program point L211-3(lines 211 212) the Hoare annotation is: false [2022-11-03 03:55:58,412 INFO L899 garLoopResultBuilder]: For program point L211-4(lines 211 212) no Hoare annotation was computed. [2022-11-03 03:55:58,412 INFO L899 garLoopResultBuilder]: For program point L46(lines 46 47) no Hoare annotation was computed. [2022-11-03 03:55:58,413 INFO L899 garLoopResultBuilder]: For program point L509-1(lines 509 514) no Hoare annotation was computed. [2022-11-03 03:55:58,413 INFO L895 garLoopResultBuilder]: At program point L509-2(lines 509 514) the Hoare annotation is: false [2022-11-03 03:55:58,413 INFO L899 garLoopResultBuilder]: For program point L509-3(lines 509 514) no Hoare annotation was computed. [2022-11-03 03:55:58,413 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-11-03 03:55:58,413 INFO L895 garLoopResultBuilder]: At program point L179(lines 166 180) the Hoare annotation is: false [2022-11-03 03:55:58,413 INFO L899 garLoopResultBuilder]: For program point L212-2(line 212) no Hoare annotation was computed. [2022-11-03 03:55:58,414 INFO L899 garLoopResultBuilder]: For program point L609-1(lines 609 613) no Hoare annotation was computed. [2022-11-03 03:55:58,414 INFO L895 garLoopResultBuilder]: At program point L609-2(lines 609 613) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_cos_double_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) (= currentRoundingMode roundNearestTiesToEven)) [2022-11-03 03:55:58,414 INFO L899 garLoopResultBuilder]: For program point L609-3(lines 609 613) no Hoare annotation was computed. [2022-11-03 03:55:58,414 INFO L899 garLoopResultBuilder]: For program point L444(lines 444 490) no Hoare annotation was computed. [2022-11-03 03:55:58,415 INFO L899 garLoopResultBuilder]: For program point L312(line 312) no Hoare annotation was computed. [2022-11-03 03:55:58,415 INFO L899 garLoopResultBuilder]: For program point L279-1(lines 279 280) no Hoare annotation was computed. [2022-11-03 03:55:58,415 INFO L899 garLoopResultBuilder]: For program point L279-3(lines 279 280) no Hoare annotation was computed. [2022-11-03 03:55:58,415 INFO L895 garLoopResultBuilder]: At program point L279-4(lines 279 280) the Hoare annotation is: false [2022-11-03 03:55:58,415 INFO L899 garLoopResultBuilder]: For program point L279-5(lines 279 280) no Hoare annotation was computed. [2022-11-03 03:55:58,416 INFO L899 garLoopResultBuilder]: For program point L48(lines 48 53) no Hoare annotation was computed. [2022-11-03 03:55:58,416 INFO L899 garLoopResultBuilder]: For program point L313-2(lines 313 316) no Hoare annotation was computed. [2022-11-03 03:55:58,416 INFO L895 garLoopResultBuilder]: At program point L313-3(lines 313 316) the Hoare annotation is: false [2022-11-03 03:55:58,416 INFO L899 garLoopResultBuilder]: For program point L247-2(lines 247 256) no Hoare annotation was computed. [2022-11-03 03:55:58,416 INFO L899 garLoopResultBuilder]: For program point L313-4(lines 313 316) no Hoare annotation was computed. [2022-11-03 03:55:58,416 INFO L899 garLoopResultBuilder]: For program point L214-2(lines 214 218) no Hoare annotation was computed. [2022-11-03 03:55:58,417 INFO L895 garLoopResultBuilder]: At program point L247-3(lines 247 256) the Hoare annotation is: false [2022-11-03 03:55:58,417 INFO L895 garLoopResultBuilder]: At program point L214-3(lines 214 218) the Hoare annotation is: false [2022-11-03 03:55:58,417 INFO L899 garLoopResultBuilder]: For program point L247-4(lines 244 272) no Hoare annotation was computed. [2022-11-03 03:55:58,417 INFO L899 garLoopResultBuilder]: For program point L214-4(lines 214 218) no Hoare annotation was computed. [2022-11-03 03:55:58,417 INFO L899 garLoopResultBuilder]: For program point L49(lines 49 50) no Hoare annotation was computed. [2022-11-03 03:55:58,417 INFO L899 garLoopResultBuilder]: For program point L49-2(lines 49 50) no Hoare annotation was computed. [2022-11-03 03:55:58,418 INFO L899 garLoopResultBuilder]: For program point L215-2(lines 215 216) no Hoare annotation was computed. [2022-11-03 03:55:58,418 INFO L895 garLoopResultBuilder]: At program point L215-3(lines 215 216) the Hoare annotation is: false [2022-11-03 03:55:58,418 INFO L899 garLoopResultBuilder]: For program point L215-4(lines 215 216) no Hoare annotation was computed. [2022-11-03 03:55:58,418 INFO L899 garLoopResultBuilder]: For program point L414(lines 414 418) no Hoare annotation was computed. [2022-11-03 03:55:58,418 INFO L899 garLoopResultBuilder]: For program point L348-2(lines 348 352) no Hoare annotation was computed. [2022-11-03 03:55:58,419 INFO L899 garLoopResultBuilder]: For program point L249(lines 249 255) no Hoare annotation was computed. [2022-11-03 03:55:58,419 INFO L895 garLoopResultBuilder]: At program point L348-3(lines 348 352) the Hoare annotation is: false [2022-11-03 03:55:58,419 INFO L899 garLoopResultBuilder]: For program point L282-2(lines 282 287) no