./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0220a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 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_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0220a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW --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 333cf4282aaef943eedac534c8cfd5b66279089357670774db08ef0cc555d881 --- 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-4e7fbc6 [2022-11-23 13:50:33,359 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 13:50:33,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 13:50:33,400 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 13:50:33,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 13:50:33,401 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 13:50:33,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 13:50:33,405 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 13:50:33,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 13:50:33,407 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 13:50:33,408 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 13:50:33,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 13:50:33,410 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 13:50:33,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 13:50:33,425 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 13:50:33,427 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 13:50:33,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 13:50:33,430 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 13:50:33,433 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 13:50:33,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 13:50:33,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 13:50:33,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 13:50:33,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 13:50:33,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 13:50:33,455 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 13:50:33,455 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 13:50:33,456 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 13:50:33,456 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 13:50:33,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 13:50:33,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 13:50:33,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 13:50:33,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 13:50:33,459 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 13:50:33,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 13:50:33,461 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 13:50:33,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 13:50:33,462 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 13:50:33,462 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 13:50:33,463 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 13:50:33,463 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 13:50:33,464 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 13:50:33,470 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-23 13:50:33,507 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 13:50:33,508 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 13:50:33,508 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 13:50:33,508 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 13:50:33,509 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 13:50:33,509 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 13:50:33,509 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 13:50:33,510 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 13:50:33,510 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 13:50:33,510 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 13:50:33,511 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 13:50:33,511 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 13:50:33,511 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 13:50:33,511 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 13:50:33,512 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 13:50:33,512 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 13:50:33,512 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 13:50:33,512 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 13:50:33,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 13:50:33,513 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 13:50:33,513 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 13:50:33,513 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 13:50:33,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 13:50:33,514 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 13:50:33,514 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 13:50:33,514 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 13:50:33,514 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 13:50:33,514 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 13:50:33,515 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 13:50:33,515 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 13:50:33,515 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 13:50:33,516 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 13:50:33,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 13:50:33,516 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 13:50:33,516 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 13:50:33,516 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 13:50:33,517 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 13:50:33,517 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 13:50:33,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 13:50:33,518 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 13:50:33,518 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 13:50:33,518 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_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 333cf4282aaef943eedac534c8cfd5b66279089357670774db08ef0cc555d881 [2022-11-23 13:50:33,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 13:50:33,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 13:50:33,868 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 13:50:33,869 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 13:50:33,870 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 13:50:33,871 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/float-newlib/double_req_bl_0220a.c [2022-11-23 13:50:37,016 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 13:50:37,385 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 13:50:37,386 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/sv-benchmarks/c/float-newlib/double_req_bl_0220a.c [2022-11-23 13:50:37,400 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/data/1a7939c61/a8da20da12e84e89ac2abebde7ccf66f/FLAG84c3731da [2022-11-23 13:50:37,417 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/data/1a7939c61/a8da20da12e84e89ac2abebde7ccf66f [2022-11-23 13:50:37,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 13:50:37,422 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 13:50:37,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 13:50:37,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 13:50:37,429 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 13:50:37,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:50:37" (1/1) ... [2022-11-23 13:50:37,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1132a457 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:37, skipping insertion in model container [2022-11-23 13:50:37,432 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:50:37" (1/1) ... [2022-11-23 13:50:37,440 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 13:50:37,493 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 13:50:37,799 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/sv-benchmarks/c/float-newlib/double_req_bl_0220a.c[16452,16465] [2022-11-23 13:50:37,803 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 13:50:37,823 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 13:50:37,989 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/sv-benchmarks/c/float-newlib/double_req_bl_0220a.c[16452,16465] [2022-11-23 13:50:37,990 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 13:50:38,017 INFO L208 MainTranslator]: Completed translation [2022-11-23 13:50:38,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:38 WrapperNode [2022-11-23 13:50:38,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 13:50:38,019 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 13:50:38,019 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 13:50:38,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 13:50:38,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:38" (1/1) ... [2022-11-23 13:50:38,050 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:38" (1/1) ... [2022-11-23 13:50:38,113 INFO L138 Inliner]: procedures = 25, calls = 379, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1041 [2022-11-23 13:50:38,113 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 13:50:38,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 13:50:38,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 13:50:38,114 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 13:50:38,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:38" (1/1) ... [2022-11-23 13:50:38,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:38" (1/1) ... [2022-11-23 13:50:38,149 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:38" (1/1) ... [2022-11-23 13:50:38,151 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:38" (1/1) ... [2022-11-23 13:50:38,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:38" (1/1) ... [2022-11-23 13:50:38,243 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:38" (1/1) ... [2022-11-23 13:50:38,249 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:38" (1/1) ... [2022-11-23 13:50:38,253 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:38" (1/1) ... [2022-11-23 13:50:38,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 13:50:38,289 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 13:50:38,290 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 13:50:38,290 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 13:50:38,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:38" (1/1) ... [2022-11-23 13:50:38,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 13:50:38,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 13:50:38,328 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 13:50:38,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 13:50:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 13:50:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2022-11-23 13:50:38,377 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2022-11-23 13:50:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2022-11-23 13:50:38,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2022-11-23 13:50:38,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 13:50:38,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-23 13:50:38,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 13:50:38,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-11-23 13:50:38,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 13:50:38,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-11-23 13:50:38,379 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2022-11-23 13:50:38,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2022-11-23 13:50:38,379 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-11-23 13:50:38,379 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-11-23 13:50:38,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 13:50:38,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 13:50:38,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 13:50:38,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 13:50:38,626 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 13:50:38,629 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 13:50:39,772 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 13:50:40,167 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 13:50:40,167 INFO L300 CfgBuilder]: Removed 65 assume(true) statements. [2022-11-23 13:50:40,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:50:40 BoogieIcfgContainer [2022-11-23 13:50:40,171 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 13:50:40,173 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 13:50:40,173 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 13:50:40,177 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 13:50:40,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:50:37" (1/3) ... [2022-11-23 13:50:40,180 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e633f15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:50:40, skipping insertion in model container [2022-11-23 13:50:40,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:38" (2/3) ... [2022-11-23 13:50:40,182 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e633f15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:50:40, skipping insertion in model container [2022-11-23 13:50:40,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:50:40" (3/3) ... [2022-11-23 13:50:40,184 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0220a.c [2022-11-23 13:50:40,205 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 13:50:40,205 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 13:50:40,288 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 13:50:40,299 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;@59ba881b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 13:50:40,300 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 13:50:40,307 INFO L276 IsEmpty]: Start isEmpty. Operand has 178 states, 160 states have (on average 1.69375) internal successors, (271), 161 states have internal predecessors, (271), 