./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0240b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0240b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --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 35daa208c3047a3aef492f52e8a08d73999d1bc5b2734df829d69a2bc156cdf3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 19:37:56,667 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 19:37:56,726 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 19:37:56,730 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 19:37:56,730 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 19:37:56,751 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 19:37:56,751 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 19:37:56,752 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 19:37:56,752 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 19:37:56,753 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 19:37:56,753 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 19:37:56,754 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 19:37:56,755 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 19:37:56,755 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 19:37:56,756 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 19:37:56,756 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 19:37:56,757 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 19:37:56,757 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 19:37:56,758 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 19:37:56,758 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 19:37:56,759 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 19:37:56,760 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 19:37:56,761 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 19:37:56,762 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 19:37:56,762 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 19:37:56,763 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 19:37:56,763 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 19:37:56,764 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 19:37:56,764 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 19:37:56,764 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 19:37:56,765 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 19:37:56,765 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 19:37:56,765 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 19:37:56,765 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 19:37:56,766 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 19:37:56,766 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 19:37:56,766 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 19:37:56,766 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:37:56,767 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 19:37:56,767 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 19:37:56,767 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 19:37:56,767 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 19:37:56,767 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 19:37:56,768 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 19:37:56,768 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 19:37:56,768 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 19:37:56,768 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 19:37:56,768 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35daa208c3047a3aef492f52e8a08d73999d1bc5b2734df829d69a2bc156cdf3 [2023-12-02 19:37:56,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 19:37:57,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 19:37:57,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 19:37:57,015 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 19:37:57,015 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 19:37:57,017 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/float-newlib/double_req_bl_0240b.c [2023-12-02 19:37:59,784 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 19:37:59,973 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 19:37:59,973 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/sv-benchmarks/c/float-newlib/double_req_bl_0240b.c [2023-12-02 19:37:59,983 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/data/272ec170f/b8981b6cac3d4848b362be4dd6e6639c/FLAG16d1e3656 [2023-12-02 19:37:59,995 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/data/272ec170f/b8981b6cac3d4848b362be4dd6e6639c [2023-12-02 19:37:59,997 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 19:37:59,999 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 19:38:00,000 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 19:38:00,000 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 19:38:00,005 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 19:38:00,006 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:37:59" (1/1) ... [2023-12-02 19:38:00,007 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76ba0ea3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:00, skipping insertion in model container [2023-12-02 19:38:00,007 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:37:59" (1/1) ... [2023-12-02 19:38:00,056 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 19:38:00,313 WARN L240 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_5003f43c-47da-43e0-984d-c466881e9a84/sv-benchmarks/c/float-newlib/double_req_bl_0240b.c[16110,16123] [2023-12-02 19:38:00,318 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:38:00,337 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 19:38:00,414 WARN L240 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_5003f43c-47da-43e0-984d-c466881e9a84/sv-benchmarks/c/float-newlib/double_req_bl_0240b.c[16110,16123] [2023-12-02 19:38:00,415 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:38:00,438 INFO L206 MainTranslator]: Completed translation [2023-12-02 19:38:00,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:00 WrapperNode [2023-12-02 19:38:00,439 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 19:38:00,440 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 19:38:00,440 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 19:38:00,440 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 19:38:00,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:00" (1/1) ... [2023-12-02 19:38:00,465 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:00" (1/1) ... [2023-12-02 19:38:00,515 INFO L138 Inliner]: procedures = 25, calls = 375, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1123 [2023-12-02 19:38:00,516 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 19:38:00,517 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 19:38:00,517 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 19:38:00,517 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 19:38:00,527 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:00" (1/1) ... [2023-12-02 19:38:00,527 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:00" (1/1) ... [2023-12-02 19:38:00,537 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:00" (1/1) ... [2023-12-02 19:38:00,537 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:00" (1/1) ... [2023-12-02 19:38:00,581 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:00" (1/1) ... [2023-12-02 19:38:00,596 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:00" (1/1) ... [2023-12-02 19:38:00,603 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:00" (1/1) ... [2023-12-02 19:38:00,610 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:00" (1/1) ... [2023-12-02 19:38:00,624 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 19:38:00,625 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 19:38:00,625 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 19:38:00,626 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 19:38:00,626 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:00" (1/1) ... [2023-12-02 19:38:00,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:38:00,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:38:00,659 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 19:38:00,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 19:38:00,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 19:38:00,696 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2023-12-02 19:38:00,696 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2023-12-02 19:38:00,696 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2023-12-02 19:38:00,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2023-12-02 19:38:00,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 19:38:00,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-12-02 19:38:00,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 19:38:00,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-12-02 19:38:00,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 19:38:00,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-12-02 19:38:00,698 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2023-12-02 19:38:00,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2023-12-02 19:38:00,698 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2023-12-02 19:38:00,698 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2023-12-02 19:38:00,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 19:38:00,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 19:38:00,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 19:38:00,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 19:38:00,864 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 19:38:00,866 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 19:38:01,837 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 19:38:02,317 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 19:38:02,318 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-12-02 19:38:02,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:38:02 BoogieIcfgContainer [2023-12-02 19:38:02,320 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 19:38:02,322 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 19:38:02,322 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 19:38:02,325 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 19:38:02,325 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:37:59" (1/3) ... [2023-12-02 19:38:02,326 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@398ea34b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:38:02, skipping insertion in model container [2023-12-02 19:38:02,326 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:00" (2/3) ... [2023-12-02 19:38:02,326 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@398ea34b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:38:02, skipping insertion in model container [2023-12-02 19:38:02,326 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:38:02" (3/3) ... [2023-12-02 19:38:02,328 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0240b.c [2023-12-02 19:38:02,346 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 19:38:02,347 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 