Hoare annotation was computed. [2022-11-03 03:55:58,419 INFO L899 garLoopResultBuilder]: For program point L348-4(lines 348 352) no Hoare annotation was computed. [2022-11-03 03:55:58,419 INFO L895 garLoopResultBuilder]: At program point L282-3(lines 282 287) the Hoare annotation is: false [2022-11-03 03:55:58,419 INFO L899 garLoopResultBuilder]: For program point L282-4(lines 282 287) no Hoare annotation was computed. [2022-11-03 03:55:58,420 INFO L895 garLoopResultBuilder]: At program point L84(lines 24 85) the Hoare annotation is: false [2022-11-03 03:55:58,420 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 253) no Hoare annotation was computed. [2022-11-03 03:55:58,420 INFO L899 garLoopResultBuilder]: For program point L515-2(lines 515 518) no Hoare annotation was computed. [2022-11-03 03:55:58,420 INFO L895 garLoopResultBuilder]: At program point L515-3(lines 515 518) the Hoare annotation is: false [2022-11-03 03:55:58,420 INFO L899 garLoopResultBuilder]: For program point L515-4(lines 515 518) no Hoare annotation was computed. [2022-11-03 03:55:58,421 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-03 03:55:58,421 INFO L899 garLoopResultBuilder]: For program point L284-2(lines 284 285) no Hoare annotation was computed. [2022-11-03 03:55:58,421 INFO L895 garLoopResultBuilder]: At program point L284-3(lines 284 285) the Hoare annotation is: false [2022-11-03 03:55:58,421 INFO L899 garLoopResultBuilder]: For program point L284-4(lines 284 285) no Hoare annotation was computed. [2022-11-03 03:55:58,421 INFO L899 garLoopResultBuilder]: For program point L648(lines 648 651) no Hoare annotation was computed. [2022-11-03 03:55:58,421 INFO L899 garLoopResultBuilder]: For program point L450(line 450) no Hoare annotation was computed. [2022-11-03 03:55:58,422 INFO L899 garLoopResultBuilder]: For program point L450-2(lines 450 482) no Hoare annotation was computed. [2022-11-03 03:55:58,422 INFO L899 garLoopResultBuilder]: For program point L318-2(lines 318 322) no Hoare annotation was computed. [2022-11-03 03:55:58,422 INFO L895 garLoopResultBuilder]: At program point L318-3(lines 318 322) the Hoare annotation is: false [2022-11-03 03:55:58,422 INFO L899 garLoopResultBuilder]: For program point L318-4(lines 318 322) no Hoare annotation was computed. [2022-11-03 03:55:58,422 INFO L899 garLoopResultBuilder]: For program point L649(line 649) no Hoare annotation was computed. [2022-11-03 03:55:58,423 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 634) no Hoare annotation was computed. [2022-11-03 03:55:58,423 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 489) no Hoare annotation was computed. [2022-11-03 03:55:58,423 INFO L899 garLoopResultBuilder]: For program point L319-2(lines 319 320) no Hoare annotation was computed. [2022-11-03 03:55:58,423 INFO L895 garLoopResultBuilder]: At program point L319-3(lines 319 320) the Hoare annotation is: false [2022-11-03 03:55:58,423 INFO L899 garLoopResultBuilder]: For program point L319-4(lines 319 320) no Hoare annotation was computed. [2022-11-03 03:55:58,424 INFO L895 garLoopResultBuilder]: At program point L88(line 88) the Hoare annotation is: (and (= |ULTIMATE.start_cos_double_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= (_ bv1 32) |ULTIMATE.start_isnan_double_#res#1|) (= (let ((.cse0 (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53)))) (fp.sub roundNearestTiesToEven .cse0 .cse0)) |ULTIMATE.start_cos_double_#res#1|) (= currentRoundingMode roundNearestTiesToEven)) [2022-11-03 03:55:58,424 INFO L899 garLoopResultBuilder]: For program point L55(lines 55 77) no Hoare annotation was computed. [2022-11-03 03:55:58,424 INFO L895 garLoopResultBuilder]: At program point L617(line 617) the Hoare annotation is: false [2022-11-03 03:55:58,424 INFO L899 garLoopResultBuilder]: For program point L617-1(line 617) no Hoare annotation was computed. [2022-11-03 03:55:58,424 INFO L899 garLoopResultBuilder]: For program point L419(lines 419 443) no Hoare annotation was computed. [2022-11-03 03:55:58,425 INFO L899 garLoopResultBuilder]: For program point L353-2(lines 353 354) no Hoare annotation was computed. [2022-11-03 03:55:58,425 INFO L895 garLoopResultBuilder]: At program point L353-3(lines 353 354) the Hoare annotation is: false [2022-11-03 03:55:58,425 INFO L899 garLoopResultBuilder]: For program point L353-4(lines 324 364) no Hoare annotation was computed. [2022-11-03 03:55:58,425 INFO L899 garLoopResultBuilder]: For program point L56(lines 56 59) no Hoare annotation was computed. [2022-11-03 03:55:58,425 INFO L899 garLoopResultBuilder]: For program point L420(lines 420 442) no Hoare annotation was computed. [2022-11-03 03:55:58,425 INFO L899 garLoopResultBuilder]: For program point L619(lines 619 634) no Hoare annotation was computed. [2022-11-03 03:55:58,426 INFO L895 garLoopResultBuilder]: At program point L289(lines 196 366) the Hoare annotation is: false [2022-11-03 03:55:58,426 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-03 03:55:58,426 INFO L899 garLoopResultBuilder]: For program point L223-2(lines 223 227) no Hoare annotation was computed. [2022-11-03 03:55:58,426 INFO L895 garLoopResultBuilder]: At program point L223-3(lines 223 227) the Hoare annotation is: false [2022-11-03 03:55:58,426 INFO L895 garLoopResultBuilder]: At program point L223-4(lines 223 227) the Hoare annotation is: false [2022-11-03 03:55:58,427 INFO L902 garLoopResultBuilder]: At program point L653(lines 637 654) the Hoare annotation is: true [2022-11-03 03:55:58,427 INFO L899 garLoopResultBuilder]: For program point L521-1(lines 521 522) no Hoare annotation was computed. [2022-11-03 03:55:58,427 INFO L899 garLoopResultBuilder]: For program point L422(lines 422 429) no Hoare annotation was computed. [2022-11-03 03:55:58,427 INFO L895 garLoopResultBuilder]: At program point L521-3(lines 521 522) the Hoare annotation is: false [2022-11-03 03:55:58,427 INFO L899 garLoopResultBuilder]: For program point L521-4(lines 521 522) no Hoare annotation was computed. [2022-11-03 03:55:58,427 INFO L899 garLoopResultBuilder]: For program point L422-2(lines 422 429) no Hoare annotation was computed. [2022-11-03 03:55:58,428 INFO L899 garLoopResultBuilder]: For program point L257-1(lines 244 272) no Hoare annotation was computed. [2022-11-03 03:55:58,428 INFO L899 garLoopResultBuilder]: For program point L456-1(lines 456 460) no Hoare annotation was computed. [2022-11-03 03:55:58,428 INFO L895 garLoopResultBuilder]: At program point L456-2(lines 456 460) the Hoare annotation is: false [2022-11-03 03:55:58,428 INFO L899 garLoopResultBuilder]: For program point L456-3(lines 456 460) no Hoare annotation was computed. [2022-11-03 03:55:58,428 INFO L895 garLoopResultBuilder]: At program point L324(lines 324 364) the Hoare annotation is: false [2022-11-03 03:55:58,428 INFO L895 garLoopResultBuilder]: At program point L258(lines 258 265) the Hoare annotation is: false [2022-11-03 03:55:58,429 INFO L899 garLoopResultBuilder]: For program point L27-1(lines 27 32) no Hoare annotation was computed. [2022-11-03 03:55:58,429 INFO L895 garLoopResultBuilder]: At program point L27-2(lines 27 32) the Hoare annotation is: false [2022-11-03 03:55:58,429 INFO L899 garLoopResultBuilder]: For program point L27-3(lines 27 32) no Hoare annotation was computed. [2022-11-03 03:55:58,429 INFO L899 garLoopResultBuilder]: For program point L325(line 325) no Hoare annotation was computed. [2022-11-03 03:55:58,429 INFO L899 garLoopResultBuilder]: For program point L259(line 259) no Hoare annotation was computed. [2022-11-03 03:55:58,429 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-03 03:55:58,430 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 528) no Hoare annotation was computed. [2022-11-03 03:55:58,430 INFO L899 garLoopResultBuilder]: For program point L62(lines 62 63) no Hoare annotation was computed. [2022-11-03 03:55:58,430 INFO L899 garLoopResultBuilder]: For program point L624(lines 624 633) no Hoare annotation was computed. [2022-11-03 03:55:58,430 INFO L899 garLoopResultBuilder]: For program point L492(lines 492 495) no Hoare annotation was computed. [2022-11-03 03:55:58,430 INFO L899 garLoopResultBuilder]: For program point L327-2(lines 327 328) no Hoare annotation was computed. [2022-11-03 03:55:58,431 INFO L895 garLoopResultBuilder]: At program point L327-3(lines 327 328) the Hoare annotation is: false [2022-11-03 03:55:58,431 INFO L899 garLoopResultBuilder]: For program point L327-4(lines 324 364) no Hoare annotation was computed. [2022-11-03 03:55:58,431 INFO L899 garLoopResultBuilder]: For program point L625(line 625) no Hoare annotation was computed. [2022-11-03 03:55:58,431 INFO L899 garLoopResultBuilder]: For program point L262(line 262) no Hoare annotation was computed. [2022-11-03 03:55:58,431 INFO L899 garLoopResultBuilder]: For program point L229(line 229) no Hoare annotation was computed. [2022-11-03 03:55:58,431 INFO L899 garLoopResultBuilder]: For program point L64(lines 64 76) no Hoare annotation was computed. [2022-11-03 03:55:58,432 INFO L895 garLoopResultBuilder]: At program point L626(line 626) the Hoare annotation is: false [2022-11-03 03:55:58,432 INFO L899 garLoopResultBuilder]: For program point L626-1(line 626) no Hoare annotation was computed. [2022-11-03 03:55:58,432 INFO L899 garLoopResultBuilder]: For program point L329-1(line 329) no Hoare annotation was computed. [2022-11-03 03:55:58,432 INFO L899 garLoopResultBuilder]: For program point L296-1(lines 296 299) no Hoare annotation was computed. [2022-11-03 03:55:58,432 INFO L895 garLoopResultBuilder]: At program point L296-3(lines 296 299) the Hoare annotation is: false [2022-11-03 03:55:58,432 INFO L899 garLoopResultBuilder]: For program point L65(lines 65 74) no Hoare annotation was computed. [2022-11-03 03:55:58,433 INFO L899 