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) [2022-11-23 13:50:40,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-23 13:50:40,318 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:50:40,319 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:50:40,320 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:50:40,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:50:40,330 INFO L85 PathProgramCache]: Analyzing trace with hash 2018434867, now seen corresponding path program 1 times [2022-11-23 13:50:40,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:50:40,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200061486] [2022-11-23 13:50:40,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:50:40,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:50:40,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:50:40,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:50:40,708 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:50:40,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200061486] [2022-11-23 13:50:40,709 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200061486] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:50:40,709 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:50:40,710 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 13:50:40,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095626021] [2022-11-23 13:50:40,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:50:40,717 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-23 13:50:40,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:50:40,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-23 13:50:40,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 13:50:40,766 INFO L87 Difference]: Start difference. First operand has 178 states, 160 states have (on average 1.69375) internal successors, (271), 161 states have internal predecessors, (271), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 13:50:40,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:50:40,961 INFO L93 Difference]: Finished difference Result 355 states and 601 transitions. [2022-11-23 13:50:40,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 13:50:40,965 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-11-23 13:50:40,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:50:40,975 INFO L225 Difference]: With dead ends: 355 [2022-11-23 13:50:40,977 INFO L226 Difference]: Without dead ends: 176 [2022-11-23 13:50:40,989 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 [2022-11-23 13:50:40,995 INFO L413 NwaCegarLoop]: 194 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 13:50:40,997 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 194 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 13:50:41,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2022-11-23 13:50:41,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 176. [2022-11-23 13:50:41,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 159 states have (on average 1.389937106918239) internal successors, (221), 159 states have internal predecessors, (221), 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) [2022-11-23 13:50:41,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 245 transitions. [2022-11-23 13:50:41,094 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 245 transitions. Word has length 9 [2022-11-23 13:50:41,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:50:41,096 INFO L495 AbstractCegarLoop]: Abstraction has 176 states and 245 transitions. [2022-11-23 13:50:41,096 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 13:50:41,097 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 245 transitions. [2022-11-23 13:50:41,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-23 13:50:41,098 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:50:41,098 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:50:41,098 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 13:50:41,099 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:50:41,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:50:41,100 INFO L85 PathProgramCache]: Analyzing trace with hash -616201987, now seen corresponding path program 1 times [2022-11-23 13:50:41,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:50:41,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241100821] [2022-11-23 13:50:41,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:50:41,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:50:41,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 13:50:41,246 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 13:50:41,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 13:50:41,382 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-23 13:50:41,383 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-23 13:50:41,385 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-23 13:50:41,387 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 13:50:41,391 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-23 13:50:41,397 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 13:50:41,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:50:41 BoogieIcfgContainer [2022-11-23 13:50:41,465 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 13:50:41,466 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 13:50:41,466 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 13:50:41,466 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 13:50:41,467 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:50:40" (3/4) ... [2022-11-23 13:50:41,471 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-23 13:50:41,472 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 13:50:41,473 INFO L158 Benchmark]: Toolchain (without parser) took 4051.30ms. Allocated memory was 155.2MB in the beginning and 199.2MB in the end (delta: 44.0MB). Free memory was 124.8MB in the beginning and 140.5MB in the end (delta: -15.7MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. [2022-11-23 13:50:41,474 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 71.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 13:50:41,476 INFO L158 Benchmark]: CACSL2BoogieTranslator took 592.68ms. Allocated memory is still 155.2MB. Free memory was 124.8MB in the beginning and 99.5MB in the end (delta: 25.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-23 13:50:41,478 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.54ms. Allocated memory is still 155.2MB. Free memory was 99.5MB in the beginning and 93.0MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-23 13:50:41,480 INFO L158 Benchmark]: Boogie Preprocessor took 173.96ms. Allocated memory is still 155.2MB. Free memory was 93.0MB in the beginning and 86.2MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-23 13:50:41,482 INFO L158 Benchmark]: RCFGBuilder took 1882.28ms. Allocated memory is still 155.2MB. Free memory was 86.2MB in the beginning and 87.8MB in the end (delta: -1.6MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2022-11-23 13:50:41,482 INFO L158 Benchmark]: TraceAbstraction took 1292.04ms. Allocated memory was 155.2MB in the beginning and 199.2MB in the end (delta: 44.0MB). Free memory was 87.8MB in the beginning and 140.5MB in the end (delta: -52.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 13:50:41,486 INFO L158 Benchmark]: Witness Printer took 6.67ms. Allocated memory is still 199.2MB. Free memory is still 140.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 13:50:41,489 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 71.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 592.68ms. Allocated memory is still 155.2MB. Free memory was 124.8MB in the beginning and 99.5MB in the end (delta: 25.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.54ms. Allocated memory is still 155.2MB. Free memory was 99.5MB in the beginning and 93.0MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 173.96ms. Allocated memory is still 155.2MB. Free memory was 93.0MB in the beginning and 86.2MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1882.28ms. Allocated memory is still 155.2MB. Free memory was 86.2MB in the beginning and 87.8MB in the end (delta: -1.6MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1292.04ms. Allocated memory was 155.2MB in the beginning and 199.2MB in the end (delta: 44.0MB). Free memory was 87.8MB in the beginning and 140.5MB in the end (delta: -52.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.67ms. Allocated memory is still 199.2MB. Free memory is still 140.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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: 655]: 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 542, overapproximation of bitwiseAnd at line 622, overapproximation of someBinaryArithmeticDOUBLEoperation at line 626, overapproximation of someBinaryDOUBLEComparisonOperation at line 654. Possible FailurePath: [L22] static const double huge_floor = 1.0e300; [L119-L121] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L190] static const int init_jk_krempio[] = {2, 3, 4, 6}; [L192-L197] 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, }; [L199-L201] static const double zero_krempio = 0.0, one_krempio = 1.0, two24_krempio = 1.67772160000000000000e+07, twon24_krempio = 5.96046447753906250000e-08; [L376-L387] 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, }; [L389-L396] 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, }; [L398-L407] 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; [L540-L546] 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; [L584-L590] 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; [L650] double x = 0.0; [L651] CALL, EXPR sin_double(x) [L615] double y[2], z = 0.0; [L616] __int32_t n, ix; 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}, 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, unknown-#in~x-unknown=0, x=0, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L618] ieee_double_shape_type gh_u; [L619] gh_u.value = (x) [L620] EXPR gh_u.parts.msw [L620] (ix) = gh_u.parts.msw [L622] ix &= 0x7fffffff 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, 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, unknown-#in~x-unknown=0, x=0, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L623] COND FALSE !(ix <= 0x3fe921fb) 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, 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, unknown-#in~x-unknown=0, x=0, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L625] COND TRUE ix >= 0x7ff00000 [L626] return x - x; [L626] return x - x; 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, 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, unknown-#in~x-unknown=0, x=0, z=0, zero_krempio=0, zero_rempio=0] [L651] RET, EXPR sin_double(x) [L651] double res = sin_double(x); [L654] EXPR res == 0.0 && __signbit_double(res) == 0 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=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, res == 0.0 && __signbit_double(res) == 0=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=0, zero_krempio=0, zero_rempio=0] [L654] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L655] 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=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, 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=0, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 178 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, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 194 SdHoareTripleChecker+Invalid, 0.1s 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, 194 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=178occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-23 13:50:41,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/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_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0220a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW --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 333cf4282aaef943eedac534c8cfd5b66279089357670774db08ef0cc555d881 --- 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-4e7fbc6 [2022-11-23 13:50:44,123 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 13:50:44,126 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 13:50:44,171 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 13:50:44,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 13:50:44,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 13:50:44,182 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 13:50:44,187 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 13:50:44,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 13:50:44,195 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 13:50:44,196 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 13:50:44,198 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 13:50:44,199 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 13:50:44,201 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 13:50:44,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 13:50:44,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 13:50:44,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 13:50:44,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 13:50:44,216 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 13:50:44,219 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 13:50:44,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 13:50:44,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 13:50:44,231 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 13:50:44,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 13:50:44,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 13:50:44,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 13:50:44,239 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 13:50:44,240 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 13:50:44,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 13:50:44,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 