19:38:02,399 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 19:38:02,405 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=LoopHeads, 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;@564105c0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 19:38:02,405 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 19:38:02,411 INFO L276 IsEmpty]: Start isEmpty. Operand has 175 states, 157 states have (on average 1.6878980891719746) internal successors, (265), 158 states have internal predecessors, (265), 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) [2023-12-02 19:38:02,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 19:38:02,418 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:38:02,418 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:38:02,419 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:38:02,423 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:38:02,424 INFO L85 PathProgramCache]: Analyzing trace with hash -557143306, now seen corresponding path program 1 times [2023-12-02 19:38:02,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 19:38:02,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011131823] [2023-12-02 19:38:02,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:38:02,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 19:38:02,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:38:02,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 19:38:02,662 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 19:38:02,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011131823] [2023-12-02 19:38:02,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011131823] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:38:02,663 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:38:02,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 19:38:02,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935596910] [2023-12-02 19:38:02,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:38:02,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 19:38:02,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 19:38:02,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 19:38:02,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 19:38:02,700 INFO L87 Difference]: Start difference. First operand has 175 states, 157 states have (on average 1.6878980891719746) internal successors, (265), 158 states have internal predecessors, (265), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 19:38:02,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:38:02,884 INFO L93 Difference]: Finished difference Result 349 states and 589 transitions. [2023-12-02 19:38:02,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 19:38:02,887 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2023-12-02 19:38:02,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:38:02,896 INFO L225 Difference]: With dead ends: 349 [2023-12-02 19:38:02,897 INFO L226 Difference]: Without dead ends: 173 [2023-12-02 19:38:02,902 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 [2023-12-02 19:38:02,906 INFO L413 NwaCegarLoop]: 182 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 19:38:02,907 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 182 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 19:38:02,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2023-12-02 19:38:02,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 173. [2023-12-02 19:38:02,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 156 states have (on average 1.391025641025641) internal successors, (217), 156 states have internal predecessors, (217), 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) [2023-12-02 19:38:02,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 241 transitions. [2023-12-02 19:38:02,960 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 241 transitions. Word has length 8 [2023-12-02 19:38:02,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:38:02,960 INFO L495 AbstractCegarLoop]: Abstraction has 173 states and 241 transitions. [2023-12-02 19:38:02,961 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 19:38:02,961 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 241 transitions. [2023-12-02 19:38:02,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 19:38:02,961 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:38:02,961 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:38:02,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 19:38:02,962 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:38:02,963 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:38:02,963 INFO L85 PathProgramCache]: Analyzing trace with hash 219631177, now seen corresponding path program 1 times [2023-12-02 19:38:02,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 19:38:02,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686470623] [2023-12-02 19:38:02,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:38:02,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 19:38:03,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 19:38:03,038 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 19:38:03,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 19:38:03,129 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 19:38:03,129 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 19:38:03,131 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 19:38:03,132 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-02 19:38:03,136 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-12-02 19:38:03,139 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 19:38:03,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 07:38:03 BoogieIcfgContainer [2023-12-02 19:38:03,202 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 19:38:03,203 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 19:38:03,203 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 19:38:03,203 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 19:38:03,204 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:38:02" (3/4) ... [2023-12-02 19:38:03,206 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 19:38:03,207 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 19:38:03,208 INFO L158 Benchmark]: Toolchain (without parser) took 3208.83ms. Allocated memory was 163.6MB in the beginning and 222.3MB in the end (delta: 58.7MB). Free memory was 121.5MB in the beginning and 180.1MB in the end (delta: -58.6MB). Peak memory consumption was 2.3MB. Max. memory is 16.1GB. [2023-12-02 19:38:03,208 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 163.6MB. Free memory is still 132.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 19:38:03,209 INFO L158 Benchmark]: CACSL2BoogieTranslator took 439.41ms. Allocated memory is still 163.6MB. Free memory was 121.5MB in the beginning and 95.8MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-02 19:38:03,209 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.20ms. Allocated memory is still 163.6MB. Free memory was 95.8MB in the beginning and 89.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 19:38:03,210 INFO L158 Benchmark]: Boogie Preprocessor took 107.85ms. Allocated memory is still 163.6MB. Free memory was 89.5MB in the beginning and 82.3MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 19:38:03,210 INFO L158 Benchmark]: RCFGBuilder took 1694.44ms. Allocated memory was 163.6MB in the beginning and 222.3MB in the end (delta: 58.7MB). Free memory was 82.3MB in the beginning and 128.7MB in the end (delta: -46.4MB). Peak memory consumption was 57.4MB. Max. memory is 16.1GB. [2023-12-02 19:38:03,211 INFO L158 Benchmark]: TraceAbstraction took 880.61ms. Allocated memory is still 222.3MB. Free memory was 127.6MB in the beginning and 180.2MB in the end (delta: -52.6MB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. [2023-12-02 19:38:03,211 INFO L158 Benchmark]: Witness Printer took 4.05ms. Allocated memory is still 222.3MB. Free memory was 180.2MB in the beginning and 180.1MB in the end (delta: 52.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 19:38:03,214 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 163.6MB. Free memory is still 132.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 439.41ms. Allocated memory is still 163.6MB. Free memory was 121.5MB in the beginning and 95.8MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.20ms. Allocated memory is still 163.6MB. Free memory was 95.8MB in the beginning and 89.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 107.85ms. Allocated memory is still 163.6MB. Free memory was 89.5MB in the beginning and 82.3MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1694.44ms. Allocated memory was 163.6MB in the beginning and 222.3MB in the end (delta: 58.7MB). Free memory was 82.3MB in the beginning and 128.7MB in the end (delta: -46.4MB). Peak memory consumption was 57.4MB. Max. memory is 16.1GB. * TraceAbstraction took 880.61ms. Allocated memory is still 222.3MB. Free memory was 127.6MB in the beginning and 180.2MB in the end (delta: -52.6MB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. * Witness Printer took 4.05ms. Allocated memory is still 222.3MB. Free memory was 180.2MB in the beginning and 180.1MB in the end (delta: 52.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 642]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 84, overapproximation of someUnaryDOUBLEoperation at line 530, overapproximation of someBinaryArithmeticDOUBLEoperation at line 614. Possible FailurePath: [L18] static const double huge_floor = 1.0e300; [L107-L109] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L178] static const int init_jk_krempio[] = {2, 3, 4, 6}; [L180-L185] 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, }; [L187-L189] static const double zero_krempio = 0.0, one_krempio = 1.0, two24_krempio = 1.67772160000000000000e+07, twon24_krempio = 5.96046447753906250000e-08; [L364-L375] 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, }; [L377-L384] 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, }; [L386-L395] 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; [L528-L534] 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; [L572-L578] 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; [L637] double x = -1.0 / 0.0; [L638] CALL, EXPR sin_double(x) [L603] double y[2], z = 0.0; [L604] __int32_t n, ix; VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, \old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, 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, 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=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L606] ieee_double_shape_type gh_u; [L607] EXPR gh_u.value = (x) [L608] EXPR gh_u.parts.msw [L608] EXPR (ix) = gh_u.parts.msw [L605-L609] { ieee_double_shape_type gh_u; gh_u.value = (x); (ix) = gh_u.parts.msw; } VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, \old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=-1048576, 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, 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=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L610] ix &= 0x7fffffff VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, \old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, 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, 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=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L611] COND FALSE !