./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-46.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-46.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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 f8810014cd9b0587deb75f9799a93fd39f14fe437a5e4c99aa14cca6df548028 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 18:08:09,846 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 18:08:09,909 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 18:08:09,914 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 18:08:09,915 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 18:08:09,939 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 18:08:09,939 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 18:08:09,940 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 18:08:09,940 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 18:08:09,941 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 18:08:09,942 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 18:08:09,942 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 18:08:09,943 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 18:08:09,943 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 18:08:09,944 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 18:08:09,944 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 18:08:09,945 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 18:08:09,945 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 18:08:09,946 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 18:08:09,946 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 18:08:09,947 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 18:08:09,948 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 18:08:09,949 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 18:08:09,949 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 18:08:09,949 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 18:08:09,950 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 18:08:09,950 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 18:08:09,951 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 18:08:09,951 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 18:08:09,952 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 18:08:09,952 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 18:08:09,952 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 18:08:09,953 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 18:08:09,953 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 18:08:09,953 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 18:08:09,953 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 18:08:09,953 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 18:08:09,954 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:08:09,954 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 18:08:09,954 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 18:08:09,954 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 18:08:09,955 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 18:08:09,955 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 18:08:09,955 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 18:08:09,955 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 18:08:09,955 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 18:08:09,955 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 18:08:09,956 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_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f8810014cd9b0587deb75f9799a93fd39f14fe437a5e4c99aa14cca6df548028 [2023-12-02 18:08:10,150 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 18:08:10,170 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 18:08:10,173 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 18:08:10,174 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 18:08:10,174 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 18:08:10,176 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-46.i [2023-12-02 18:08:12,898 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 18:08:13,075 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 18:08:13,075 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-46.i [2023-12-02 18:08:13,084 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/data/7dd013cf4/06c109fd081d4de5ae90cb20c55d4b98/FLAGde2861178 [2023-12-02 18:08:13,095 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/data/7dd013cf4/06c109fd081d4de5ae90cb20c55d4b98 [2023-12-02 18:08:13,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 18:08:13,099 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 18:08:13,100 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 18:08:13,100 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 18:08:13,106 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 18:08:13,106 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:08:13" (1/1) ... [2023-12-02 18:08:13,108 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42eba5d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:13, skipping insertion in model container [2023-12-02 18:08:13,108 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:08:13" (1/1) ... [2023-12-02 18:08:13,144 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 18:08:13,266 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_c998c1ab-4f8e-444e-a546-9dbc137de8b9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-46.i[919,932] [2023-12-02 18:08:13,345 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:08:13,357 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 18:08:13,367 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_c998c1ab-4f8e-444e-a546-9dbc137de8b9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-46.i[919,932] [2023-12-02 18:08:13,409 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:08:13,426 INFO L206 MainTranslator]: Completed translation [2023-12-02 18:08:13,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:13 WrapperNode [2023-12-02 18:08:13,427 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 18:08:13,428 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 18:08:13,428 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 18:08:13,428 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 18:08:13,435 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:13" (1/1) ... [2023-12-02 18:08:13,450 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:13" (1/1) ... [2023-12-02 18:08:13,496 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 253 [2023-12-02 18:08:13,497 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 18:08:13,498 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 18:08:13,498 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 18:08:13,498 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 18:08:13,507 