13:50:44,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 13:50:44,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 13:50:44,249 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 13:50:44,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 13:50:44,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 13:50:44,265 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 13:50:44,266 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 13:50:44,266 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 13:50:44,266 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 13:50:44,267 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 13:50:44,268 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 13:50:44,274 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-11-23 13:50:44,310 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 13:50:44,310 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 13:50:44,312 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 13:50:44,312 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 13:50:44,313 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 13:50:44,313 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 13:50:44,313 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 13:50:44,313 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 13:50:44,314 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 13:50:44,314 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 13:50:44,315 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 13:50:44,315 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 13:50:44,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 13:50:44,316 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 13:50:44,316 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 13:50:44,316 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 13:50:44,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 13:50:44,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 13:50:44,317 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 13:50:44,317 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 13:50:44,317 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 13:50:44,317 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 13:50:44,318 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 13:50:44,318 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 13:50:44,318 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 13:50:44,318 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 13:50:44,319 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 13:50:44,319 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 13:50:44,319 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 13:50:44,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 13:50:44,319 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 13:50:44,320 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 13:50:44,320 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 13:50:44,320 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 13:50:44,320 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 13:50:44,321 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 13:50:44,321 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 13:50:44,321 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 13:50:44,321 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_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 333cf4282aaef943eedac534c8cfd5b66279089357670774db08ef0cc555d881 [2022-11-23 13:50:44,651 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 13:50:44,675 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 13:50:44,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 13:50:44,680 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 13:50:44,681 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 13:50:44,683 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/float-newlib/double_req_bl_0220a.c [2022-11-23 13:50:47,845 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 13:50:48,172 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 13:50:48,174 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/sv-benchmarks/c/float-newlib/double_req_bl_0220a.c [2022-11-23 13:50:48,194 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/data/3a69cb537/68595cfccbbf4b7bba7c22b7793c3147/FLAGfd11733ab [2022-11-23 13:50:48,221 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/data/3a69cb537/68595cfccbbf4b7bba7c22b7793c3147 [2022-11-23 13:50:48,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 13:50:48,232 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 13:50:48,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 13:50:48,239 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 13:50:48,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 13:50:48,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:50:48" (1/1) ... [2022-11-23 13:50:48,247 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3453af05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:48, skipping insertion in model container [2022-11-23 13:50:48,247 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:50:48" (1/1) ... [2022-11-23 13:50:48,256 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 13:50:48,318 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 13:50:48,765 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/sv-benchmarks/c/float-newlib/double_req_bl_0220a.c[16452,16465] [2022-11-23 13:50:48,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 13:50:48,804 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 13:50:49,005 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/sv-benchmarks/c/float-newlib/double_req_bl_0220a.c[16452,16465] [2022-11-23 13:50:49,010 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 13:50:49,039 INFO L208 MainTranslator]: Completed translation [2022-11-23 13:50:49,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49 WrapperNode [2022-11-23 13:50:49,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 13:50:49,041 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 13:50:49,041 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 13:50:49,042 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 13:50:49,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49" (1/1) ... [2022-11-23 13:50:49,084 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49" (1/1) ... [2022-11-23 13:50:49,149 INFO L138 Inliner]: procedures = 29, calls = 379, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1039 [2022-11-23 13:50:49,153 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 13:50:49,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 13:50:49,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 13:50:49,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 13:50:49,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49" (1/1) ... [2022-11-23 13:50:49,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49" (1/1) ... [2022-11-23 13:50:49,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49" (1/1) ... [2022-11-23 13:50:49,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49" (1/1) ... [2022-11-23 13:50:49,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49" (1/1) ... [2022-11-23 13:50:49,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49" (1/1) ... [2022-11-23 13:50:49,277 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49" (1/1) ... [2022-11-23 13:50:49,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49" (1/1) ... [2022-11-23 13:50:49,301 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 13:50:49,304 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 13:50:49,304 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 13:50:49,304 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 13:50:49,305 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49" (1/1) ... [2022-11-23 13:50:49,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 13:50:49,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 13:50:49,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 13:50:49,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 13:50:49,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 13:50:49,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2022-11-23 13:50:49,408 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2022-11-23 13:50:49,408 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2022-11-23 13:50:49,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2022-11-23 13:50:49,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-23 13:50:49,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-23 13:50:49,409 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2022-11-23 13:50:49,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2022-11-23 13:50:49,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 13:50:49,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2022-11-23 13:50:49,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-23 13:50:49,409 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2022-11-23 13:50:49,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2022-11-23 13:50:49,410 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-11-23 13:50:49,410 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-11-23 13:50:49,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 13:50:49,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 13:50:49,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-23 13:50:49,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 13:50:49,593 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 13:50:49,595 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 13:51:44,863 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 13:51:44,875 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 13:51:44,875 INFO L300 CfgBuilder]: Removed 65 assume(true) statements. [2022-11-23 13:51:44,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:51:44 BoogieIcfgContainer [2022-11-23 13:51:44,878 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 13:51:44,881 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 13:51:44,881 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 13:51:44,885 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 13:51:44,885 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:50:48" (1/3) ... [2022-11-23 13:51:44,886 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52394665 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:51:44, skipping insertion in model container [2022-11-23 13:51:44,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49" (2/3) ... [2022-11-23 13:51:44,887 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52394665 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:51:44, skipping insertion in model container [2022-11-23 13:51:44,887 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:51:44" (3/3) ... [2022-11-23 13:51:44,889 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0220a.c [2022-11-23 13:51:44,910 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 13:51:44,911 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 13:51:44,988 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 13:51:44,997 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;@125f990e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 13:51:44,997 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 13:51:45,003 INFO L276 IsEmpty]: Start isEmpty. Operand has 258 states, 240 states have (on average 1.6666666666666667) internal successors, (400), 241 states have internal predecessors, (400), 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) [2022-11-23 13:51:45,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-23 13:51:45,012 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:51:45,013 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:51:45,013 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:51:45,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:51:45,019 INFO L85 PathProgramCache]: Analyzing trace with hash -1678284003, now seen corresponding path program 1 times [2022-11-23 13:51:45,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-23 13:51:45,034 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1349134663] [2022-11-23 13:51:45,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:51:45,035 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-23 13:51:45,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat [2022-11-23 13:51:45,042 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-23 13:51:45,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-23 13:51:45,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:51:45,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-23 13:51:45,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 13:51:45,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:51:45,660 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 13:51:45,661 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-23 13:51:45,661 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1349134663] [2022-11-23 13:51:45,662 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1349134663] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:51:45,662 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:51:45,662 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 13:51:45,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104035264] [2022-11-23 13:51:45,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:51:45,669 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-23 13:51:45,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-23 13:51:45,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-23 13:51:45,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 13:51:45,702 INFO L87 Difference]: Start difference. First operand has 258 states, 240 states have (on average 1.6666666666666667) internal successors, (400), 241 states have internal predecessors, (400), 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) [2022-11-23 