(ix <= 0x3fe921fb) VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, \old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, 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, 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=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L613] COND TRUE ix >= 0x7ff00000 [L614] return x - x; [L614] return x - x; VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, \old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, 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, 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=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, z=0, zero_krempio=0, zero_rempio=0] [L638] RET, EXPR sin_double(x) [L638] double res = sin_double(x); [L641] CALL, EXPR isnan_double(res) [L84] return x != x; [L641] RET, EXPR isnan_double(res) [L641] COND TRUE !isnan_double(res) [L642] reach_error() VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, 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, res=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000014, 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=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 175 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 182 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 61 IncrementalHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 182 mSDtfsCounter, 61 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=175occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 19:38:03,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/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_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0240b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --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 35daa208c3047a3aef492f52e8a08d73999d1bc5b2734df829d69a2bc156cdf3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 19:38:05,133 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 19:38:05,215 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 19:38:05,220 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 19:38:05,221 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 19:38:05,248 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 19:38:05,249 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 19:38:05,249 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 19:38:05,250 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 19:38:05,250 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 19:38:05,251 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 19:38:05,252 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 19:38:05,252 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 19:38:05,253 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 19:38:05,253 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 19:38:05,254 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 19:38:05,255 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 19:38:05,255 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 19:38:05,256 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 19:38:05,256 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 19:38:05,257 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 19:38:05,257 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 19:38:05,258 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 19:38:05,258 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 19:38:05,259 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 19:38:05,259 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 19:38:05,260 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 19:38:05,260 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 19:38:05,260 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 19:38:05,261 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 19:38:05,261 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 19:38:05,262 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 19:38:05,262 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 19:38:05,262 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 19:38:05,262 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:38:05,263 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 19:38:05,263 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 19:38:05,263 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 19:38:05,263 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 19:38:05,264 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 19:38:05,264 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 19:38:05,264 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 19:38:05,264 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 19:38:05,265 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 19:38:05,265 INFO L153 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_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35daa208c3047a3aef492f52e8a08d73999d1bc5b2734df829d69a2bc156cdf3 [2023-12-02 19:38:05,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 19:38:05,580 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 19:38:05,583 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 19:38:05,584 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 19:38:05,584 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 19:38:05,586 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/float-newlib/double_req_bl_0240b.c [2023-12-02 19:38:08,314 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 19:38:08,548 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 19:38:08,549 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/sv-benchmarks/c/float-newlib/double_req_bl_0240b.c [2023-12-02 19:38:08,559 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/data/7f03bfaa4/2d4563b4653b4025864673d13177ca64/FLAG55d37739c [2023-12-02 19:38:08,571 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/data/7f03bfaa4/2d4563b4653b4025864673d13177ca64 [2023-12-02 19:38:08,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 19:38:08,575 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 19:38:08,576 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 19:38:08,577 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 19:38:08,581 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 19:38:08,582 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:38:08" (1/1) ... [2023-12-02 19:38:08,583 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4266397b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:08, skipping insertion in model container [2023-12-02 19:38:08,583 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:38:08" (1/1) ... [2023-12-02 19:38:08,631 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 19:38:08,910 WARN L240 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_5003f43c-47da-43e0-984d-c466881e9a84/sv-benchmarks/c/float-newlib/double_req_bl_0240b.c[16110,16123] [2023-12-02 19:38:08,914 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:38:08,939 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 19:38:09,023 WARN L240 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_5003f43c-47da-43e0-984d-c466881e9a84/sv-benchmarks/c/float-newlib/double_req_bl_0240b.c[16110,16123] [2023-12-02 19:38:09,024 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:38:09,053 INFO L206 MainTranslator]: Completed translation [2023-12-02 19:38:09,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:09 WrapperNode [2023-12-02 19:38:09,054 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 19:38:09,055 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 19:38:09,055 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 19:38:09,055 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 19:38:09,063 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:09" (1/1) ... [2023-12-02 19:38:09,089 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:09" (1/1) ... [2023-12-02 19:38:09,182 INFO L138 Inliner]: procedures = 29, calls = 375, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1033 [2023-12-02 19:38:09,182 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 19:38:09,183 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 19:38:09,183 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 19:38:09,183 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 19:38:09,192 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:09" (1/1) ... [2023-12-02 19:38:09,192 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:09" (1/1) ... [2023-12-02 19:38:09,204 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:09" (1/1) ... [2023-12-02 19:38:09,204 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:09" (1/1) ... [2023-12-02 19:38:09,252 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:09" (1/1) ... [2023-12-02 19:38:09,266 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:09" (1/1) ... [2023-12-02 19:38:09,274 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:09" (1/1) ... [2023-12-02 19:38:09,281 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:09" (1/1) ... [2023-12-02 19:38:09,292 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 19:38:09,293 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 19:38:09,293 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 19:38:09,294 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 19:38:09,294 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:09" (1/1) ... [2023-12-02 19:38:09,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:38:09,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:38:09,330 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 19:38:09,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 19:38:09,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 19:38:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-12-02 19:38:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2023-12-02 19:38:09,368 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2023-12-02 19:38:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-12-02 19:38:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 19:38:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-02 19:38:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2023-12-02 19:38:09,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2023-12-02 19:38:09,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 19:38:09,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-12-02 19:38:09,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 19:38:09,369 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2023-12-02 19:38:09,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2023-12-02 19:38:09,370 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2023-12-02 19:38:09,370 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2023-12-02 