garLoopResultBuilder]: For program point L65-1(lines 65 74) no Hoare annotation was computed. [2022-11-03 03:55:58,433 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-03 03:55:58,433 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 649) no Hoare annotation was computed. [2022-11-03 03:55:58,433 INFO L899 garLoopResultBuilder]: For program point L627(line 627) no Hoare annotation was computed. [2022-11-03 03:55:58,433 INFO L899 garLoopResultBuilder]: For program point L462(lines 462 481) no Hoare annotation was computed. [2022-11-03 03:55:58,433 INFO L899 garLoopResultBuilder]: For program point L462-1(lines 450 482) no Hoare annotation was computed. [2022-11-03 03:55:58,434 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 73) no Hoare annotation was computed. [2022-11-03 03:55:58,434 INFO L895 garLoopResultBuilder]: At program point L628(line 628) the Hoare annotation is: false [2022-11-03 03:55:58,434 INFO L899 garLoopResultBuilder]: For program point L628-1(line 628) no Hoare annotation was computed. [2022-11-03 03:55:58,434 INFO L895 garLoopResultBuilder]: At program point L529(lines 401 530) the Hoare annotation is: false [2022-11-03 03:55:58,434 INFO L899 garLoopResultBuilder]: For program point L331(line 331) no Hoare annotation was computed. [2022-11-03 03:55:58,435 INFO L899 garLoopResultBuilder]: For program point L331-2(line 331) no Hoare annotation was computed. [2022-11-03 03:55:58,435 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 77) no Hoare annotation was computed. [2022-11-03 03:55:58,435 INFO L899 garLoopResultBuilder]: For program point L629(line 629) no Hoare annotation was computed. [2022-11-03 03:55:58,435 INFO L899 garLoopResultBuilder]: For program point L497-1(lines 497 501) no Hoare annotation was computed. [2022-11-03 03:55:58,435 INFO L895 garLoopResultBuilder]: At program point L497-2(lines 497 501) the Hoare annotation is: false [2022-11-03 03:55:58,435 INFO L895 garLoopResultBuilder]: At program point L365(lines 195 366) the Hoare annotation is: false [2022-11-03 03:55:58,436 INFO L899 garLoopResultBuilder]: For program point L332(line 332) no Hoare annotation was computed. [2022-11-03 03:55:58,436 INFO L899 garLoopResultBuilder]: For program point L35(lines 35 54) no Hoare annotation was computed. [2022-11-03 03:55:58,436 INFO L902 garLoopResultBuilder]: At program point __kernel_sinENTRY(lines 584 604) the Hoare annotation is: true [2022-11-03 03:55:58,436 INFO L899 garLoopResultBuilder]: For program point __kernel_sinFINAL(lines 584 604) no Hoare annotation was computed. [2022-11-03 03:55:58,436 INFO L899 garLoopResultBuilder]: For program point L593(lines 593 596) no Hoare annotation was computed. [2022-11-03 03:55:58,436 INFO L899 garLoopResultBuilder]: For program point L593-2(lines 593 596) no Hoare annotation was computed. [2022-11-03 03:55:58,437 INFO L899 garLoopResultBuilder]: For program point L587-1(lines 587 591) no Hoare annotation was computed. [2022-11-03 03:55:58,437 INFO L902 garLoopResultBuilder]: At program point L587-2(lines 587 591) the Hoare annotation is: true [2022-11-03 03:55:58,437 INFO L899 garLoopResultBuilder]: For program point L587-3(lines 587 591) no Hoare annotation was computed. [2022-11-03 03:55:58,437 INFO L899 garLoopResultBuilder]: For program point __kernel_sinEXIT(lines 584 604) no Hoare annotation was computed. [2022-11-03 03:55:58,437 INFO L899 garLoopResultBuilder]: For program point L600(lines 600 603) no Hoare annotation was computed. [2022-11-03 03:55:58,437 INFO L899 garLoopResultBuilder]: For program point L594(lines 594 595) no Hoare annotation was computed. [2022-11-03 03:55:58,441 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-03 03:55:58,443 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-03 03:55:58,459 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,460 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,460 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,460 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,460 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,461 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,463 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,463 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,464 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,464 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,464 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,464 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,465 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,466 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,466 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,466 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,466 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,466 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,467 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,467 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,468 