13:51:45,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:51:45,804 INFO L93 Difference]: Finished difference Result 514 states and 858 transitions. [2022-11-23 13:51:45,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 13:51:45,806 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 [2022-11-23 13:51:45,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:51:45,824 INFO L225 Difference]: With dead ends: 514 [2022-11-23 13:51:45,825 INFO L226 Difference]: Without dead ends: 255 [2022-11-23 13:51:45,835 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 [2022-11-23 13:51:45,839 INFO L413 NwaCegarLoop]: 358 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, 358 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 [2022-11-23 13:51:45,841 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 358 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 13:51:45,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2022-11-23 13:51:45,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 255. [2022-11-23 13:51:45,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 238 states have (on average 1.3907563025210083) internal successors, (331), 238 states have internal predecessors, (331), 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) [2022-11-23 13:51:45,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 355 transitions. [2022-11-23 13:51:45,938 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 355 transitions. Word has length 10 [2022-11-23 13:51:45,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:51:45,939 INFO L495 AbstractCegarLoop]: Abstraction has 255 states and 355 transitions. [2022-11-23 13:51:45,940 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) [2022-11-23 13:51:45,940 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 355 transitions. [2022-11-23 13:51:45,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-23 13:51:45,943 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:51:45,944 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:51:45,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-23 13:51:46,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-23 13:51:46,168 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:51:46,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:51:46,169 INFO L85 PathProgramCache]: Analyzing trace with hash 749630035, now seen corresponding path program 1 times [2022-11-23 13:51:46,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-23 13:51:46,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [273182380] [2022-11-23 13:51:46,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:51:46,170 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-23 13:51:46,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat [2022-11-23 13:51:46,173 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-23 13:51:46,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-23 13:51:46,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:51:46,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-23 13:51:46,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 13:51:47,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:51:47,401 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 13:51:47,402 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-23 13:51:47,402 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [273182380] [2022-11-23 13:51:47,402 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [273182380] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:51:47,403 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:51:47,403 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 13:51:47,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400469594] [2022-11-23 13:51:47,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:51:47,405 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 13:51:47,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-23 13:51:47,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 13:51:47,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 13:51:47,407 INFO L87 Difference]: Start difference. First operand 255 states and 355 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 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) [2022-11-23 13:51:47,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:51:47,802 INFO L93 Difference]: Finished difference Result 274 states and 376 transitions. [2022-11-23 13:51:47,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 13:51:47,804 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 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 [2022-11-23 13:51:47,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:51:47,805 INFO L225 Difference]: With dead ends: 274 [2022-11-23 13:51:47,805 INFO L226 Difference]: Without dead ends: 27 [2022-11-23 13:51:47,806 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 13:51:47,807 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 25 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-23 13:51:47,808 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 53 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-23 13:51:47,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2022-11-23 13:51:47,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2022-11-23 13:51:47,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 24 states have internal predecessors, (28), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 13:51:47,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 30 transitions. [2022-11-23 13:51:47,813 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 30 transitions. Word has length 11 [2022-11-23 13:51:47,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:51:47,813 INFO L495 AbstractCegarLoop]: Abstraction has 27 states and 30 transitions. [2022-11-23 13:51:47,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 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) [2022-11-23 13:51:47,814 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2022-11-23 13:51:47,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-23 13:51:47,815 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:51:47,815 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] [2022-11-23 13:51:47,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-23 13:51:48,022 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-23 13:51:48,023 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:51:48,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:51:48,024 INFO L85 PathProgramCache]: Analyzing trace with hash 1127142927, now seen corresponding path program 1 times [2022-11-23 13:51:48,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-23 13:51:48,034 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [338846005] [2022-11-23 13:51:48,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:51:48,035 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-23 13:51:48,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat [2022-11-23 13:51:48,037 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-23 13:51:48,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-23 13:51:48,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:51:48,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-23 13:51:48,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 13:51:49,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:51:49,978 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 13:51:49,978 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-23 13:51:49,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [338846005] [2022-11-23 13:51:49,979 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [338846005] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:51:49,979 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:51:49,979 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-23 13:51:49,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009118590] [2022-11-23 13:51:49,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:51:49,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-23 13:51:49,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-23 13:51:49,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-23 13:51:49,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-23 13:51:49,981 INFO L87 Difference]: Start difference. First operand 27 states and 30 transitions. Second operand has 8 states, 8 states have (on average 2.25) internal successors, (18), 7 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 13:51:53,525 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-23 13:51:57,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-23 13:51:59,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-23 13:52:02,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-23 13:52:04,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-23 13:52:05,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:52:05,425 INFO L93 Difference]: Finished difference Result 42 states and 44 transitions. [2022-11-23 13:52:05,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 13:52:05,426 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 7 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2022-11-23 13:52:05,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:52:05,427 INFO L225 Difference]: With dead ends: 42 [2022-11-23 13:52:05,427 INFO L226 Difference]: Without dead ends: 39 [2022-11-23 13:52:05,427 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-11-23 13:52:05,428 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 36 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.0s IncrementalHoareTripleChecker+Time [2022-11-23 13:52:05,429 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 122 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 5 Unknown, 0 Unchecked, 14.0s Time] [2022-11-23 13:52:05,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2022-11-23 13:52:05,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 32. [2022-11-23 13:52:05,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 28 states have (on average 1.1428571428571428) internal successors, (32), 28 states have internal predecessors, (32), 1 states have call successors, (1), 1 states have call predecessors, (1), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-23 13:52:05,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 35 transitions. [2022-11-23 13:52:05,439 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 35 transitions. Word has length 20 [2022-11-23 13:52:05,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:52:05,440 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 35 transitions. [2022-11-23 13:52:05,440 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 7 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 13:52:05,440 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2022-11-23 13:52:05,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-23 13:52:05,441 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:52:05,441 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] [2022-11-23 13:52:05,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-23 13:52:05,642 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-23 13:52:05,642 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:52:05,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:52:05,643 INFO L85 PathProgramCache]: Analyzing trace with hash -1484186882, now seen corresponding path program 1 times [2022-11-23 13:52:05,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-23 13:52:05,645 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2031862156] [2022-11-23 13:52:05,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:52:05,646 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-23 13:52:05,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat [2022-11-23 13:52:05,647 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-23 13:52:05,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-23 13:52:08,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:52:08,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-23 13:52:08,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 13:52:09,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:52:09,827 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 13:52:09,828 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-23 13:52:09,828 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2031862156] [2022-11-23 13:52:09,828 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2031862156] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:52:09,829 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:52:09,829 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-23 13:52:09,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564061975] [2022-11-23 13:52:09,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:52:09,830 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-23 13:52:09,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-23 13:52:09,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-23 13:52:09,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-23 13:52:09,833 INFO L87 Difference]: Start difference. First operand 32 states and 35 transitions. Second operand has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 13:52:17,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.95s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-11-23 13:52:19,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-11-23 13:52:22,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-11-23 13:52:24,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-11-23 13:52:24,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:52:24,830 INFO L93 Difference]: Finished difference Result 39 states and 41 transitions. [2022-11-23 13:52:25,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-23 13:52:25,045 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 21 [2022-11-23 13:52:25,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:52:25,045 INFO L225 Difference]: With dead ends: 39 [2022-11-23 