19:38:09,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 19:38:09,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 19:38:09,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 19:38:09,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 19:38:09,520 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 19:38:09,522 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 19:39:07,557 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 19:39:07,637 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 19:39:07,637 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-12-02 19:39:07,638 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:39:07 BoogieIcfgContainer [2023-12-02 19:39:07,638 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 19:39:07,641 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 19:39:07,641 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 19:39:07,644 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 19:39:07,644 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:38:08" (1/3) ... [2023-12-02 19:39:07,645 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@685e70ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:39:07, skipping insertion in model container [2023-12-02 19:39:07,645 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:38:09" (2/3) ... [2023-12-02 19:39:07,645 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@685e70ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:39:07, skipping insertion in model container [2023-12-02 19:39:07,646 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:39:07" (3/3) ... [2023-12-02 19:39:07,647 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0240b.c [2023-12-02 19:39:07,665 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 19:39:07,665 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 19:39:07,713 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 19:39:07,720 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=LoopHeads, 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;@79b635bd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 19:39:07,720 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 19:39:07,726 INFO L276 IsEmpty]: Start isEmpty. Operand has 230 states, 212 states have (on average 1.740566037735849) internal successors, (369), 213 states have internal predecessors, (369), 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) [2023-12-02 19:39:07,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 19:39:07,733 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:39:07,734 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:39:07,734 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:39:07,739 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:39:07,739 INFO L85 PathProgramCache]: Analyzing trace with hash 283967303, now seen corresponding path program 1 times [2023-12-02 19:39:07,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:39:07,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [6712702] [2023-12-02 19:39:07,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:39:07,754 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 [2023-12-02 19:39:07,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:39:07,780 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 19:39:07,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 19:39:08,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:39:08,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 19:39:08,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:39:08,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 19:39:08,197 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:39:08,197 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:39:08,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [6712702] [2023-12-02 19:39:08,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [6712702] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:39:08,198 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:39:08,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 19:39:08,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125547987] [2023-12-02 19:39:08,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:39:08,203 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 19:39:08,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:39:08,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 19:39:08,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 19:39:08,229 INFO L87 Difference]: Start difference. First operand has 230 states, 212 states have (on average 1.740566037735849) internal successors, (369), 213 states have internal predecessors, (369), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 19:39:10,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:39:13,054 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:39:15,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:39:17,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:39:19,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:39:22,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:39:24,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:39:26,115 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:39:27,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:39:27,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:39:27,753 INFO L93 Difference]: Finished difference Result 459 states and 797 transitions. [2023-12-02 19:39:27,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 19:39:27,765 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2023-12-02 19:39:27,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:39:27,776 INFO L225 Difference]: With dead ends: 459 [2023-12-02 19:39:27,777 INFO L226 Difference]: Without dead ends: 228 [2023-12-02 19:39:27,783 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 19:39:27,787 INFO L413 NwaCegarLoop]: 304 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 304 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.5s IncrementalHoareTripleChecker+Time [2023-12-02 19:39:27,788 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 304 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 7 Unknown, 0 Unchecked, 19.5s Time] [2023-12-02 19:39:27,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2023-12-02 19:39:27,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2023-12-02 19:39:27,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 211 states have (on average 1.4360189573459716) internal successors, (303), 211 states have internal predecessors, (303), 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) [2023-12-02 19:39:27,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 327 transitions. [2023-12-02 19:39:27,846 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 327 transitions. Word has length 8 [2023-12-02 19:39:27,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:39:27,846 INFO L495 AbstractCegarLoop]: Abstraction has 228 states and 327 transitions. [2023-12-02 19:39:27,847 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 19:39:27,847 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 327 transitions. [2023-12-02 19:39:27,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 19:39:27,848 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:39:27,848 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:39:27,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 19:39:28,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 19:39:28,053 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:39:28,053 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:39:28,053 INFO L85 PathProgramCache]: Analyzing trace with hash 528039519, now seen corresponding path program 1 times [2023-12-02 19:39:28,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:39:28,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [778308566] [2023-12-02 19:39:28,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:39:28,055 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 [2023-12-02 19:39:28,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:39:28,056 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 19:39:28,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 19:39:28,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:39:28,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 19:39:28,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:39:29,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 19:39:29,075 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:39:29,075 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:39:29,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [778308566] [2023-12-02 19:39:29,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [778308566] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:39:29,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:39:29,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 19:39:29,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799482350] [2023-12-02 19:39:29,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:39:29,078 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 19:39:29,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:39:29,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 19:39:29,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 19:39:29,079 INFO L87 Difference]: Start difference. First operand 228 states and 327 transitions. Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 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) [2023-12-02 19:39:32,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:39:35,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:39:38,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:39:41,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:39:43,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:39:46,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:39:48,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:39:50,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:39:54,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.37s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:39:56,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:39:58,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:00,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:03,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:06,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.63s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:08,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:10,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:12,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:15,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:17,152 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:19,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:21,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.38s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:24,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.47s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:26,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:28,132 