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:13" (1/1) ... [2023-12-02 18:08:13,508 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:13" (1/1) ... [2023-12-02 18:08:13,513 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:13" (1/1) ... [2023-12-02 18:08:13,514 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:13" (1/1) ... [2023-12-02 18:08:13,535 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:13" (1/1) ... [2023-12-02 18:08:13,540 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:13" (1/1) ... [2023-12-02 18:08:13,546 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:13" (1/1) ... [2023-12-02 18:08:13,550 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:13" (1/1) ... [2023-12-02 18:08:13,558 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 18:08:13,559 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 18:08:13,559 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 18:08:13,559 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 18:08:13,560 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:13" (1/1) ... [2023-12-02 18:08:13,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:08:13,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 18:08:13,589 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 18:08:13,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 18:08:13,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 18:08:13,623 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 18:08:13,624 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 18:08:13,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 18:08:13,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 18:08:13,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 18:08:13,718 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 18:08:13,720 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 18:08:14,183 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 18:08:14,471 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 18:08:14,471 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 18:08:14,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:08:14 BoogieIcfgContainer [2023-12-02 18:08:14,472 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 18:08:14,474 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 18:08:14,474 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 18:08:14,477 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 18:08:14,477 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:08:13" (1/3) ... [2023-12-02 18:08:14,478 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54d6742d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:08:14, skipping insertion in model container [2023-12-02 18:08:14,478 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:13" (2/3) ... [2023-12-02 18:08:14,478 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54d6742d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:08:14, skipping insertion in model container [2023-12-02 18:08:14,478 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:08:14" (3/3) ... [2023-12-02 18:08:14,480 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-46.i [2023-12-02 18:08:14,494 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 18:08:14,494 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 18:08:14,536 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 18:08:14,541 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;@6c009e44, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 18:08:14,542 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 18:08:14,546 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-12-02 18:08:14,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-02 18:08:14,558 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:08:14,559 INFO L195 NwaCegarLoop]: trace histogram [35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 18:08:14,559 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:08:14,563 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:08:14,564 INFO L85 PathProgramCache]: Analyzing trace with hash -1419641525, now seen corresponding path program 1 times [2023-12-02 18:08:14,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 18:08:14,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936446186] [2023-12-02 18:08:14,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:08:14,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 18:08:14,749 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 18:08:14,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1704024901] [2023-12-02 18:08:14,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:08:14,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 18:08:14,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 18:08:14,756 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 18:08:14,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 18:08:15,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 18:08:15,089 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 18:08:15,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 18:08:15,618 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 18:08:15,620 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 18:08:15,622 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 18:08:15,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 18:08:15,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 18:08:15,828 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 18:08:15,832 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 18:08:15,947 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 06:08:15 BoogieIcfgContainer [2023-12-02 18:08:15,947 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 18:08:15,948 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 18:08:15,948 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 18:08:15,948 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 18:08:15,949 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:08:14" (3/4) ... [2023-12-02 18:08:15,951 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 18:08:15,952 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 18:08:15,953 INFO L158 Benchmark]: Toolchain (without parser) took 2853.80ms. Allocated memory was 146.8MB in the beginning and 184.5MB in the end (delta: 37.7MB). Free memory was 108.0MB in the beginning and 96.5MB in the end (delta: 11.5MB). Peak memory consumption was 50.9MB. Max. memory is 16.1GB. [2023-12-02 18:08:15,954 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 102.8MB. Free memory is still 55.