13:52:25,046 INFO L226 Difference]: Without dead ends: 25 [2022-11-23 13:52:25,046 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-23 13:52:25,047 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 19 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2022-11-23 13:52:25,047 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 102 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 31 Invalid, 4 Unknown, 0 Unchecked, 12.0s Time] [2022-11-23 13:52:25,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2022-11-23 13:52:25,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2022-11-23 13:52:25,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 22 states have (on average 1.0) internal successors, (22), 22 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 13:52:25,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 24 transitions. [2022-11-23 13:52:25,051 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 24 transitions. Word has length 21 [2022-11-23 13:52:25,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:52:25,052 INFO L495 AbstractCegarLoop]: Abstraction has 25 states and 24 transitions. [2022-11-23 13:52:25,052 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 13:52:25,052 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 24 transitions. [2022-11-23 13:52:25,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-23 13:52:25,053 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:52:25,053 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:52:25,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-23 13:52:25,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-23 13:52:25,275 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:52:25,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:52:25,276 INFO L85 PathProgramCache]: Analyzing trace with hash 627023844, now seen corresponding path program 1 times [2022-11-23 13:52:25,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-23 13:52:25,276 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [46028271] [2022-11-23 13:52:25,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:52:25,277 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-23 13:52:25,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat [2022-11-23 13:52:25,278 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-23 13:52:25,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-23 13:52:25,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:52:25,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 20 conjunts are in the unsatisfiable core [2022-11-23 13:52:25,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 13:52:28,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:52:28,302 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 13:52:28,302 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-23 13:52:28,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [46028271] [2022-11-23 13:52:28,303 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [46028271] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:52:28,303 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:52:28,303 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-11-23 13:52:28,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410872600] [2022-11-23 13:52:28,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:52:28,304 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-23 13:52:28,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-23 13:52:28,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-23 13:52:28,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2022-11-23 13:52:28,306 INFO L87 Difference]: Start difference. First operand 25 states and 24 transitions. Second operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 11 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 13:52:31,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:52:31,499 INFO L93 Difference]: Finished difference Result 25 states and 24 transitions. [2022-11-23 13:52:31,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-23 13:52:31,500 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 11 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 24 [2022-11-23 13:52:31,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:52:31,501 INFO L225 Difference]: With dead ends: 25 [2022-11-23 13:52:31,501 INFO L226 Difference]: Without dead ends: 0 [2022-11-23 13:52:31,501 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=73, Invalid=269, Unknown=0, NotChecked=0, Total=342 [2022-11-23 13:52:31,502 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 31 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-23 13:52:31,503 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 101 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-23 13:52:31,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-23 13:52:31,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-23 13:52:31,504 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) [2022-11-23 13:52:31,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-23 13:52:31,504 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2022-11-23 13:52:31,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:52:31,505 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 13:52:31,505 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 11 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 13:52:31,505 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-23 13:52:31,505 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-23 13:52:31,509 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-23 13:52:31,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-23 13:52:31,710 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-23 13:52:31,712 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-23 13:52:34,049 INFO L899 garLoopResultBuilder]: For program point L159(lines 159 164) no Hoare annotation was computed. [2022-11-23 13:52:34,049 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 151 156) no Hoare annotation was computed. [2022-11-23 13:52:34,049 INFO L902 garLoopResultBuilder]: At program point L151-2(lines 151 156) the Hoare annotation is: true [2022-11-23 13:52:34,049 INFO L899 garLoopResultBuilder]: For program point L151-3(lines 151 156) no Hoare annotation was computed. [2022-11-23 13:52:34,050 INFO L899 garLoopResultBuilder]: For program point scalbn_doubleFINAL(lines 123 173) no Hoare annotation was computed. [2022-11-23 13:52:34,050 INFO L899 garLoopResultBuilder]: For program point L160(lines 160 163) no Hoare annotation was computed. [2022-11-23 13:52:34,050 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 149) no Hoare annotation was computed. [2022-11-23 13:52:34,050 INFO L899 garLoopResultBuilder]: For program point scalbn_doubleEXIT(lines 123 173) no Hoare annotation was computed. [2022-11-23 13:52:34,050 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 136 140) no Hoare annotation was computed. [2022-11-23 13:52:34,051 INFO L902 garLoopResultBuilder]: At program point L136-2(lines 136 140) the Hoare annotation is: true [2022-11-23 13:52:34,051 INFO L899 garLoopResultBuilder]: For program point L136-3(lines 136 140) no Hoare annotation was computed. [2022-11-23 13:52:34,051 INFO L899 garLoopResultBuilder]: For program point L132(lines 132 144) no Hoare annotation was computed. [2022-11-23 13:52:34,051 INFO L902 garLoopResultBuilder]: At program point scalbn_doubleENTRY(lines 123 173) the Hoare annotation is: true [2022-11-23 13:52:34,052 INFO L899 garLoopResultBuilder]: For program point L132-2(lines 123 173) no Hoare annotation was computed. [2022-11-23 13:52:34,052 INFO L902 garLoopResultBuilder]: At program point L161(line 161) the Hoare annotation is: true [2022-11-23 13:52:34,052 INFO L899 garLoopResultBuilder]: For program point L161-1(line 161) no Hoare annotation was computed. [2022-11-23 13:52:34,052 INFO L902 garLoopResultBuilder]: At program point L149(line 149) the Hoare annotation is: true [2022-11-23 13:52:34,053 INFO L899 garLoopResultBuilder]: For program point L149-1(line 149) no Hoare annotation was computed. [2022-11-23 13:52:34,053 INFO L899 garLoopResultBuilder]: For program point L133(lines 133 134) no Hoare annotation was computed. [2022-11-23 13:52:34,053 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 166 171) no Hoare annotation was computed. [2022-11-23 13:52:34,053 INFO L902 garLoopResultBuilder]: At program point L166-2(lines 166 171) the Hoare annotation is: true [2022-11-23 13:52:34,053 INFO L899 garLoopResultBuilder]: For program point L166-3(lines 166 171) no Hoare annotation was computed. [2022-11-23 13:52:34,054 INFO L899 garLoopResultBuilder]: For program point L125-1(lines 125 130) no Hoare annotation was computed. [2022-11-23 13:52:34,054 INFO L902 garLoopResultBuilder]: At program point L125-2(lines 125 130) the Hoare annotation is: true [2022-11-23 13:52:34,054 INFO L899 garLoopResultBuilder]: For program point L125-3(lines 125 130) no Hoare annotation was computed. [2022-11-23 13:52:34,054 INFO L899 garLoopResultBuilder]: For program point L150(lines 150 158) no Hoare annotation was computed. [2022-11-23 13:52:34,055 INFO L899 garLoopResultBuilder]: For program point L142(lines 142 143) no Hoare annotation was computed. [2022-11-23 13:52:34,055 INFO L902 garLoopResultBuilder]: At program point L163(line 163) the Hoare annotation is: true [2022-11-23 13:52:34,055 INFO L899 garLoopResultBuilder]: For program point L163-1(line 163) no Hoare annotation was computed. [2022-11-23 13:52:34,055 INFO L899 garLoopResultBuilder]: For program point copysign_doubleFINAL(lines 98 117) no Hoare annotation was computed. [2022-11-23 13:52:34,056 INFO L899 garLoopResultBuilder]: For program point L110(lines 110 115) no Hoare annotation was computed. [2022-11-23 13:52:34,056 INFO L902 garLoopResultBuilder]: At program point L110-1(lines 98 117) the Hoare annotation is: true [2022-11-23 13:52:34,056 INFO L899 garLoopResultBuilder]: For program point L110-2(lines 110 115) no Hoare annotation was computed. [2022-11-23 13:52:34,056 INFO L899 garLoopResultBuilder]: For program point copysign_doubleEXIT(lines 98 117) no Hoare annotation was computed. [2022-11-23 13:52:34,056 INFO L902 garLoopResultBuilder]: At program point copysign_doubleENTRY(lines 98 117) the Hoare annotation is: true [2022-11-23 13:52:34,057 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 100 104) no Hoare annotation was computed. [2022-11-23 13:52:34,057 INFO L902 garLoopResultBuilder]: At program point L100-2(lines 100 104) the Hoare annotation is: true [2022-11-23 13:52:34,057 INFO L899 garLoopResultBuilder]: For program point L105(lines 105 109) no Hoare annotation was computed. [2022-11-23 13:52:34,057 INFO L902 garLoopResultBuilder]: At program point L105-1(lines 98 117) the Hoare annotation is: true [2022-11-23 13:52:34,058 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 577) no Hoare annotation was computed. [2022-11-23 13:52:34,058 INFO L899 garLoopResultBuilder]: For program point __kernel_cosFINAL(lines 548 582) no Hoare annotation was computed. [2022-11-23 13:52:34,058 INFO L899 garLoopResultBuilder]: For program point L558(lines 558 559) no Hoare annotation was computed. [2022-11-23 13:52:34,058 INFO L899 garLoopResultBuilder]: For program point __kernel_cosEXIT(lines 548 582) no Hoare annotation was computed. [2022-11-23 13:52:34,059 INFO L902 garLoopResultBuilder]: At program point __kernel_cosENTRY(lines 548 582) the Hoare annotation is: true [2022-11-23 13:52:34,059 INFO L899 garLoopResultBuilder]: For program point L571-1(lines 571 576) no Hoare annotation was computed. [2022-11-23 13:52:34,059 INFO L902 garLoopResultBuilder]: At program point L571-2(lines 571 576) the Hoare annotation is: true [2022-11-23 13:52:34,059 INFO L899 garLoopResultBuilder]: For program point L571-3(lines 568 577) no Hoare annotation was computed. [2022-11-23 13:52:34,059 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 581) no Hoare annotation was computed. [2022-11-23 13:52:34,060 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 560) no Hoare annotation was computed. [2022-11-23 13:52:34,060 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 560) no Hoare annotation was computed. [2022-11-23 13:52:34,060 INFO L899 garLoopResultBuilder]: For program point L551-1(lines 551 555) no Hoare annotation was computed. [2022-11-23 13:52:34,060 INFO L902 garLoopResultBuilder]: At program point L551-2(lines 551 555) the Hoare annotation is: true [2022-11-23 13:52:34,060 INFO L899 garLoopResultBuilder]: For program point L551-3(lines 551 555) no Hoare annotation was computed. [2022-11-23 13:52:34,061 INFO L899 garLoopResultBuilder]: For program point L630(line 630) no Hoare annotation was computed. [2022-11-23 13:52:34,061 INFO L899 garLoopResultBuilder]: For program point L333(line 333) no Hoare annotation was computed. [2022-11-23 13:52:34,061 INFO L899 garLoopResultBuilder]: For program point L267(line 267) no Hoare annotation was computed. [2022-11-23 13:52:34,061 INFO L899 garLoopResultBuilder]: For program point L36(lines 36 43) no Hoare annotation was computed. [2022-11-23 13:52:34,062 INFO L895 garLoopResultBuilder]: At program point L631(line 631) the Hoare annotation is: false [2022-11-23 13:52:34,062 INFO L899 garLoopResultBuilder]: For program point L631-1(line 631) no Hoare annotation was computed. [2022-11-23 13:52:34,062 INFO L899 garLoopResultBuilder]: For program point L532(lines 532 536) no Hoare annotation was computed. [2022-11-23 13:52:34,062 INFO L899 garLoopResultBuilder]: For program point L70(lines 70 71) no Hoare annotation was computed. [2022-11-23 13:52:34,069 INFO L899 garLoopResultBuilder]: For program point L37(lines 37 42) no Hoare annotation was computed. [2022-11-23 13:52:34,070 INFO L899 garLoopResultBuilder]: For program point L70-2(lines 70 71) no Hoare annotation was computed. [2022-11-23 13:52:34,072 INFO L899 garLoopResultBuilder]: For program point L632(line 632) no Hoare annotation was computed. [2022-11-23 