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:30,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:32,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:34,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:37,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:39,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:41,152 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:43,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:46,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:47,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:50,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:52,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:54,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:40:57,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:41:00,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:41:02,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:41:04,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:41:06,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:41:08,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:41:10,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:41:13,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:41:15,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:41:17,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:41:19,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:41:21,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:41:23,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:41:25,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:41:28,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:41:29,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:41:31,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:41:33,954 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:41:33,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:41:33,954 INFO L93 Difference]: Finished difference Result 232 states and 330 transitions. [2023-12-02 19:41:33,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 19:41:33,990 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 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 [2023-12-02 19:41:33,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:41:33,993 INFO L225 Difference]: With dead ends: 232 [2023-12-02 19:41:33,993 INFO L226 Difference]: Without dead ends: 228 [2023-12-02 19:41:33,993 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-12-02 19:41:33,994 INFO L413 NwaCegarLoop]: 270 mSDtfsCounter, 226 mSDsluCounter, 597 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 0 mSolverCounterUnsat, 47 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 121.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 235 SdHoareTripleChecker+Valid, 867 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 47 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 124.6s IncrementalHoareTripleChecker+Time [2023-12-02 19:41:33,995 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [235 Valid, 867 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 154 Invalid, 47 Unknown, 0 Unchecked, 124.6s Time] [2023-12-02 19:41:33,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2023-12-02 19:41:34,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2023-12-02 19:41:34,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 211 states have (on average 1.4312796208530805) internal successors, (302), 211 states have internal predecessors, (302), 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) [2023-12-02 19:41:34,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 326 transitions. [2023-12-02 19:41:34,015 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 326 transitions. Word has length 9 [2023-12-02 19:41:34,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:41:34,015 INFO L495 AbstractCegarLoop]: Abstraction has 228 states and 326 transitions. [2023-12-02 19:41:34,015 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 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) [2023-12-02 19:41:34,015 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 326 transitions. [2023-12-02 19:41:34,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 19:41:34,017 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:41:34,017 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:41:34,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 19:41:34,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 19:41:34,217 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:41:34,218 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:41:34,218 INFO L85 PathProgramCache]: Analyzing trace with hash 730148804, now seen corresponding path program 1 times [2023-12-02 19:41:34,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:41:34,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1753215550] [2023-12-02 19:41:34,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:41:34,219 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 [2023-12-02 19:41:34,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:41:34,219 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 19:41:34,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 19:41:34,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:41:34,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 19:41:34,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:41:35,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 19:41:35,363 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:41:35,363 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:41:35,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1753215550] [2023-12-02 19:41:35,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1753215550] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:41:35,364 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:41:35,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 19:41:35,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485125137] [2023-12-02 19:41:35,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:41:35,365 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 19:41:35,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:41:35,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 19:41:35,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 19:41:35,367 INFO L87 Difference]: Start difference. First operand 228 states and 326 transitions. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 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) [2023-12-02 19:41:35,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:41:35,947 INFO L93 Difference]: Finished difference Result 228 states and 326 transitions. [2023-12-02 19:41:35,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 19:41:35,949 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 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 18 [2023-12-02 19:41:35,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:41:35,949 INFO L225 Difference]: With dead ends: 228 [2023-12-02 19:41:35,949 INFO L226 Difference]: Without dead ends: 0 [2023-12-02 19:41:35,950 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-12-02 19:41:35,951 INFO L413 NwaCegarLoop]: 1 mSDtfsCounter, 5 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 2 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-02 19:41:35,952 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 2 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-02 19:41:35,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-12-02 19:41:35,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-12-02 19:41:35,953 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) [2023-12-02 19:41:35,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-12-02 19:41:35,953 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2023-12-02 19:41:35,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:41:35,953 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-12-02 19:41:35,954 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 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) [2023-12-02 19:41:35,954 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-12-02 19:41:35,954 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 19:41:35,956 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 19:41:35,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 19:41:36,157 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 19:41:36,159 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-12-02 19:41:36,813 INFO L902 garLoopResultBuilder]: At program point L151(line 151) the Hoare annotation is: true [2023-12-02 19:41:36,813 INFO L899 garLoopResultBuilder]: For program point L151-1(line 151) no Hoare annotation was computed. [2023-12-02 19:41:36,813 INFO L899 garLoopResultBuilder]: For program point L147(lines 147 152) no Hoare annotation was computed. [2023-12-02 19:41:36,813 INFO L899 garLoopResultBuilder]: For program point scalbn_doubleFINAL(lines 111 161) no Hoare annotation was computed. [2023-12-02 19:41:36,813 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 139 144) no Hoare annotation was computed. [2023-12-02 19:41:36,814 INFO L902 garLoopResultBuilder]: At program point L139-2(lines 139 144) the Hoare annotation is: true [2023-12-02 19:41:36,814 INFO L899 garLoopResultBuilder]: For program point L139-3(lines 139 144) no Hoare annotation was computed. [2023-12-02 19:41:36,814 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 151) no Hoare annotation was computed. [2023-12-02 19:41:36,814 INFO L899 garLoopResultBuilder]: For program point scalbn_doubleEXIT(lines 111 161) no Hoare annotation was computed. [2023-12-02 19:41:36,814 INFO L899 garLoopResultBuilder]: For program point L136(lines 136 137) no Hoare annotation was computed. [2023-12-02 19:41:36,814 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 124 128) no Hoare annotation was computed. [2023-12-02 19:41:36,814 INFO L902 garLoopResultBuilder]: At program point L124-2(lines 124 128) the Hoare annotation is: true [2023-12-02 19:41:36,814 INFO L899 garLoopResultBuilder]: For program point L124-3(lines 124 128) no Hoare annotation was computed. [2023-12-02 19:41:36,814 INFO L899 garLoopResultBuilder]: For program point L120(lines 120 132) no Hoare annotation was computed. [2023-12-02 19:41:36,814 INFO L899 garLoopResultBuilder]: For program point L120-2(lines 111 161) no Hoare annotation was computed. [2023-12-02 19:41:36,814 INFO L902 garLoopResultBuilder]: At program point L149(line 149) the Hoare annotation is: true [2023-12-02 19:41:36,815 INFO L899 garLoopResultBuilder]: For program point L149-1(line 149) no Hoare annotation was computed. [2023-12-02 19:41:36,815 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 111 161) the Hoare annotation is: true [2023-12-02 19:41:36,815 INFO L902 garLoopResultBuilder]: At program point L137(line 137) the Hoare annotation is: true [2023-12-02 19:41:36,815 INFO L899 garLoopResultBuilder]: For program point L137-1(line 137) no Hoare annotation was computed. [2023-12-02 19:41:36,815 INFO L899 garLoopResultBuilder]: For program point L121(lines 121 122) no Hoare annotation was computed. [2023-12-02 19:41:36,815 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 154 159) no Hoare