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,468 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,468 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,468 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,470 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 03:55:58,470 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 03:55:58,470 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,471 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 03:55:58,471 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 03:55:58,471 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 03:55:58 BoogieIcfgContainer [2022-11-03 03:55:58,472 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-03 03:55:58,473 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-03 03:55:58,473 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-03 03:55:58,473 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-03 03:55:58,474 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:54:30" (3/4) ... [2022-11-03 03:55:58,477 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-03 03:55:58,483 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_double [2022-11-03 03:55:58,483 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_double [2022-11-03 03:55:58,484 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cos [2022-11-03 03:55:58,484 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sin [2022-11-03 03:55:58,496 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2022-11-03 03:55:58,497 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2022-11-03 03:55:58,497 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-03 03:55:58,498 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-03 03:55:58,525 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2022-11-03 03:55:58,526 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE()) && ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) == \result) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2022-11-03 03:55:58,527 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE()) && 1bv32 == \result) && ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) == \result) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2022-11-03 03:55:58,594 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/witness.graphml [2022-11-03 03:55:58,595 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-03 03:55:58,595 INFO L158 Benchmark]: Toolchain (without parser) took 145586.42ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 44.7MB in the beginning and 40.1MB in the end (delta: 4.6MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2022-11-03 03:55:58,596 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 67.1MB. Free memory was 47.3MB in the beginning and 47.3MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 03:55:58,596 INFO L158 Benchmark]: CACSL2BoogieTranslator took 575.65ms. Allocated memory is still 67.1MB. Free memory was 44.4MB in the beginning and 34.2MB in the end (delta: 10.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-03 03:55:58,596 INFO L158 Benchmark]: Boogie Procedure Inliner took 167.65ms. Allocated memory is still 67.1MB. Free memory was 34.0MB in the beginning and 27.9MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-03 03:55:58,597 INFO L158 Benchmark]: Boogie Preprocessor took 121.00ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 27.9MB in the beginning and 71.6MB in the end (delta: -43.7MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2022-11-03 03:55:58,597 INFO L158 Benchmark]: RCFGBuilder took 56778.84ms. Allocated memory is still 98.6MB. Free memory was 71.6MB in the beginning and 39.4MB in the end (delta: 32.2MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2022-11-03 03:55:58,598 INFO L158 Benchmark]: TraceAbstraction took 87798.64ms. Allocated memory is still 98.6MB. Free memory was 71.7MB in the beginning and 49.2MB in the end (delta: 22.5MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2022-11-03 03:55:58,598 INFO L158 Benchmark]: Witness Printer took 121.95ms. Allocated memory is still 98.6MB. Free memory was 49.2MB in the beginning and 40.1MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 03:55:58,600 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 67.1MB. Free memory was 47.3MB in the beginning and 47.3MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 575.65ms. Allocated memory is still 67.1MB. Free memory was 44.4MB in the beginning and 34.2MB in the end (delta: 10.