13:52:34,072 INFO L899 garLoopResultBuilder]: For program point L500(lines 500 503) no Hoare annotation was computed. [2022-11-23 13:52:34,072 INFO L899 garLoopResultBuilder]: For program point L335-2(lines 335 336) no Hoare annotation was computed. [2022-11-23 13:52:34,072 INFO L895 garLoopResultBuilder]: At program point L335-3(lines 335 336) the Hoare annotation is: false [2022-11-23 13:52:34,079 INFO L899 garLoopResultBuilder]: For program point L335-4(lines 335 336) no Hoare annotation was computed. [2022-11-23 13:52:34,079 INFO L895 garLoopResultBuilder]: At program point L633(line 633) the Hoare annotation is: false [2022-11-23 13:52:34,079 INFO L899 garLoopResultBuilder]: For program point L633-1(line 633) no Hoare annotation was computed. [2022-11-23 13:52:34,080 INFO L899 garLoopResultBuilder]: For program point L270(line 270) no Hoare annotation was computed. [2022-11-23 13:52:34,080 INFO L899 garLoopResultBuilder]: For program point L237(line 237) no Hoare annotation was computed. [2022-11-23 13:52:34,080 INFO L899 garLoopResultBuilder]: For program point L39(lines 39 42) no Hoare annotation was computed. [2022-11-23 13:52:34,080 INFO L899 garLoopResultBuilder]: For program point L634(line 634) no Hoare annotation was computed. [2022-11-23 13:52:34,080 INFO L899 garLoopResultBuilder]: For program point L304-1(lines 304 307) no Hoare annotation was computed. [2022-11-23 13:52:34,081 INFO L895 garLoopResultBuilder]: At program point L304-3(lines 304 307) the Hoare annotation is: false [2022-11-23 13:52:34,081 INFO L895 garLoopResultBuilder]: At program point L635(line 635) the Hoare annotation is: false [2022-11-23 13:52:34,081 INFO L899 garLoopResultBuilder]: For program point L635-1(line 635) no Hoare annotation was computed. [2022-11-23 13:52:34,081 INFO L899 garLoopResultBuilder]: For program point L470(lines 470 489) no Hoare annotation was computed. [2022-11-23 13:52:34,081 INFO L899 garLoopResultBuilder]: For program point L470-1(lines 458 490) no Hoare annotation was computed. [2022-11-23 13:52:34,082 INFO L899 garLoopResultBuilder]: For program point L636(line 636) no Hoare annotation was computed. [2022-11-23 13:52:34,082 INFO L895 garLoopResultBuilder]: At program point L537(lines 409 538) the Hoare annotation is: false [2022-11-23 13:52:34,082 INFO L899 garLoopResultBuilder]: For program point L339(line 339) no Hoare annotation was computed. [2022-11-23 13:52:34,082 INFO L899 garLoopResultBuilder]: For program point L339-2(line 339) no Hoare annotation was computed. [2022-11-23 13:52:34,082 INFO L895 garLoopResultBuilder]: At program point L637(line 637) the Hoare annotation is: false [2022-11-23 13:52:34,083 INFO L899 garLoopResultBuilder]: For program point L637-1(line 637) no Hoare annotation was computed. [2022-11-23 13:52:34,083 INFO L899 garLoopResultBuilder]: For program point L505-1(lines 505 509) no Hoare annotation was computed. [2022-11-23 13:52:34,083 INFO L895 garLoopResultBuilder]: At program point L505-2(lines 505 509) the Hoare annotation is: false [2022-11-23 13:52:34,083 INFO L895 garLoopResultBuilder]: At program point L373(lines 203 374) the Hoare annotation is: false [2022-11-23 13:52:34,084 INFO L899 garLoopResultBuilder]: For program point L340(line 340) no Hoare annotation was computed. [2022-11-23 13:52:34,084 INFO L899 garLoopResultBuilder]: For program point L242(lines 242 250) no Hoare annotation was computed. [2022-11-23 13:52:34,084 INFO L899 garLoopResultBuilder]: For program point L176-1(lines 176 180) no Hoare annotation was computed. [2022-11-23 13:52:34,084 INFO L895 garLoopResultBuilder]: At program point L176-2(lines 176 180) the Hoare annotation is: false [2022-11-23 13:52:34,084 INFO L899 garLoopResultBuilder]: For program point L441(lines 441 448) no Hoare annotation was computed. [2022-11-23 13:52:34,085 INFO L899 garLoopResultBuilder]: For program point L441-2(lines 441 448) no Hoare annotation was computed. [2022-11-23 13:52:34,085 INFO L895 garLoopResultBuilder]: At program point L309(line 309) the Hoare annotation is: false [2022-11-23 13:52:34,085 INFO L899 garLoopResultBuilder]: For program point L309-1(line 309) no Hoare annotation was computed. [2022-11-23 13:52:34,085 INFO L899 garLoopResultBuilder]: For program point L342-2(lines 342 343) no Hoare annotation was computed. [2022-11-23 13:52:34,085 INFO L895 garLoopResultBuilder]: At program point L342-3(lines 342 343) the Hoare annotation is: false [2022-11-23 13:52:34,086 INFO L899 garLoopResultBuilder]: For program point L342-4(lines 342 343) no Hoare annotation was computed. [2022-11-23 13:52:34,086 INFO L899 garLoopResultBuilder]: For program point L78(lines 78 83) no Hoare annotation was computed. [2022-11-23 13:52:34,086 INFO L895 garLoopResultBuilder]: At program point L78-1(lines 24 85) the Hoare annotation is: false [2022-11-23 13:52:34,086 INFO L899 garLoopResultBuilder]: For program point L78-2(lines 78 83) no Hoare annotation was computed. [2022-11-23 13:52:34,086 INFO L899 garLoopResultBuilder]: For program point L310(lines 310 317) no Hoare annotation was computed. [2022-11-23 13:52:34,087 INFO L899 garLoopResultBuilder]: For program point L277(lines 277 278) no Hoare annotation was computed. [2022-11-23 13:52:34,087 INFO L895 garLoopResultBuilder]: At program point L310-2(lines 301 318) the Hoare annotation is: false [2022-11-23 13:52:34,087 INFO L899 garLoopResultBuilder]: For program point L46(lines 46 47) no Hoare annotation was computed. [2022-11-23 13:52:34,087 INFO L899 garLoopResultBuilder]: For program point L476-1(lines 476 480) no Hoare annotation was computed. [2022-11-23 13:52:34,087 INFO L895 garLoopResultBuilder]: At program point L476-2(lines 476 480) the Hoare annotation is: false [2022-11-23 13:52:34,088 INFO L899 garLoopResultBuilder]: For program point L476-3(lines 476 480) no Hoare annotation was computed. [2022-11-23 13:52:34,088 INFO L895 garLoopResultBuilder]: At program point L278(line 278) the Hoare annotation is: false [2022-11-23 13:52:34,088 INFO L899 garLoopResultBuilder]: For program point L278-1(line 278) no Hoare annotation was computed. [2022-11-23 13:52:34,088 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 515) no Hoare annotation was computed. [2022-11-23 13:52:34,088 INFO L895 garLoopResultBuilder]: At program point L510-1(lines 409 538) the Hoare annotation is: false [2022-11-23 13:52:34,089 INFO L899 garLoopResultBuilder]: For program point L510-2(lines 510 515) no Hoare annotation was computed. [2022-11-23 13:52:34,089 INFO L899 garLoopResultBuilder]: For program point L213(lines 213 214) no Hoare annotation was computed. [2022-11-23 13:52:34,089 INFO L899 garLoopResultBuilder]: For program point L213-2(lines 213 214) no Hoare annotation was computed. [2022-11-23 13:52:34,089 INFO L899 garLoopResultBuilder]: For program point L48(lines 48 53) no Hoare annotation was computed. [2022-11-23 13:52:34,089 INFO L899 garLoopResultBuilder]: For program point L346-2(lines 346 347) no Hoare annotation was computed. [2022-11-23 13:52:34,090 INFO L899 garLoopResultBuilder]: For program point L247(lines 247 250) no Hoare annotation was computed. [2022-11-23 13:52:34,090 INFO L895 garLoopResultBuilder]: At program point L346-3(lines 346 347) the Hoare annotation is: false [2022-11-23 13:52:34,090 INFO L899 garLoopResultBuilder]: For program point L346-4(lines 346 347) no Hoare annotation was computed. [2022-11-23 13:52:34,090 INFO L899 garLoopResultBuilder]: For program point L181(lines 181 186) no Hoare annotation was computed. [2022-11-23 13:52:34,090 INFO L895 garLoopResultBuilder]: At program point L181-1(lines 174 188) the Hoare annotation is: false [2022-11-23 13:52:34,091 INFO L899 garLoopResultBuilder]: For program point L181-2(lines 181 186) no Hoare annotation was computed. [2022-11-23 13:52:34,091 INFO L899 garLoopResultBuilder]: For program point L49(lines 49 50) no Hoare annotation was computed. [2022-11-23 13:52:34,091 INFO L899 garLoopResultBuilder]: For program point L49-2(lines 49 50) no Hoare annotation was computed. [2022-11-23 13:52:34,091 INFO L899 garLoopResultBuilder]: For program point L249(lines 249 250) no Hoare annotation was computed. [2022-11-23 13:52:34,091 INFO L899 garLoopResultBuilder]: For program point L282-1(lines 204 374) no Hoare annotation was computed. [2022-11-23 13:52:34,092 INFO L899 garLoopResultBuilder]: For program point L249-2(lines 204 374) no Hoare annotation was computed. [2022-11-23 13:52:34,092 INFO L895 garLoopResultBuilder]: At program point L84(lines 24 85) the Hoare annotation is: false [2022-11-23 13:52:34,092 INFO L895 garLoopResultBuilder]: At program point L614(lines 614 640) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_102| (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_102|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_102|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_102|))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_102|) |ULTIMATE.start_sin_double_~ix~3#1|))) (= (_ +zero 11 53) |ULTIMATE.start_sin_double_~x#1|) (= |ULTIMATE.start_sin_double_#res#1| (_ +zero 11 53))) [2022-11-23 13:52:34,092 INFO L899 garLoopResultBuilder]: For program point L482(lines 482 488) no Hoare annotation was computed. [2022-11-23 13:52:34,093 INFO L899 garLoopResultBuilder]: For program point L416-1(lines 416 420) no Hoare annotation was computed. [2022-11-23 13:52:34,093 INFO L895 garLoopResultBuilder]: At program point L416-2(lines 416 420) the Hoare annotation is: false [2022-11-23 13:52:34,093 INFO L899 garLoopResultBuilder]: For program point L350(line 350) no Hoare annotation was computed. [2022-11-23 13:52:34,093 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-23 13:52:34,093 INFO L899 garLoopResultBuilder]: For program point L416-3(lines 416 420) no Hoare annotation was computed. [2022-11-23 13:52:34,094 INFO L899 garLoopResultBuilder]: For program point L284-2(lines 284 285) no Hoare annotation was computed. [2022-11-23 13:52:34,094 INFO L895 garLoopResultBuilder]: At program point L284-3(lines 284 285) the Hoare annotation is: false [2022-11-23 13:52:34,094 INFO L899 garLoopResultBuilder]: For program point L284-4(lines 282 299) no Hoare annotation was computed. [2022-11-23 13:52:34,094 INFO L899 garLoopResultBuilder]: For program point L351-2(lines 351 355) no Hoare annotation was computed. [2022-11-23 13:52:34,094 INFO L899 garLoopResultBuilder]: For program point L252(lines 204 374) no Hoare annotation was computed. [2022-11-23 13:52:34,095 INFO L895 garLoopResultBuilder]: At program point L351-3(lines 351 355) the Hoare annotation is: false [2022-11-23 13:52:34,095 INFO L899 garLoopResultBuilder]: For program point L351-4(lines 351 355) no Hoare annotation was computed. [2022-11-23 13:52:34,095 INFO L899 garLoopResultBuilder]: For program point L219-2(lines 219 220) no Hoare annotation was computed. [2022-11-23 13:52:34,095 INFO L895 garLoopResultBuilder]: At program point L219-3(lines 219 220) the Hoare annotation is: false [2022-11-23 13:52:34,095 INFO L899 garLoopResultBuilder]: For program point L219-4(lines 219 220) no Hoare annotation was computed. [2022-11-23 13:52:34,096 INFO L899 garLoopResultBuilder]: For program point L517-1(lines 517 522) no Hoare annotation was computed. [2022-11-23 13:52:34,096 INFO L895 garLoopResultBuilder]: At program point L517-2(lines 517 522) the Hoare annotation is: false [2022-11-23 13:52:34,096 INFO L899 garLoopResultBuilder]: For program point L517-3(lines 517 522) no Hoare annotation was computed. [2022-11-23 13:52:34,096 INFO L899 garLoopResultBuilder]: For program point L220(line 220) no Hoare annotation was computed. [2022-11-23 13:52:34,096 INFO L895 garLoopResultBuilder]: At program point L187(lines 174 188) the Hoare annotation is: false [2022-11-23 13:52:34,097 INFO L899 garLoopResultBuilder]: For program point L220-2(line 220) no Hoare annotation was computed. [2022-11-23 13:52:34,097 INFO L899 garLoopResultBuilder]: For program point L55(lines 55 77) no Hoare annotation was computed. [2022-11-23 13:52:34,097 INFO L899 garLoopResultBuilder]: For program point L617-1(lines 617 621) no Hoare annotation was computed. [2022-11-23 13:52:34,097 INFO L895 garLoopResultBuilder]: At program point L617-2(lines 617 621) the Hoare annotation is: (= (_ +zero 11 53) |ULTIMATE.start_sin_double_~x#1|) [2022-11-23 13:52:34,097 INFO L899 garLoopResultBuilder]: For program point L617-3(lines 617 621) no Hoare annotation was computed. [2022-11-23 13:52:34,097 INFO L899 garLoopResultBuilder]: For program point L452(lines 452 498) no Hoare annotation was computed. [2022-11-23 13:52:34,098 INFO L899 garLoopResultBuilder]: For program point L320(line 320) no Hoare annotation was computed. [2022-11-23 13:52:34,098 INFO L899 garLoopResultBuilder]: For program point L287-1(lines 287 288) no Hoare annotation was computed. [2022-11-23 13:52:34,098 INFO L899 garLoopResultBuilder]: For program point L287-3(lines 287 288) no Hoare annotation was computed. [2022-11-23 13:52:34,098 INFO L895 garLoopResultBuilder]: At program point L287-4(lines 287 288) the Hoare annotation is: false [2022-11-23 13:52:34,098 INFO L899 garLoopResultBuilder]: For program point L287-5(lines 287 288) no Hoare annotation was computed. [2022-11-23 13:52:34,099 INFO L899 garLoopResultBuilder]: For program point L56(lines 56 59) no Hoare annotation was computed. [2022-11-23 13:52:34,099 INFO L899 garLoopResultBuilder]: For program point L321-2(lines 321 324) no Hoare annotation was computed. [2022-11-23 13:52:34,099 INFO L895 garLoopResultBuilder]: At program point L321-3(lines 321 324) the Hoare annotation is: false [2022-11-23 13:52:34,099 INFO L899 garLoopResultBuilder]: For program point L255-2(lines 255 264) no Hoare annotation was computed. [2022-11-23 13:52:34,099 INFO L899 garLoopResultBuilder]: For program point L321-4(lines 321 324) no Hoare annotation was computed. [2022-11-23 13:52:34,100 INFO L899 garLoopResultBuilder]: For program point L222-2(lines 222 226) no Hoare annotation was