annotation was computed. [2023-12-02 19:41:36,815 INFO L902 garLoopResultBuilder]: At program point L154-2(lines 154 159) the Hoare annotation is: true [2023-12-02 19:41:36,815 INFO L899 garLoopResultBuilder]: For program point L154-3(lines 154 159) no Hoare annotation was computed. [2023-12-02 19:41:36,815 INFO L899 garLoopResultBuilder]: For program point L113-1(lines 113 118) no Hoare annotation was computed. [2023-12-02 19:41:36,816 INFO L902 garLoopResultBuilder]: At program point L113-2(lines 113 118) the Hoare annotation is: true [2023-12-02 19:41:36,816 INFO L899 garLoopResultBuilder]: For program point L113-3(lines 113 118) no Hoare annotation was computed. [2023-12-02 19:41:36,816 INFO L899 garLoopResultBuilder]: For program point L138(lines 138 146) no Hoare annotation was computed. [2023-12-02 19:41:36,816 INFO L899 garLoopResultBuilder]: For program point L130(lines 130 131) no Hoare annotation was computed. [2023-12-02 19:41:36,816 INFO L899 garLoopResultBuilder]: For program point L93(lines 93 97) no Hoare annotation was computed. [2023-12-02 19:41:36,816 INFO L902 garLoopResultBuilder]: At program point L93-1(lines 93 97) the Hoare annotation is: true [2023-12-02 19:41:36,816 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 86 105) the Hoare annotation is: true [2023-12-02 19:41:36,817 INFO L899 garLoopResultBuilder]: For program point copysign_doubleEXIT(lines 86 105) no Hoare annotation was computed. [2023-12-02 19:41:36,817 INFO L899 garLoopResultBuilder]: For program point L98(lines 98 103) no Hoare annotation was computed. [2023-12-02 19:41:36,817 INFO L902 garLoopResultBuilder]: At program point L98-1(lines 98 103) the Hoare annotation is: true [2023-12-02 19:41:36,817 INFO L899 garLoopResultBuilder]: For program point L98-2(lines 98 103) no Hoare annotation was computed. [2023-12-02 19:41:36,817 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 88 92) no Hoare annotation was computed. [2023-12-02 19:41:36,817 INFO L902 garLoopResultBuilder]: At program point L88-2(lines 88 92) the Hoare annotation is: true [2023-12-02 19:41:36,817 INFO L899 garLoopResultBuilder]: For program point L545(lines 545 548) no Hoare annotation was computed. [2023-12-02 19:41:36,817 INFO L899 garLoopResultBuilder]: For program point L545-2(lines 545 548) no Hoare annotation was computed. [2023-12-02 19:41:36,818 INFO L899 garLoopResultBuilder]: For program point L539-1(lines 539 543) no Hoare annotation was computed. [2023-12-02 19:41:36,818 INFO L902 garLoopResultBuilder]: At program point L539-2(lines 539 543) the Hoare annotation is: true [2023-12-02 19:41:36,818 INFO L899 garLoopResultBuilder]: For program point L539-3(lines 539 543) no Hoare annotation was computed. [2023-12-02 19:41:36,818 INFO L899 garLoopResultBuilder]: For program point __kernel_cosFINAL(lines 536 570) no Hoare annotation was computed. [2023-12-02 19:41:36,818 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 565) no Hoare annotation was computed. [2023-12-02 19:41:36,818 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 536 570) the Hoare annotation is: true [2023-12-02 19:41:36,818 INFO L899 garLoopResultBuilder]: For program point __kernel_cosEXIT(lines 536 570) no Hoare annotation was computed. [2023-12-02 19:41:36,818 INFO L899 garLoopResultBuilder]: For program point L546(lines 546 547) no Hoare annotation was computed. [2023-12-02 19:41:36,819 INFO L899 garLoopResultBuilder]: For program point L559-1(lines 559 564) no Hoare annotation was computed. [2023-12-02 19:41:36,819 INFO L902 garLoopResultBuilder]: At program point L559-2(lines 559 564) the Hoare annotation is: true [2023-12-02 19:41:36,819 INFO L899 garLoopResultBuilder]: For program point L559-3(lines 556 565) no Hoare annotation was computed. [2023-12-02 19:41:36,819 INFO L899 garLoopResultBuilder]: For program point L553(lines 553 569) no Hoare annotation was computed. [2023-12-02 19:41:36,819 INFO L899 garLoopResultBuilder]: For program point L498(lines 498 503) no Hoare annotation was computed. [2023-12-02 19:41:36,819 INFO L895 garLoopResultBuilder]: At program point L498-1(lines 498 503) the Hoare annotation is: false [2023-12-02 19:41:36,819 INFO L899 garLoopResultBuilder]: For program point L498-2(lines 498 503) no Hoare annotation was computed. [2023-12-02 19:41:36,819 INFO L899 garLoopResultBuilder]: For program point L201(lines 201 202) no Hoare annotation was computed. [2023-12-02 19:41:36,820 INFO L899 garLoopResultBuilder]: For program point L201-2(lines 201 202) no Hoare annotation was computed. [2023-12-02 19:41:36,820 INFO L899 garLoopResultBuilder]: For program point L235(lines 235 238) no Hoare annotation was computed. [2023-12-02 19:41:36,820 INFO L895 garLoopResultBuilder]: At program point L334-3(lines 334 335) the Hoare annotation is: false [2023-12-02 19:41:36,820 INFO L899 garLoopResultBuilder]: For program point L334-4(lines 334 335) no Hoare annotation was computed. [2023-12-02 19:41:36,820 INFO L899 garLoopResultBuilder]: For program point L169(lines 169 174) no Hoare annotation was computed. [2023-12-02 19:41:36,820 INFO L895 garLoopResultBuilder]: At program point L169-1(lines 169 174) the Hoare annotation is: false [2023-12-02 19:41:36,820 INFO L899 garLoopResultBuilder]: For program point L169-2(lines 169 174) no Hoare annotation was computed. [2023-12-02 19:41:36,820 INFO L899 garLoopResultBuilder]: For program point L237(lines 237 238) no Hoare annotation was computed. [2023-12-02 19:41:36,821 INFO L899 garLoopResultBuilder]: For program point L270-1(lines 192 362) no Hoare annotation was computed. [2023-12-02 19:41:36,821 INFO L899 garLoopResultBuilder]: For program point L237-2(lines 192 362) no Hoare annotation was computed. [2023-12-02 19:41:36,821 INFO L899 garLoopResultBuilder]: For program point L602(lines 602 628) no Hoare annotation was computed. [2023-12-02 19:41:36,821 INFO L899 garLoopResultBuilder]: For program point L470(lines 470 476) no Hoare annotation was computed. [2023-12-02 19:41:36,821 INFO L899 garLoopResultBuilder]: For program point L404-1(lines 404 408) no Hoare annotation was computed. [2023-12-02 19:41:36,821 INFO L895 garLoopResultBuilder]: At program point L404-2(lines 404 408) the Hoare annotation is: false [2023-12-02 19:41:36,821 INFO L899 garLoopResultBuilder]: For program point L338(line 338) no Hoare annotation was computed. [2023-12-02 19:41:36,821 INFO L899 garLoopResultBuilder]: For program point L404-3(lines 404 408) no Hoare annotation was computed. [2023-12-02 19:41:36,822 INFO L895 garLoopResultBuilder]: At program point L272-3(lines 272 273) the Hoare annotation is: false [2023-12-02 19:41:36,822 INFO L899 garLoopResultBuilder]: For program point L272-4(lines 270 287) no Hoare annotation was computed. [2023-12-02 19:41:36,822 INFO L899 garLoopResultBuilder]: For program point L74(lines 74 79) no Hoare annotation was computed. [2023-12-02 19:41:36,822 INFO L895 garLoopResultBuilder]: At program point L74-1(lines 74 79) the Hoare annotation is: false [2023-12-02 19:41:36,822 INFO L899 garLoopResultBuilder]: For program point L74-2(lines 74 79) no Hoare annotation was computed. [2023-12-02 19:41:36,822 INFO L899 garLoopResultBuilder]: For program point L240(lines 192 362) no Hoare annotation was computed. [2023-12-02 19:41:36,822 INFO L895 garLoopResultBuilder]: At program point L339-3(lines 339 343) the Hoare annotation is: false [2023-12-02 19:41:36,822 INFO L899 garLoopResultBuilder]: For program point L339-4(lines 339 343) no Hoare annotation was computed. [2023-12-02 19:41:36,823 INFO L895 garLoopResultBuilder]: At program point L207-3(lines 207 208) the Hoare annotation is: false [2023-12-02 19:41:36,823 INFO L899 garLoopResultBuilder]: For program point L207-4(lines 207 208) no Hoare annotation was computed. [2023-12-02 19:41:36,823 INFO L899 garLoopResultBuilder]: For program point L42(lines 42 43) no Hoare annotation was computed. [2023-12-02 19:41:36,823 INFO L899 garLoopResultBuilder]: For program point L505-1(lines 505 510) no Hoare annotation was computed. [2023-12-02 19:41:36,823 INFO L895 garLoopResultBuilder]: At program point L505-2(lines 505 510) the Hoare annotation is: false [2023-12-02 19:41:36,823 INFO L899 garLoopResultBuilder]: For program point L505-3(lines 505 510) no Hoare annotation was computed. [2023-12-02 19:41:36,823 INFO L899 garLoopResultBuilder]: For program point L208(line 208) no Hoare annotation was computed. [2023-12-02 19:41:36,823 INFO L899 garLoopResultBuilder]: For program point L208-2(line 208) no Hoare annotation was computed. [2023-12-02 19:41:36,823 INFO L899 garLoopResultBuilder]: For program point L605-1(lines 605 609) no Hoare annotation was computed. [2023-12-02 19:41:36,824 INFO L895 garLoopResultBuilder]: At program point L605-2(lines 605 609) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (= |ULTIMATE.start_sin_double_~x#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)))) [2023-12-02 19:41:36,824 INFO L899 garLoopResultBuilder]: For program point L605-3(lines 605 609) no Hoare annotation was computed. [2023-12-02 19:41:36,824 INFO L899 garLoopResultBuilder]: For program point L440(lines 440 486) no Hoare annotation was computed. [2023-12-02 19:41:36,824 INFO L899 garLoopResultBuilder]: For program point L308(line 308) no Hoare annotation was computed. [2023-12-02 19:41:36,824 INFO L899 garLoopResultBuilder]: For program point L275-1(lines 275 276) no Hoare annotation was computed. [2023-12-02 19:41:36,824 INFO L895 garLoopResultBuilder]: At program point L275-4(lines 275 276) the Hoare annotation is: false [2023-12-02 19:41:36,824 INFO L899 garLoopResultBuilder]: For program point L275-5(lines 275 276) no Hoare annotation was computed. [2023-12-02 19:41:36,824 INFO L899 garLoopResultBuilder]: For program point L44(lines 44 49) no Hoare annotation was computed. [2023-12-02 19:41:36,825 INFO L899 garLoopResultBuilder]: For program point main_returnLabel#1(lines 630 647) no Hoare annotation was computed. [2023-12-02 19:41:36,825 INFO L895 garLoopResultBuilder]: At program point L309-3(lines 309 312) the Hoare annotation is: false [2023-12-02 19:41:36,825 INFO L899 garLoopResultBuilder]: For program point L243-2(lines 243 252) no Hoare annotation was computed. [2023-12-02 19:41:36,825 INFO L899 garLoopResultBuilder]: For program point L309-4(lines 309 312) no Hoare annotation was computed. [2023-12-02 19:41:36,825 INFO L895 garLoopResultBuilder]: At program point L243-3(lines 243 252) the Hoare annotation is: false [2023-12-02 19:41:36,825 INFO L895 garLoopResultBuilder]: At program point L210-3(lines 210 214) the Hoare annotation is: false [2023-12-02 19:41:36,825 INFO L899 garLoopResultBuilder]: For program point L243-4(lines 240 268) no Hoare annotation was computed. [2023-12-02 19:41:36,825 INFO L899 garLoopResultBuilder]: For program point L210-4(lines 210 214) no Hoare annotation was computed. [2023-12-02 19:41:36,826 INFO L899 garLoopResultBuilder]: For program point L45(lines 45 46) no Hoare annotation was computed. [2023-12-02 19:41:36,826 INFO L899 garLoopResultBuilder]: For program point L45-2(lines 45 46) no Hoare annotation was computed. [2023-12-02 