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 18:08:15,954 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.91ms. Allocated memory is still 146.8MB. Free memory was 108.0MB in the beginning and 91.9MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 18:08:15,955 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.08ms. Allocated memory is still 146.8MB. Free memory was 91.9MB in the beginning and 85.1MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 18:08:15,955 INFO L158 Benchmark]: Boogie Preprocessor took 60.22ms. Allocated memory is still 146.8MB. Free memory was 85.1MB in the beginning and 82.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 18:08:15,956 INFO L158 Benchmark]: RCFGBuilder took 913.76ms. Allocated memory was 146.8MB in the beginning and 184.5MB in the end (delta: 37.7MB). Free memory was 82.5MB in the beginning and 89.0MB in the end (delta: -6.5MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2023-12-02 18:08:15,957 INFO L158 Benchmark]: TraceAbstraction took 1472.97ms. Allocated memory is still 184.5MB. Free memory was 87.9MB in the beginning and 96.5MB in the end (delta: -8.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 18:08:15,957 INFO L158 Benchmark]: Witness Printer took 4.23ms. Allocated memory is still 184.5MB. Free memory is still 96.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 18:08:15,960 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 102.8MB. Free memory is still 55.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 326.91ms. Allocated memory is still 146.8MB. Free memory was 108.0MB in the beginning and 91.9MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.08ms. Allocated memory is still 146.8MB. Free memory was 91.9MB in the beginning and 85.1MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.22ms. Allocated memory is still 146.8MB. Free memory was 85.1MB in the beginning and 82.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 913.76ms. Allocated memory was 146.8MB in the beginning and 184.5MB in the end (delta: 37.7MB). Free memory was 82.5MB in the beginning and 89.0MB in the end (delta: -6.5MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1472.97ms. Allocated memory is still 184.5MB. Free memory was 87.9MB in the beginning and 96.5MB in the end (delta: -8.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.23ms. Allocated memory is still 184.5MB. Free memory is still 96.5MB. 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: 19]: 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 someBinaryFLOATComparisonOperation at line 156, overapproximation of shiftRight at line 73, overapproximation of bitwiseOr at line 125, overapproximation of someBinaryDOUBLEComparisonOperation at line 62. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 16; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_4 = 128; [L26] unsigned char var_1_5 = 10; [L27] unsigned short int var_1_6 = 10; [L28] unsigned short int var_1_7 = 52077; [L29] unsigned short int var_1_8 = 47248; [L30] unsigned short int var_1_9 = 50; [L31] float var_1_11 = 63.75; [L32] signed long int var_1_12 = 100000; [L33] unsigned short int var_1_13 = 8; [L34] signed long int var_1_14 = 2; [L35] signed long int var_1_15 = 32; [L36] double var_1_17 = 127.5; [L37] double var_1_18 = 32.75; [L38] signed char var_1_19 = 0; [L39] unsigned long int var_1_20 = 128; [L40] unsigned long int var_1_21 = 32; [L41] unsigned char var_1_23 = 0; [L42] unsigned char var_1_24 = 0; [L43] unsigned char var_1_25 = 0; [L44] unsigned char var_1_26 = 1; [L45] unsigned char var_1_27 = 16; [L46] unsigned char var_1_28 = 128; [L47] signed long int var_1_29 = 5; [L48] unsigned char var_1_31 = 128; [L49] unsigned short int var_1_32 = 0; [L50] signed char var_1_33 = 50; [L51] signed char var_1_34 = 64; [L52] signed char var_1_35 = 1; [L53] signed char var_1_36 = 5; [L54] unsigned short int last_1_var_1_13 = 8; [L55] double last_1_var_1_17 = 127.5; [L199] isInitial = 1 [L200] FCALL initially() [L201] COND TRUE 1 [L202] CALL updateLastVariables() [L191] last_1_var_1_13 = var_1_13 [L192] last_1_var_1_17 = var_1_17 [L202] RET updateLastVariables() [L203] CALL updateVariables() [L136] var_1_2 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L138] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L139] var_1_3 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L141] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L142] var_1_4 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L144] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L145] var_1_5 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L147] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L148] var_1_7 = __VERIFIER_nondet_ushort() [L149] CALL assume_abort_if_not(var_1_7 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_7 >= 32767) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=47248, var_1_9=50] [L150] CALL assume_abort_if_not(var_1_7 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_7 <= 65534) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=47248, var_1_9=50] [L151] var_1_8 = __VERIFIER_nondet_ushort() [L152] CALL assume_abort_if_not(var_1_8 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_8 >= 32767) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L153] CALL assume_abort_if_not(var_1_8 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_8 <= 65534) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L154] var_1_11 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L156] CALL assume_abort_if_not(var_1_11 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_11 != 0.0F) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L157] var_1_14 = __VERIFIER_nondet_long() [L158] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L159] CALL assume_abort_if_not(var_1_14 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_14 <= 32) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L160] var_1_15 = __VERIFIER_nondet_long() [L161] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L162] CALL assume_abort_if_not(var_1_15 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_15 <= 32) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L163] var_1_18 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L165] var_1_24 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L167] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L168] var_1_25 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L170] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L171] var_1_26 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_26 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_26 >= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L173] CALL assume_abort_if_not(var_1_26 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_26 <= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L174] var_1_28 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L176] CALL assume_abort_if_not(var_1_28 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=0, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_28 <= 254) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=0, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L177] var_1_32 = __VERIFIER_nondet_ushort() [L178] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=0, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=0, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L179] CALL assume_abort_if_not(var_1_32 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=0, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=1, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_32 <= 32) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=0, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=1, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L180] var_1_34 = __VERIFIER_nondet_char() [L181] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=0, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=1, var_1_33=50, var_1_34=0, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=0, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=1, var_1_33=50, var_1_34=0, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L182] CALL assume_abort_if_not(var_1_34 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=0, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=1, var_1_33=50, var_1_34=0, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_34 <= 126) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=0, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=1, var_1_33=50, var_1_34=0, var_1_35=1, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L183] var_1_35 = __VERIFIER_nondet_char() [L184] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=0, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=1, var_1_33=50, var_1_34=0, var_1_35=0, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=0, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=1, var_1_33=50, var_1_34=0, var_1_35=0, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L185] CALL assume_abort_if_not(var_1_35 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=0, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=1, var_1_33=50, var_1_34=0, var_1_35=0, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_35 <= 63) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=0, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=1, var_1_33=50, var_1_34=0, var_1_35=0, var_1_36=5, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L186] var_1_36 = __VERIFIER_nondet_char() [L187] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=0, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=1, var_1_33=50, var_1_34=0, var_1_35=0, var_1_36=0, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=0, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=1, var_1_33=50, var_1_34=0, var_1_35=0, var_1_36=0, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L188] CALL assume_abort_if_not(var_1_36 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=0, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=1, var_1_33=50, var_1_34=0, var_1_35=0, var_1_36=0, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_36 <= 63) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=0, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=1, var_1_33=50, var_1_34=0, var_1_35=0, var_1_36=0, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L203] RET updateVariables() [L204] CALL step() [L59] COND FALSE !(-100000 >= last_1_var_1_13) [L62] COND TRUE (last_1_var_1_17 / var_1_11) == 999999.6f [L63] var_1_9 = var_1_7 [L66] unsigned char stepLocal_0 = var_1_3; [L67] COND TRUE var_1_2 && stepLocal_0 [L68] var_1_1 = (var_1_4 - var_1_5) [L72] COND FALSE !((-25 + (var_1_20 + var_1_19)) <= var_1_13) [L79] COND TRUE var_1_1 <= (var_1_5 * var_1_4) [L80] COND TRUE \read(var_1_2) [L81] var_1_6 = (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) - var_1_5) [L88] var_1_21 = ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))) [L89] var_1_17 = var_1_18 [L90] var_1_19 = 5 [L91] var_1_27 = var_1_28 [L92] COND TRUE var_1_20 != (var_1_9 + var_1_28) [L93] var_1_29 = ((((var_1_28) > (((((((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) < (var_1_1)) ? (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) : (var_1_1))))) ? (var_1_28) : (((((((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) < (var_1_1)) ? (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) : (var_1_1)))))) [L97] var_1_20 = var_1_15 [L98] COND FALSE !(var_1_24 || (var_1_25 && var_1_23)) [L105] COND FALSE !((! (! var_1_23)) && (((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))) <= var_1_34)) [L109] COND TRUE var_1_1 < var_1_20 [L110] COND FALSE !(var_1_5 == (~ (var_1_1 + var_1_20))) [L113] var_1_12 = ((((var_1_20) < (var_1_8)) ? (var_1_20) : (var_1_8))) [L118] COND TRUE var_1_6 > var_1_1 [L119] COND TRUE var_1_1 < var_1_6 [L120] var_1_23 = (var_1_24 && var_1_25) [L125] EXPR -4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) [L125] EXPR var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))) [L125] COND FALSE !((-4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) [L132] var_1_13 = var_1_1 [L204] RET step() [L205] CALL, EXPR property() [L195] EXPR (((((var_1_2 && var_1_3) ? (var_1_1 == ((unsigned char) (var_1_4 - var_1_5))) : (var_1_1 == ((unsigned char) (var_1_4 - var_1_5)))) && ((var_1_1 <= (var_1_5 * var_1_4)) ? (var_1_2 ? (var_1_6 == ((unsigned short int) (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) - var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5)))) && ((-100000 >= last_1_var_1_13) ? (var_1_9 == ((unsigned short int) (((((last_1_var_1_13 + var_1_5)) > (64)) ? ((last_1_var_1_13 + var_1_5)) : (64))))) : (((last_1_var_1_17 / var_1_11) == 999999.6f) ? (var_1_9 == ((unsigned short int) var_1_7)) : 1))) && ((var_1_1 < var_1_20) ? ((var_1_5 == (~ (var_1_1 + var_1_20))) ? (var_1_12 == ((signed long int) (((((var_1_5) > (((((-1) < (var_1_1)) ? (-1) : (var_1_1))))) ? (var_1_5) : (((((-1) < (var_1_1)) ? (-1) : (var_1_1)))))) - 1000))) : (var_1_12 == ((signed long int) ((((var_1_20) < (var_1_8)) ? (var_1_20) : (var_1_8)))))) : (var_1_12 == ((signed long int) var_1_6)))) && (((-4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) ? (var_1_3 ? (var_1_13 == ((unsigned short int) var_1_6)) : (var_1_13 == ((unsigned short int) var_1_4))) : (var_1_13 == ((unsigned short int) var_1_1))) [L195] EXPR -4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) [L195] EXPR var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))) [L195] EXPR (((((var_1_2 && var_1_3) ? (var_1_1 == ((unsigned char) (var_1_4 - var_1_5))) : (var_1_1 == ((unsigned char) (var_1_4 - var_1_5)))) && ((var_1_1 <= (var_1_5 * var_1_4)) ? (var_1_2 ? (var_1_6 == ((unsigned short int) (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) - var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5)))) && ((-100000 >= last_1_var_1_13) ? (var_1_9 == ((unsigned short int) (((((last_1_var_1_13 + var_1_5)) > (64)) ? ((last_1_var_1_13 + var_1_5)) : (64))))) : (((last_1_var_1_17 / var_1_11) == 999999.6f) ? (var_1_9 == ((unsigned short int) var_1_7)) : 1))) && ((var_1_1 < var_1_20) ? ((var_1_5 == (~ (var_1_1 + var_1_20))) ? (var_1_12 == ((signed long int) (((((var_1_5) > (((((-1) < (var_1_1)) ? (-1) : (var_1_1))))) ? (var_1_5) : (((((-1) < (var_1_1)) ? (-1) : (var_1_1)))))) - 1000))) : (var_1_12 == ((signed long int) ((((var_1_20) < (var_1_8)) ? (var_1_20) : (var_1_8)))))) : (var_1_12 == ((signed long int) var_1_6)))) && (((-4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) ? (var_1_3 ? (var_1_13 == ((unsigned short int) var_1_6)) : (var_1_13 == ((unsigned short int) var_1_4))) : (var_1_13 == ((unsigned short int) var_1_1))) [L195-L196] return ((((((((var_1_2 && var_1_3) ? (var_1_1 == ((unsigned char) (var_1_4 - var_1_5))) : (var_1_1 == ((unsigned char) (var_1_4 - var_1_5)))) && ((var_1_1 <= (var_1_5 * var_1_4)) ? (var_1_2 ? (var_1_6 == ((unsigned short int) (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) - var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5)))) && ((-100000 >= last_1_var_1_13) ? (var_1_9 == ((unsigned short int) (((((last_1_var_1_13 + var_1_5)) > (64)) ? ((last_1_var_1_13 + var_1_5)) : (64))))) : (((last_1_var_1_17 / var_1_11) == 999999.6f) ? (var_1_9 == ((unsigned short int) var_1_7)) : 1))) && ((var_1_1 < var_1_20) ? ((var_1_5 == (~ (var_1_1 + var_1_20))) ? (var_1_12 == ((signed long int) (((((var_1_5) > (((((-1) < (var_1_1)) ? (-1) : (var_1_1))))) ? (var_1_5) : (((((-1) < (var_1_1)) ? (-1) : (var_1_1)))))) - 1000))) : (var_1_12 == ((signed long int) ((((var_1_20) < (var_1_8)) ? (var_1_20) : (var_1_8)))))) : (var_1_12 == ((signed long int) var_1_6)))) && (((-4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) ? (var_1_3 ? (var_1_13 == ((unsigned short int) var_1_6)) : (var_1_13 == ((unsigned short int) var_1_4))) : (var_1_13 == ((unsigned short int) var_1_1)))) && (var_1_17 == ((double) var_1_18))) && (var_1_19 == ((signed char) 5))) && (var_1_20 == ((unsigned long int) var_1_15)) ; [L205] RET, EXPR property() [L205] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_15=1, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=0, var_1_20=1, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_2=1, var_1_31=128, var_1_32=1, var_1_33=50, var_1_34=0, var_1_35=0, var_1_36=0, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=32640, var_1_7=32768, var_1_8=32767, var_1_9=32768] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_15=1, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=0, var_1_20=1, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_2=1, var_1_31=128, var_1_32=1, var_1_33=50, var_1_34=0, var_1_35=0, var_1_36=0, var_1_3=1, var_1_4=127, var_1_5=127, var_1_6=32640, var_1_7=32768, var_1_8=32767, var_1_9=32768] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 35, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 127 NumberOfCodeBlocks, 127 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 18:08:15,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-46.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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 f8810014cd9b0587deb75f9799a93fd39f14fe437a5e4c99aa14cca6df548028 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 18:08:17,902 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 18:08:17,980 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 18:08:17,986 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 18:08:17,987 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 18:08:18,015 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 18:08:18,016 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 18:08:18,017 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 18:08:18,018 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 18:08:18,018 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 18:08:18,019 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 18:08:18,019 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 18:08:18,020 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 18:08:18,020 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 18:08:18,021 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 18:08:18,022 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 18:08:18,022 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 18:08:18,023 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 18:08:18,024 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 18:08:18,024 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 18:08:18,025 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 18:08:18,025 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 18:08:18,026 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 18:08:18,026 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 18:08:18,027 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 18:08:18,027 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 18:08:18,027 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 18:08:18,028 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 18:08:18,028 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 18:08:18,029 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 18:08:18,029 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 18:08:18,030 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 18:08:18,030 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 18:08:18,030 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 18:08:18,030 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:08:18,031 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 18:08:18,031 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 18:08:18,031 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 18:08:18,031 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 18:08:18,032 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 18:08:18,032 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 18:08:18,036 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 18:08:18,036 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 18:08:18,037 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 18:08:18,037 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_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f8810014cd9b0587deb75f9799a93fd39f14fe437a5e4c99aa14cca6df548028 [2023-12-02 18:08:18,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 18:08:18,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 18:08:18,377 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 18:08:18,378 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 18:08:18,378 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 18:08:18,380 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-46.i [2023-12-02 18:08:21,193 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 