computed. [2022-11-23 13:52:34,100 INFO L895 garLoopResultBuilder]: At program point L255-3(lines 255 264) the Hoare annotation is: false [2022-11-23 13:52:34,100 INFO L895 garLoopResultBuilder]: At program point L222-3(lines 222 226) the Hoare annotation is: false [2022-11-23 13:52:34,100 INFO L899 garLoopResultBuilder]: For program point L255-4(lines 252 280) no Hoare annotation was computed. [2022-11-23 13:52:34,100 INFO L899 garLoopResultBuilder]: For program point L222-4(lines 222 226) no Hoare annotation was computed. [2022-11-23 13:52:34,101 INFO L899 garLoopResultBuilder]: For program point L90-1(lines 90 94) no Hoare annotation was computed. [2022-11-23 13:52:34,101 INFO L895 garLoopResultBuilder]: At program point L90-2(lines 90 94) the Hoare annotation is: (and |ULTIMATE.start_main_#t~short135#1| (exists ((|v_skolemized_q#valueAsBitvector_102| (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_102|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_102|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_102|))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_102|) |ULTIMATE.start_sin_double_~ix~3#1|))) (= |ULTIMATE.start_main_~res~0#1| (_ +zero 11 53)) (= (_ +zero 11 53) |ULTIMATE.start_sin_double_~x#1|) (= |ULTIMATE.start_sin_double_#res#1| (_ +zero 11 53)) (= (_ +zero 11 53) |ULTIMATE.start___signbit_double_~x#1|)) [2022-11-23 13:52:34,101 INFO L899 garLoopResultBuilder]: For program point L90-3(lines 90 94) no Hoare annotation was computed. [2022-11-23 13:52:34,101 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-23 13:52:34,101 INFO L899 garLoopResultBuilder]: For program point L223-2(lines 223 224) no Hoare annotation was computed. [2022-11-23 13:52:34,102 INFO L895 garLoopResultBuilder]: At program point L223-3(lines 223 224) the Hoare annotation is: false [2022-11-23 13:52:34,102 INFO L899 garLoopResultBuilder]: For program point L223-4(lines 223 224) no Hoare annotation was computed. [2022-11-23 13:52:34,102 INFO L899 garLoopResultBuilder]: For program point L422(lines 422 426) no Hoare annotation was computed. [2022-11-23 13:52:34,102 INFO L899 garLoopResultBuilder]: For program point L356-2(lines 356 360) no Hoare annotation was computed. [2022-11-23 13:52:34,102 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 263) no Hoare annotation was computed. [2022-11-23 13:52:34,103 INFO L895 garLoopResultBuilder]: At program point L356-3(lines 356 360) the Hoare annotation is: false [2022-11-23 13:52:34,103 INFO L899 garLoopResultBuilder]: For program point L290-2(lines 290 295) no Hoare annotation was computed. [2022-11-23 13:52:34,103 INFO L899 garLoopResultBuilder]: For program point L356-4(lines 356 360) no Hoare annotation was computed. [2022-11-23 13:52:34,103 INFO L895 garLoopResultBuilder]: At program point L290-3(lines 290 295) the Hoare annotation is: false [2022-11-23 13:52:34,103 INFO L899 garLoopResultBuilder]: For program point L290-4(lines 290 295) no Hoare annotation was computed. [2022-11-23 13:52:34,104 INFO L899 garLoopResultBuilder]: For program point L654(line 654) no Hoare annotation was computed. [2022-11-23 13:52:34,104 INFO L899 garLoopResultBuilder]: For program point L654-2(lines 654 657) no Hoare annotation was computed. [2022-11-23 13:52:34,104 INFO L899 garLoopResultBuilder]: For program point L258(lines 258 261) no Hoare annotation was computed. [2022-11-23 13:52:34,104 INFO L899 garLoopResultBuilder]: For program point L27-1(lines 27 32) no Hoare annotation was computed. [2022-11-23 13:52:34,104 INFO L895 garLoopResultBuilder]: At program point L27-2(lines 27 32) the Hoare annotation is: false [2022-11-23 13:52:34,104 INFO L899 garLoopResultBuilder]: For program point L27-3(lines 27 32) no Hoare annotation was computed. [2022-11-23 13:52:34,105 INFO L899 garLoopResultBuilder]: For program point L655(line 655) no Hoare annotation was computed. [2022-11-23 13:52:34,105 INFO L899 garLoopResultBuilder]: For program point L523-2(lines 523 526) no Hoare annotation was computed. [2022-11-23 13:52:34,105 INFO L895 garLoopResultBuilder]: At program point L523-3(lines 523 526) the Hoare annotation is: false [2022-11-23 13:52:34,105 INFO L899 garLoopResultBuilder]: For program point L523-4(lines 523 526) no Hoare annotation was computed. [2022-11-23 13:52:34,105 INFO L899 garLoopResultBuilder]: For program point L292-2(lines 292 293) no Hoare annotation was computed. [2022-11-23 13:52:34,106 INFO L895 garLoopResultBuilder]: At program point L292-3(lines 292 293) the Hoare annotation is: false [2022-11-23 13:52:34,106 INFO L899 garLoopResultBuilder]: For program point L292-4(lines 292 293) no Hoare annotation was computed. [2022-11-23 13:52:34,106 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-23 13:52:34,106 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 639) no Hoare annotation was computed. [2022-11-23 13:52:34,106 INFO L899 garLoopResultBuilder]: For program point L458(line 458) no Hoare annotation was computed. [2022-11-23 13:52:34,106 INFO L899 garLoopResultBuilder]: For program point L458-2(lines 458 490) no Hoare annotation was computed. [2022-11-23 13:52:34,107 INFO L899 garLoopResultBuilder]: For program point L326-2(lines 326 330) no Hoare annotation was computed. [2022-11-23 13:52:34,107 INFO L895 garLoopResultBuilder]: At program point L326-3(lines 326 330) the Hoare annotation is: false [2022-11-23 13:52:34,107 INFO L899 garLoopResultBuilder]: For program point L326-4(lines 326 330) no Hoare annotation was computed. [2022-11-23 13:52:34,107 INFO L899 garLoopResultBuilder]: For program point L62(lines 62 63) no Hoare annotation was computed. [2022-11-23 13:52:34,108 INFO L895 garLoopResultBuilder]: At program point L624(line 624) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_102| (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_102|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_102|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_102|))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_102|) |ULTIMATE.start_sin_double_~ix~3#1|))) (= (_ +zero 11 53) |ULTIMATE.start_sin_double_~x#1|)) [2022-11-23 13:52:34,108 INFO L899 garLoopResultBuilder]: For program point L624-1(line 624) no Hoare annotation was computed. [2022-11-23 13:52:34,108 INFO L899 garLoopResultBuilder]: For program point L492(lines 492 497) no Hoare annotation was computed. [2022-11-23 13:52:34,108 INFO L899 garLoopResultBuilder]: For program point L327-2(lines 327 328) no Hoare annotation was computed. [2022-11-23 13:52:34,108 INFO L895 garLoopResultBuilder]: At program point L327-3(lines 327 328) the Hoare annotation is: false [2022-11-23 13:52:34,108 INFO L899 garLoopResultBuilder]: For program point L327-4(lines 327 328) no Hoare annotation was computed. [2022-11-23 13:52:34,109 INFO L895 garLoopResultBuilder]: At program point L96(lines 87 97) the Hoare annotation is: (and |ULTIMATE.start_main_#t~short135#1| (exists ((|v_skolemized_q#valueAsBitvector_102| (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_102|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_102|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_102|))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_102|) |ULTIMATE.start_sin_double_~ix~3#1|))) (= |ULTIMATE.start_main_~res~0#1| (_ +zero 11 53)) (= (_ bv0 32) |ULTIMATE.start___signbit_double_#res#1|) (= (_ +zero 11 53) |ULTIMATE.start_sin_double_~x#1|) (exists ((|v_skolemized_q#valueAsBitvector_114| (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_114|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_114|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_114|))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_114|) |ULTIMATE.start___signbit_double_~msw~0#1|))) (= |ULTIMATE.start_sin_double_#res#1| (_ +zero 11 53)) (= (_ +zero 11 53) |ULTIMATE.start___signbit_double_~x#1|)) [2022-11-23 13:52:34,109 INFO L899 garLoopResultBuilder]: For program point L625(lines 625 639) no Hoare annotation was computed. [2022-11-23 13:52:34,109 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 451) no Hoare annotation was computed. [2022-11-23 13:52:34,109 INFO L899 garLoopResultBuilder]: For program point L361-2(lines 361 362) no Hoare annotation was computed. [2022-11-23 13:52:34,110 INFO L895 garLoopResultBuilder]: At program point L361-3(lines 361 362) the Hoare annotation is: false [2022-11-23 13:52:34,110 INFO L899 garLoopResultBuilder]: For program point L361-4(lines 332 372) no Hoare annotation was computed. [2022-11-23 13:52:34,110 INFO L899 garLoopResultBuilder]: For program point L64(lines 64 76) no Hoare annotation was computed. [2022-11-23 13:52:34,110 INFO L902 garLoopResultBuilder]: At program point L659(lines 642 660) the Hoare annotation is: true [2022-11-23 13:52:34,110 INFO L899 garLoopResultBuilder]: For program point L428(lines 428 450) no Hoare annotation was computed. [2022-11-23 13:52:34,110 INFO L899 garLoopResultBuilder]: For program point L65(lines 65 74) no Hoare annotation was computed. [2022-11-23 13:52:34,111 INFO L899 garLoopResultBuilder]: For program point L65-1(lines 65 74) no Hoare annotation was computed. [2022-11-23 13:52:34,111 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-23 13:52:34,111 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 655) no Hoare annotation was computed. [2022-11-23 13:52:34,111 INFO L895 garLoopResultBuilder]: At program point L297(lines 204 374) the Hoare annotation is: false [2022-11-23 13:52:34,111 INFO L899 garLoopResultBuilder]: For program point L231-2(lines 231 235) no Hoare annotation was computed. [2022-11-23 13:52:34,112 INFO L895 garLoopResultBuilder]: At program point L231-3(lines 231 235) the Hoare annotation is: false [2022-11-23 13:52:34,112 INFO L895 garLoopResultBuilder]: At program point L231-4(lines 231 235) the Hoare annotation is: false [2022-11-23 13:52:34,112 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 73) no Hoare annotation was computed. [2022-11-23 13:52:34,112 INFO L899 garLoopResultBuilder]: For program point L529-1(lines 529 530) no Hoare annotation was computed. [2022-11-23 13:52:34,112 INFO L899 garLoopResultBuilder]: For program point L430(lines 430 437) no Hoare annotation was computed. [2022-11-23 13:52:34,113 INFO L895 garLoopResultBuilder]: At program point L529-3(lines 529 530) the Hoare annotation is: false [2022-11-23 13:52:34,113 INFO L899 garLoopResultBuilder]: For program point L529-4(lines 529 530) no Hoare annotation was computed. [2022-11-23 13:52:34,113 INFO L899 garLoopResultBuilder]: For program point L430-2(lines 430 437) no Hoare annotation was computed. [2022-11-23 13:52:34,113 INFO L899 garLoopResultBuilder]: For program point L265-1(lines 252 280) no Hoare annotation was computed. [2022-11-23 13:52:34,113 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 77) no Hoare annotation was computed. [2022-11-23 13:52:34,114 INFO L899 garLoopResultBuilder]: For program point L629(lines 629 638) no Hoare annotation was computed. [2022-11-23 13:52:34,114 INFO L899 garLoopResultBuilder]: For program point L464-1(lines 464 468) no Hoare annotation was computed. [2022-11-23 13:52:34,114 INFO L895 garLoopResultBuilder]: At program point L464-2(lines 464 468) the Hoare annotation is: false [2022-11-23 13:52:34,114 INFO L899 garLoopResultBuilder]: For program point L464-3(lines 464 468) no Hoare annotation was computed. [2022-11-23 13:52:34,114 INFO L895 garLoopResultBuilder]: At program point L332(lines 332 372) the Hoare annotation is: false [2022-11-23 13:52:34,115 INFO L895 garLoopResultBuilder]: At program point L266(lines 266 273) the Hoare annotation is: false [2022-11-23 13:52:34,115 INFO L899 garLoopResultBuilder]: For program point L35(lines 35 54) no Hoare annotation was computed. [2022-11-23 13:52:34,115 INFO L902 garLoopResultBuilder]: At program point __kernel_sinENTRY(lines 592 612) the Hoare annotation is: true [2022-11-23 13:52:34,115 INFO L899 garLoopResultBuilder]: For program point __kernel_sinFINAL(lines 592 612) no Hoare annotation was computed. [2022-11-23 13:52:34,115 INFO L899 garLoopResultBuilder]: For program point L601(lines 601 604) no Hoare annotation was computed. [2022-11-23 13:52:34,115 INFO L899 garLoopResultBuilder]: For program point L601-2(lines 601 604) no Hoare annotation was computed. [2022-11-23 13:52:34,116 INFO L899 garLoopResultBuilder]: For program point L595-1(lines 595 599) no Hoare annotation was computed. [2022-11-23 13:52:34,116 INFO L895 garLoopResultBuilder]: At program point L595-2(lines 595 599) the Hoare annotation is: (= __kernel_sin_~x |__kernel_sin_#in~x|) [2022-11-23 13:52:34,116 INFO L899 garLoopResultBuilder]: For program point L595-3(lines 595 599) no Hoare annotation was computed. [2022-11-23 13:52:34,116 INFO L899 garLoopResultBuilder]: For program point L608(lines 608 611) no Hoare annotation was computed. [2022-11-23 13:52:34,116 INFO L899 garLoopResultBuilder]: For program point __kernel_sinEXIT(lines 592 612) no Hoare annotation was computed. [2022-11-23 13:52:34,117 INFO L899 garLoopResultBuilder]: For program point L602(lines 602 603) no Hoare annotation was computed. [2022-11-23 13:52:34,120 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-23 13:52:34,122 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 13:52:34,137 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,138 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,138 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,138 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,139 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,140 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,140 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,140 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,141 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,141 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,142 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,142 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,142 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,143 