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 167.65ms. Allocated memory is still 67.1MB. Free memory was 34.0MB in the beginning and 27.9MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 121.00ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 27.9MB in the beginning and 71.6MB in the end (delta: -43.7MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * RCFGBuilder took 56778.84ms. Allocated memory is still 98.6MB. Free memory was 71.6MB in the beginning and 39.4MB in the end (delta: 32.2MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. * TraceAbstraction took 87798.64ms. Allocated memory is still 98.6MB. Free memory was 71.7MB in the beginning and 49.2MB in the end (delta: 22.5MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. * Witness Printer took 121.95ms. Allocated memory is still 98.6MB. Free memory was 49.2MB in the beginning and 40.1MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation 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: 649]: 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, 257 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 87.7s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 80.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 25 mSolverCounterUnknown, 195 SdHoareTripleChecker+Valid, 79.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 183 mSDsluCounter, 3209 SdHoareTripleChecker+Invalid, 76.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 10 IncrementalHoareTripleChecker+Unchecked, 2176 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 189 IncrementalHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 1033 mSDtfsCounter, 189 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 47 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=304occurred 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: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 70 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 185 PreInvPairs, 189 NumberOfFragments, 137 HoareAnnotationTreeSize, 185 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 68 FomulaSimplificationsInter, 8 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 62 NumberOfCodeBlocks, 62 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 58 ConstructedInterpolants, 9 QuantifiedInterpolants, 283 SizeOfPredicates, 21 NumberOfNonLiveVariables, 984 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 606]: Loop Invariant [2022-11-03 03:55:58,612 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,612 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,612 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,613 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,613 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,613 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,614 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,614 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,614 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,614 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,614 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,614 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE()) && ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) == \result) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 284]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 276]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 401]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 88]: Loop Invariant [2022-11-03 03:55:58,616 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,616 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,617 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,617 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,617 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,617 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,618 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,618 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,618 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,618 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,618 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,618 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE()) && 1bv32 == \result) && ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) == \result) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 343]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 401]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 563]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 223]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 609]: Loop Invariant [2022-11-03 03:55:58,623 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 03:55:58,623 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 03:55:58,623 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-03 03:55:58,624 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 03:55:58,624 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 03:55:58,624 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 468]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2022-11-03 03:55:58,846 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2022-11-03 03:55:58,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991d7da6-7549-472c-b31e-33891adba299/bin/utaipan-7li7fVZpFI/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