19:41:36,826 INFO L895 garLoopResultBuilder]: At program point L211-3(lines 211 212) the Hoare annotation is: false [2023-12-02 19:41:36,826 INFO L899 garLoopResultBuilder]: For program point L211-4(lines 211 212) no Hoare annotation was computed. [2023-12-02 19:41:36,826 INFO L899 garLoopResultBuilder]: For program point L641(lines 641 644) no Hoare annotation was computed. [2023-12-02 19:41:36,826 INFO L899 garLoopResultBuilder]: For program point L410(lines 410 414) no Hoare annotation was computed. [2023-12-02 19:41:36,826 INFO L899 garLoopResultBuilder]: For program point L245(lines 245 251) no Hoare annotation was computed. [2023-12-02 19:41:36,826 INFO L895 garLoopResultBuilder]: At program point L344-3(lines 344 348) the Hoare annotation is: false [2023-12-02 19:41:36,827 INFO L899 garLoopResultBuilder]: For program point L344-4(lines 344 348) no Hoare annotation was computed. [2023-12-02 19:41:36,827 INFO L895 garLoopResultBuilder]: At program point L278-3(lines 278 283) the Hoare annotation is: false [2023-12-02 19:41:36,827 INFO L899 garLoopResultBuilder]: For program point floor_double_returnLabel#1(lines 20 81) no Hoare annotation was computed. [2023-12-02 19:41:36,827 INFO L899 garLoopResultBuilder]: For program point L278-4(lines 278 283) no Hoare annotation was computed. [2023-12-02 19:41:36,827 INFO L899 garLoopResultBuilder]: For program point L642(line 642) no Hoare annotation was computed. [2023-12-02 19:41:36,827 INFO L899 garLoopResultBuilder]: For program point L246(lines 246 249) no Hoare annotation was computed. [2023-12-02 19:41:36,827 INFO L895 garLoopResultBuilder]: At program point L511-3(lines 511 514) the Hoare annotation is: false [2023-12-02 19:41:36,827 INFO L899 garLoopResultBuilder]: For program point L511-4(lines 511 514) no Hoare annotation was computed. [2023-12-02 19:41:36,827 INFO L895 garLoopResultBuilder]: At program point L280-3(lines 280 281) the Hoare annotation is: false [2023-12-02 19:41:36,828 INFO L899 garLoopResultBuilder]: For program point L280-4(lines 280 281) no Hoare annotation was computed. [2023-12-02 19:41:36,828 INFO L899 garLoopResultBuilder]: For program point L611(lines 611 627) no Hoare annotation was computed. [2023-12-02 19:41:36,828 INFO L899 garLoopResultBuilder]: For program point L446(line 446) no Hoare annotation was computed. [2023-12-02 19:41:36,828 INFO L899 garLoopResultBuilder]: For program point L446-2(lines 446 478) no Hoare annotation was computed. [2023-12-02 19:41:36,828 INFO L899 garLoopResultBuilder]: For program point L446-4(lines 446 478) no Hoare annotation was computed. [2023-12-02 19:41:36,828 INFO L895 garLoopResultBuilder]: At program point L314-3(lines 314 318) the Hoare annotation is: false [2023-12-02 19:41:36,828 INFO L899 garLoopResultBuilder]: For program point L314-4(lines 314 318) no Hoare annotation was computed. [2023-12-02 19:41:36,828 INFO L895 garLoopResultBuilder]: At program point L612(line 612) the Hoare annotation is: false [2023-12-02 19:41:36,829 INFO L899 garLoopResultBuilder]: For program point L612-1(line 612) no Hoare annotation was computed. [2023-12-02 19:41:36,829 INFO L899 garLoopResultBuilder]: For program point L480(lines 480 485) no Hoare annotation was computed. [2023-12-02 19:41:36,829 INFO L895 garLoopResultBuilder]: At program point L315-3(lines 315 316) the Hoare annotation is: false [2023-12-02 19:41:36,829 INFO L899 garLoopResultBuilder]: For program point L315-4(lines 315 316) no Hoare annotation was computed. [2023-12-02 19:41:36,829 INFO L899 garLoopResultBuilder]: For program point L51(lines 51 73) no Hoare annotation was computed. [2023-12-02 19:41:36,829 INFO L899 garLoopResultBuilder]: For program point L613(lines 613 627) no Hoare annotation was computed. [2023-12-02 19:41:36,829 INFO L899 garLoopResultBuilder]: For program point L415(lines 415 439) no Hoare annotation was computed. [2023-12-02 19:41:36,829 INFO L895 garLoopResultBuilder]: At program point L349-3(lines 349 350) the Hoare annotation is: false [2023-12-02 19:41:36,830 INFO L899 garLoopResultBuilder]: For program point L217(lines 192 362) no Hoare annotation was computed. [2023-12-02 19:41:36,830 INFO L899 garLoopResultBuilder]: For program point L349-4(lines 320 360) no Hoare annotation was computed. [2023-12-02 19:41:36,830 INFO L899 garLoopResultBuilder]: For program point L52(lines 52 55) no Hoare annotation was computed. [2023-12-02 19:41:36,830 INFO L899 garLoopResultBuilder]: For program point L416(lines 416 438) no Hoare annotation was computed. [2023-12-02 19:41:36,830 INFO L895 garLoopResultBuilder]: At program point L219-3(lines 219 223) the Hoare annotation is: false [2023-12-02 19:41:36,830 INFO L895 garLoopResultBuilder]: At program point L219-4(lines 219 223) the Hoare annotation is: false [2023-12-02 19:41:36,830 INFO L899 garLoopResultBuilder]: For program point L517-1(lines 517 518) no Hoare annotation was computed. [2023-12-02 19:41:36,830 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 425) no Hoare annotation was computed. [2023-12-02 19:41:36,831 INFO L895 garLoopResultBuilder]: At program point L517-3(lines 517 518) the Hoare annotation is: false [2023-12-02 19:41:36,831 INFO L899 garLoopResultBuilder]: For program point L517-4(lines 517 518) no Hoare annotation was computed. [2023-12-02 19:41:36,831 INFO L899 garLoopResultBuilder]: For program point L418-2(lines 418 425) no Hoare annotation was computed. [2023-12-02 19:41:36,831 INFO L899 garLoopResultBuilder]: For program point L253-1(lines 240 268) no Hoare annotation was computed. [2023-12-02 19:41:36,831 INFO L899 garLoopResultBuilder]: For program point L452-1(lines 452 456) no Hoare annotation was computed. [2023-12-02 19:41:36,831 INFO L895 garLoopResultBuilder]: At program point L452-2(lines 452 456) the Hoare annotation is: false [2023-12-02 19:41:36,831 INFO L899 garLoopResultBuilder]: For program point L452-3(lines 452 456) no Hoare annotation was computed. [2023-12-02 19:41:36,831 INFO L899 garLoopResultBuilder]: For program point L320(lines 320 360) no Hoare annotation was computed. [2023-12-02 19:41:36,832 INFO L899 garLoopResultBuilder]: For program point L254(lines 254 261) no Hoare annotation was computed. [2023-12-02 19:41:36,832 INFO L899 garLoopResultBuilder]: For program point __ieee754_rem_pio2_returnLabel#1(lines 397 526) no Hoare annotation was computed. [2023-12-02 19:41:36,832 INFO L899 garLoopResultBuilder]: For program point L23-1(lines 23 28) no Hoare annotation was computed. [2023-12-02 19:41:36,832 INFO L895 garLoopResultBuilder]: At program point L23-2(lines 23 28) the Hoare annotation is: false [2023-12-02 19:41:36,832 INFO L899 garLoopResultBuilder]: For program point L23-3(lines 23 28) no Hoare annotation was computed. [2023-12-02 19:41:36,832 INFO L899 garLoopResultBuilder]: For program point L618(line 618) no Hoare annotation was computed. [2023-12-02 19:41:36,832 INFO L899 garLoopResultBuilder]: For program point L321(line 321) no Hoare annotation was computed. [2023-12-02 19:41:36,832 INFO L899 garLoopResultBuilder]: For program point L255(line 255) no Hoare annotation was computed. [2023-12-02 19:41:36,832 INFO L895 garLoopResultBuilder]: At program point L619(line 619) the Hoare annotation is: false [2023-12-02 19:41:36,833 INFO L899 garLoopResultBuilder]: For program point L619-1(line 619) no Hoare annotation was computed. [2023-12-02 19:41:36,833 INFO L899 garLoopResultBuilder]: For program point L520(lines 520 524) no Hoare annotation was computed. [2023-12-02 19:41:36,833 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-12-02 19:41:36,833 INFO L899 garLoopResultBuilder]: For program point L58(lines 58 59) no Hoare annotation was computed. [2023-12-02 19:41:36,833 INFO L899 garLoopResultBuilder]: For program point L620(line 620) no Hoare annotation was computed. [2023-12-02 19:41:36,833 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 491) no Hoare annotation was computed. [2023-12-02 19:41:36,833 INFO L895 garLoopResultBuilder]: At program point L323-3(lines 323 324) the Hoare annotation is: false [2023-12-02 19:41:36,833 INFO L899 garLoopResultBuilder]: For program point L323-4(lines 323 324) no Hoare annotation was computed. [2023-12-02 19:41:36,833 INFO L895 garLoopResultBuilder]: At program point L621(line 621) the Hoare annotation is: false [2023-12-02 19:41:36,834 INFO L899 garLoopResultBuilder]: For program point L621-1(line 621) no Hoare annotation was computed. [2023-12-02 19:41:36,834 INFO L899 garLoopResultBuilder]: For program point L258(line 258) no Hoare annotation was computed. [2023-12-02 19:41:36,834 INFO L899 garLoopResultBuilder]: For program point L225(line 225) no Hoare annotation was computed. [2023-12-02 19:41:36,834 INFO L899 garLoopResultBuilder]: For program point L60(lines 60 72) no Hoare annotation was computed. [2023-12-02 19:41:36,834 INFO L899 garLoopResultBuilder]: For program point L622(line 622) no Hoare annotation was computed. [2023-12-02 19:41:36,834 INFO L899 garLoopResultBuilder]: For program point L292-1(lines 292 295) no Hoare annotation was computed. [2023-12-02 19:41:36,834 INFO L895 garLoopResultBuilder]: At program point L292-3(lines 292 295) the Hoare annotation is: false [2023-12-02 19:41:36,834 INFO L899 garLoopResultBuilder]: For program point L61(lines 61 70) no Hoare annotation was computed. [2023-12-02 19:41:36,834 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 61 70) no Hoare annotation was computed. [2023-12-02 19:41:36,835 INFO L895 garLoopResultBuilder]: At program point L623(line 623) the Hoare annotation is: false [2023-12-02 19:41:36,835 INFO L899 garLoopResultBuilder]: For program point L623-1(line 623) no Hoare annotation was computed. [2023-12-02 19:41:36,835 INFO L899 garLoopResultBuilder]: For program point L458(lines 458 477) no Hoare annotation was computed. [2023-12-02 19:41:36,835 INFO L899 garLoopResultBuilder]: For program point L458-1(lines 458 477) no Hoare annotation was computed. [2023-12-02 19:41:36,835 INFO L899 garLoopResultBuilder]: For program point L62(lines 62 69) no Hoare annotation was computed. [2023-12-02 19:41:36,835 INFO L899 garLoopResultBuilder]: For program point L624(line 624) no Hoare annotation was computed. [2023-12-02 19:41:36,835 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-12-02 19:41:36,835 INFO L899 garLoopResultBuilder]: For program point L327(line 327) no Hoare annotation was computed. [2023-12-02 19:41:36,835 INFO L899 garLoopResultBuilder]: For program point L327-2(line 327) no Hoare annotation was computed. [2023-12-02 19:41:36,835 INFO L899 garLoopResultBuilder]: For program point L30(lines 30 73) no Hoare annotation was computed. [2023-12-02 19:41:36,836 INFO L895 garLoopResultBuilder]: At program point L625(line 625) the Hoare annotation is: false [2023-12-02 19:41:36,836 INFO L899 garLoopResultBuilder]: For program point L625-1(line 625) no Hoare annotation was computed. [2023-12-02 19:41:36,836 INFO L899 garLoopResultBuilder]: For program point L493-1(lines 493 497) no Hoare annotation was computed. [2023-12-02 19:41:36,836 INFO L895 garLoopResultBuilder]: At program point L493-2(lines 493 