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,143 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,143 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,144 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,145 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,145 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,145 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,145 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_114,QUANTIFIED] [2022-11-23 13:52:34,146 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_114,QUANTIFIED] [2022-11-23 13:52:34,146 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_114,QUANTIFIED] [2022-11-23 13:52:34,146 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_114,QUANTIFIED] [2022-11-23 13:52:34,147 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,147 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,147 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,148 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,148 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_114,QUANTIFIED] [2022-11-23 13:52:34,148 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_114,QUANTIFIED] [2022-11-23 13:52:34,148 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_114,QUANTIFIED] [2022-11-23 13:52:34,148 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_114,QUANTIFIED] [2022-11-23 13:52:34,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:52:34 BoogieIcfgContainer [2022-11-23 13:52:34,150 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 13:52:34,151 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 13:52:34,151 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 13:52:34,151 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 13:52:34,152 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:51:44" (3/4) ... [2022-11-23 13:52:34,155 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 13:52:34,162 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_double [2022-11-23 13:52:34,162 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_double [2022-11-23 13:52:34,162 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cos [2022-11-23 13:52:34,163 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sin [2022-11-23 13:52:34,176 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 49 nodes and edges [2022-11-23 13:52:34,177 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-11-23 13:52:34,178 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-23 13:52:34,179 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 13:52:34,208 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\exists v_skolemized_q#valueAsBitvector_102 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_102[63:63], v_skolemized_q#valueAsBitvector_102[62:52], v_skolemized_q#valueAsBitvector_102[51:0]) && v_skolemized_q#valueAsBitvector_102[63:32] == ix) && ~Pluszero~LONGDOUBLE() == x) && \result == ~Pluszero~LONGDOUBLE() [2022-11-23 13:52:34,209 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((aux-res == 0.0 && __signbit_double(res) == 0-aux && (\exists v_skolemized_q#valueAsBitvector_102 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_102[63:63], v_skolemized_q#valueAsBitvector_102[62:52], v_skolemized_q#valueAsBitvector_102[51:0]) && v_skolemized_q#valueAsBitvector_102[63:32] == ix)) && res == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == x) && \result == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == x [2022-11-23 13:52:34,210 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((aux-res == 0.0 && __signbit_double(res) == 0-aux && (\exists v_skolemized_q#valueAsBitvector_102 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_102[63:63], v_skolemized_q#valueAsBitvector_102[62:52], v_skolemized_q#valueAsBitvector_102[51:0]) && v_skolemized_q#valueAsBitvector_102[63:32] == ix)) && res == ~Pluszero~LONGDOUBLE()) && 0bv32 == \result) && ~Pluszero~LONGDOUBLE() == x) && (\exists v_skolemized_q#valueAsBitvector_114 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_114[63:63], v_skolemized_q#valueAsBitvector_114[62:52], v_skolemized_q#valueAsBitvector_114[51:0]) && v_skolemized_q#valueAsBitvector_114[63:32] == msw)) && \result == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == x [2022-11-23 13:52:34,278 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/witness.graphml [2022-11-23 13:52:34,278 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 13:52:34,279 INFO L158 Benchmark]: Toolchain (without parser) took 106047.00ms. Allocated memory is still 81.8MB. Free memory was 61.3MB in the beginning and 23.0MB in the end (delta: 38.3MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2022-11-23 13:52:34,279 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 58.7MB. Free memory is still 37.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 13:52:34,280 INFO L158 Benchmark]: CACSL2BoogieTranslator took 802.12ms. Allocated memory is still 81.8MB. Free memory was 61.1MB in the beginning and 52.5MB in the end (delta: 8.6MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2022-11-23 13:52:34,280 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.82ms. Allocated memory is still 81.8MB. Free memory was 52.5MB in the beginning and 46.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-23 13:52:34,281 INFO L158 Benchmark]: Boogie Preprocessor took 148.58ms. Allocated memory is still 81.8MB. Free memory was 46.2MB in the beginning and 38.9MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-23 13:52:34,281 INFO L158 Benchmark]: RCFGBuilder took 55574.38ms. Allocated memory is still 81.8MB. Free memory was 38.9MB in the beginning and 48.1MB in the end (delta: -9.2MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2022-11-23 13:52:34,281 INFO L158 Benchmark]: TraceAbstraction took 49269.59ms. Allocated memory is still 81.8MB. Free memory was 47.6MB in the beginning and 32.8MB in the end (delta: 14.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-23 13:52:34,286 INFO L158 Benchmark]: Witness Printer took 127.75ms. Allocated memory is still 81.8MB. Free memory was 32.8MB in the beginning and 23.0MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-23 13:52:34,288 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 58.7MB. Free memory is still 37.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 802.12ms. Allocated memory is still 81.8MB. Free memory was 61.1MB in the beginning and 52.5MB in the end (delta: 8.6MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.82ms. Allocated memory is still 81.8MB. Free memory was 52.5MB in the beginning and 46.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 148.58ms. Allocated memory is still 81.8MB. Free memory was 46.2MB in the beginning and 38.9MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 55574.38ms. Allocated memory is still 81.8MB. Free memory was 38.9MB in the beginning and 48.1MB in the end (delta: -9.2MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * TraceAbstraction took 49269.59ms. Allocated memory is still 81.8MB. Free memory was 47.6MB in the beginning and 32.8MB in the end (delta: 14.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 127.75ms. Allocated memory is still 81.8MB. Free memory was 32.8MB in the beginning and 23.0MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_114,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_114,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_114,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_114,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_114,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_114,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_114,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_114,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 655]: 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, 258 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 49.2s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 34.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 9 mSolverCounterUnknown, 115 SdHoareTripleChecker+Valid, 27.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 111 mSDsluCounter, 736 SdHoareTripleChecker+Invalid, 26.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 294 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 183 IncrementalHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 442 mSDtfsCounter, 183 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 97 GetRequests, 57 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 10.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=258occurred in iteration=0, InterpolantAutomatonStates: 34, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 7 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 164 PreInvPairs, 171 NumberOfFragments, 186 HoareAnnotationTreeSize, 164 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 69 FomulaSimplificationsInter, 58 FormulaSimplificationTreeSizeReductionInter, 2.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 3.8s SatisfiabilityAnalysisTime, 6.5s InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 81 ConstructedInterpolants, 12 QuantifiedInterpolants, 339 SizeOfPredicates, 29 NumberOfNonLiveVariables, 1237 ConjunctsInSsa, 54 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 351]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 284]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 219]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 464]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 505]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 642]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 332]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 595]: Loop Invariant Derived loop invariant: x == unknown-#in~x-unknown - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 90]: Loop Invariant [2022-11-23 13:52:34,305 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,305 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,306 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,306 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,306 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,307 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,307 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,307 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] Derived loop invariant: ((((aux-res == 0.0 && __signbit_double(res) == 0-aux && (\exists v_skolemized_q#valueAsBitvector_102 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_102[63:63], v_skolemized_q#valueAsBitvector_102[62:52], v_skolemized_q#valueAsBitvector_102[51:0]) && v_skolemized_q#valueAsBitvector_102[63:32] == ix)) && res == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == x) && \result == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant [2022-11-23 13:52:34,308 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,309 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,309 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,309 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,310 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,310 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,310 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,310 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] Derived loop invariant: ((\exists v_skolemized_q#valueAsBitvector_102 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_102[63:63], v_skolemized_q#valueAsBitvector_102[62:52], v_skolemized_q#valueAsBitvector_102[51:0]) && v_skolemized_q#valueAsBitvector_102[63:32] == ix) && ~Pluszero~LONGDOUBLE() == x) && \result == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant [2022-11-23 13:52:34,312 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,312 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,312 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,312 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,313 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_114,QUANTIFIED] [2022-11-23 13:52:34,313 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_114,QUANTIFIED] [2022-11-23 13:52:34,313 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_114,QUANTIFIED] [2022-11-23 13:52:34,313 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_114,QUANTIFIED] [2022-11-23 13:52:34,314 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,314 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,314 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,314 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_102,QUANTIFIED] [2022-11-23 13:52:34,315 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_114,QUANTIFIED] [2022-11-23 13:52:34,315 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_114,QUANTIFIED] [2022-11-23 13:52:34,315 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_114,QUANTIFIED] [2022-11-23 13:52:34,315 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_114,QUANTIFIED] Derived loop invariant: ((((((aux-res == 0.0 && __signbit_double(res) == 0-aux && (\exists v_skolemized_q#valueAsBitvector_102 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_102[63:63], v_skolemized_q#valueAsBitvector_102[62:52], v_skolemized_q#valueAsBitvector_102[51:0]) && v_skolemized_q#valueAsBitvector_102[63:32] == ix)) && res == ~Pluszero~LONGDOUBLE()) && 0bv32 == \result) && ~Pluszero~LONGDOUBLE() == x) && (\exists v_skolemized_q#valueAsBitvector_114 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_114[63:63], v_skolemized_q#valueAsBitvector_114[62:52], v_skolemized_q#valueAsBitvector_114[51:0]) && v_skolemized_q#valueAsBitvector_114[63:32] == msw)) && \result == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 476]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 223]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2022-11-23 13:52:34,540 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2022-11-23 13:52:34,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2670b60-c9a4-4381-bc09-fe368a9caae4/bin/utaipan-Q6hlc19bkW/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