497) the Hoare annotation is: false [2023-12-02 19:41:36,836 INFO L899 garLoopResultBuilder]: For program point L328(line 328) no Hoare annotation was computed. [2023-12-02 19:41:36,836 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 50) no Hoare annotation was computed. [2023-12-02 19:41:36,836 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2023-12-02 19:41:36,836 INFO L899 garLoopResultBuilder]: For program point L164-1(lines 164 168) no Hoare annotation was computed. [2023-12-02 19:41:36,837 INFO L895 garLoopResultBuilder]: At program point L164-2(lines 164 168) the Hoare annotation is: false [2023-12-02 19:41:36,837 INFO L899 garLoopResultBuilder]: For program point L32(lines 32 39) no Hoare annotation was computed. [2023-12-02 19:41:36,837 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 642) no Hoare annotation was computed. [2023-12-02 19:41:36,837 INFO L899 garLoopResultBuilder]: For program point L429(lines 429 436) no Hoare annotation was computed. [2023-12-02 19:41:36,837 INFO L899 garLoopResultBuilder]: For program point L429-2(lines 429 436) no Hoare annotation was computed. [2023-12-02 19:41:36,837 INFO L895 garLoopResultBuilder]: At program point L297(line 297) the Hoare annotation is: false [2023-12-02 19:41:36,837 INFO L899 garLoopResultBuilder]: For program point L297-1(line 297) no Hoare annotation was computed. [2023-12-02 19:41:36,837 INFO L895 garLoopResultBuilder]: At program point L330-3(lines 330 331) the Hoare annotation is: false [2023-12-02 19:41:36,837 INFO L899 garLoopResultBuilder]: For program point L330-4(lines 330 331) no Hoare annotation was computed. [2023-12-02 19:41:36,838 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 67) no Hoare annotation was computed. [2023-12-02 19:41:36,838 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 38) no Hoare annotation was computed. [2023-12-02 19:41:36,838 INFO L899 garLoopResultBuilder]: For program point L66-2(lines 66 67) no Hoare annotation was computed. [2023-12-02 19:41:36,838 INFO L899 garLoopResultBuilder]: For program point L298(lines 298 305) no Hoare annotation was computed. [2023-12-02 19:41:36,838 INFO L899 garLoopResultBuilder]: For program point L265(lines 265 266) no Hoare annotation was computed. [2023-12-02 19:41:36,838 INFO L895 garLoopResultBuilder]: At program point L298-2(lines 289 306) the Hoare annotation is: false [2023-12-02 19:41:36,838 INFO L899 garLoopResultBuilder]: For program point L464-1(lines 464 468) no Hoare annotation was computed. [2023-12-02 19:41:36,838 INFO L895 garLoopResultBuilder]: At program point L464-2(lines 464 468) the Hoare annotation is: false [2023-12-02 19:41:36,838 INFO L899 garLoopResultBuilder]: For program point L464-3(lines 464 468) no Hoare annotation was computed. [2023-12-02 19:41:36,838 INFO L895 garLoopResultBuilder]: At program point L266(line 266) the Hoare annotation is: false [2023-12-02 19:41:36,839 INFO L899 garLoopResultBuilder]: For program point L266-1(line 266) no Hoare annotation was computed. [2023-12-02 19:41:36,839 INFO L899 garLoopResultBuilder]: For program point L35(lines 35 38) no Hoare annotation was computed. [2023-12-02 19:41:36,839 INFO L899 garLoopResultBuilder]: For program point __kernel_sinFINAL(lines 580 600) no Hoare annotation was computed. [2023-12-02 19:41:36,839 INFO L899 garLoopResultBuilder]: For program point L589(lines 589 592) no Hoare annotation was computed. [2023-12-02 19:41:36,839 INFO L899 garLoopResultBuilder]: For program point L589-2(lines 589 592) no Hoare annotation was computed. [2023-12-02 19:41:36,839 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 580 600) the Hoare annotation is: true [2023-12-02 19:41:36,839 INFO L899 garLoopResultBuilder]: For program point L583-1(lines 583 587) no Hoare annotation was computed. [2023-12-02 19:41:36,839 INFO L902 garLoopResultBuilder]: At program point L583-2(lines 583 587) the Hoare annotation is: true [2023-12-02 19:41:36,839 INFO L899 garLoopResultBuilder]: For program point L583-3(lines 583 587) no Hoare annotation was computed. [2023-12-02 19:41:36,839 INFO L899 garLoopResultBuilder]: For program point __kernel_sinEXIT(lines 580 600) no Hoare annotation was computed. [2023-12-02 19:41:36,840 INFO L899 garLoopResultBuilder]: For program point L596(lines 596 599) no Hoare annotation was computed. [2023-12-02 19:41:36,840 INFO L899 garLoopResultBuilder]: For program point L590(lines 590 591) no Hoare annotation was computed. [2023-12-02 19:41:36,843 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-12-02 19:41:36,845 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 19:41:36,856 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-12-02 19:41:36,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 07:41:36 BoogieIcfgContainer [2023-12-02 19:41:36,859 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 19:41:36,859 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 19:41:36,859 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 19:41:36,860 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 19:41:36,860 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:39:07" (3/4) ... [2023-12-02 19:41:36,862 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 19:41:36,865 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_double [2023-12-02 19:41:36,865 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_double [2023-12-02 19:41:36,865 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cos [2023-12-02 19:41:36,865 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sin [2023-12-02 19:41:36,883 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2023-12-02 19:41:36,884 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2023-12-02 19:41:36,885 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-12-02 19:41:36,886 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 19:41:37,050 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/witness.graphml [2023-12-02 19:41:37,050 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/witness.yml [2023-12-02 19:41:37,051 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 19:41:37,051 INFO L158 Benchmark]: Toolchain (without parser) took 208476.24ms. Allocated memory is still 107.0MB. Free memory was 82.6MB in the beginning and 74.0MB in the end (delta: 8.6MB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. [2023-12-02 19:41:37,051 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory was 41.7MB in the beginning and 41.6MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 19:41:37,052 INFO L158 Benchmark]: CACSL2BoogieTranslator took 477.59ms. Allocated memory is still 107.0MB. Free memory was 82.6MB in the beginning and 54.6MB in the end (delta: 27.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-12-02 19:41:37,052 INFO L158 Benchmark]: Boogie Procedure Inliner took 127.37ms. Allocated memory is still 107.0MB. Free memory was 54.6MB in the beginning and 80.6MB in the end (delta: -25.9MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2023-12-02 19:41:37,053 INFO L158 Benchmark]: Boogie Preprocessor took 109.82ms. Allocated memory is still 107.0MB. Free memory was 80.6MB in the beginning and 73.6MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 19:41:37,053 INFO L158 Benchmark]: RCFGBuilder took 58344.76ms. Allocated memory is still 107.0MB. Free memory was 73.6MB in the beginning and 50.7MB in the end (delta: 23.0MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. [2023-12-02 19:41:37,053 INFO L158 Benchmark]: TraceAbstraction took 149218.26ms. Allocated memory is still 107.0MB. Free memory was 49.9MB in the beginning and 40.9MB in the end (delta: 9.1MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2023-12-02 19:41:37,053 INFO L158 Benchmark]: Witness Printer took 191.23ms. Allocated memory is still 107.0MB. Free memory was 40.9MB in the beginning and 74.0MB in the end (delta: -33.1MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2023-12-02 19:41:37,055 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory was 41.7MB in the beginning and 41.6MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 477.59ms. Allocated memory is still 107.0MB. Free memory was 82.6MB in the beginning and 54.6MB in the end (delta: 27.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 127.37ms. Allocated memory is still 107.0MB. Free memory was 54.6MB in the beginning and 80.6MB in the end (delta: -25.9MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 109.82ms. Allocated memory is still 107.0MB. Free memory was 80.6MB in the beginning and 73.6MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 58344.76ms. Allocated memory is still 107.0MB. Free memory was 73.6MB in the beginning and 50.7MB in the end (delta: 23.0MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. * TraceAbstraction took 149218.26ms. Allocated memory is still 107.0MB. Free memory was 49.9MB in the beginning and 40.9MB in the end (delta: 9.1MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * Witness Printer took 191.23ms. Allocated memory is still 107.0MB. Free memory was 40.9MB in the beginning and 74.0MB in the end (delta: -33.1MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated * 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: 642]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 230 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 149.1s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 145.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 54 mSolverCounterUnknown, 240 SdHoareTripleChecker+Valid, 144.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 231 mSDsluCounter, 1173 SdHoareTripleChecker+Invalid, 141.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 598 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 181 IncrementalHoareTripleChecker+Invalid, 236 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 575 mSDtfsCounter, 181 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=230occurred in iteration=0, InterpolantAutomatonStates: 12, 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 153 PreInvPairs, 154 NumberOfFragments, 70 HoareAnnotationTreeSize, 153 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 58 FomulaSimplificationsInter, 10 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 32 ConstructedInterpolants, 4 QuantifiedInterpolants, 182 SizeOfPredicates, 13 NumberOfNonLiveVariables, 693 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 219]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 464]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 505]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 511]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 314]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 452]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 339]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 323]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2023-12-02 19:41:37,284 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2023-12-02 19:41:37,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5003f43c-47da-43e0-984d-c466881e9a84/bin/utaipan-verify-nQ1chXbOIh/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