18:08:21,429 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 18:08:21,429 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-46.i [2023-12-02 18:08:21,440 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/data/b6bd6979b/333fa65968a74c848463fd4215feb6b7/FLAG98b31adc1 [2023-12-02 18:08:21,456 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/data/b6bd6979b/333fa65968a74c848463fd4215feb6b7 [2023-12-02 18:08:21,459 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 18:08:21,460 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 18:08:21,462 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 18:08:21,462 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 18:08:21,468 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 18:08:21,469 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:08:21" (1/1) ... [2023-12-02 18:08:21,470 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@402e7b09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:21, skipping insertion in model container [2023-12-02 18:08:21,470 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:08:21" (1/1) ... [2023-12-02 18:08:21,506 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 18:08:21,660 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_c998c1ab-4f8e-444e-a546-9dbc137de8b9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-46.i[919,932] [2023-12-02 18:08:21,729 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:08:21,746 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 18:08:21,760 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_c998c1ab-4f8e-444e-a546-9dbc137de8b9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-46.i[919,932] [2023-12-02 18:08:21,798 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:08:21,819 INFO L206 MainTranslator]: Completed translation [2023-12-02 18:08:21,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:21 WrapperNode [2023-12-02 18:08:21,819 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 18:08:21,821 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 18:08:21,821 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 18:08:21,821 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 18:08:21,829 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:21" (1/1) ... [2023-12-02 18:08:21,843 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:21" (1/1) ... [2023-12-02 18:08:21,876 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 204 [2023-12-02 18:08:21,876 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 18:08:21,877 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 18:08:21,877 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 18:08:21,877 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 18:08:21,887 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:21" (1/1) ... [2023-12-02 18:08:21,887 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:21" (1/1) ... [2023-12-02 18:08:21,892 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:21" (1/1) ... [2023-12-02 18:08:21,893 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:21" (1/1) ... [2023-12-02 18:08:21,906 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:21" (1/1) ... [2023-12-02 18:08:21,910 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:21" (1/1) ... [2023-12-02 18:08:21,914 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:21" (1/1) ... [2023-12-02 18:08:21,917 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:21" (1/1) ... [2023-12-02 18:08:21,922 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 18:08:21,923 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 18:08:21,923 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 18:08:21,923 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 18:08:21,924 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:21" (1/1) ... [2023-12-02 18:08:21,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:08:21,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 18:08:21,958 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 18:08:21,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 18:08:21,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 18:08:21,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 18:08:21,994 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 18:08:21,995 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 18:08:21,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 18:08:21,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 18:08:22,082 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 18:08:22,085 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 18:08:29,211 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 18:08:29,251 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 18:08:29,252 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 18:08:29,252 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:08:29 BoogieIcfgContainer [2023-12-02 18:08:29,252 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 18:08:29,255 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 18:08:29,255 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 18:08:29,258 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 18:08:29,258 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:08:21" (1/3) ... [2023-12-02 18:08:29,259 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13f69b49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:08:29, skipping insertion in model container [2023-12-02 18:08:29,259 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:08:21" (2/3) ... [2023-12-02 18:08:29,260 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13f69b49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:08:29, skipping insertion in model container [2023-12-02 18:08:29,260 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:08:29" (3/3) ... [2023-12-02 18:08:29,261 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-46.i [2023-12-02 18:08:29,280 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 18:08:29,280 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 18:08:29,330 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 18:08:29,336 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;@7b23d4b9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 18:08:29,337 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 18:08:29,341 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 48 states have (on average 1.4583333333333333) internal successors, (70), 49 states have internal predecessors, (70), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-12-02 18:08:29,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-12-02 18:08:29,359 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:08:29,360 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 18:08:29,360 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:08:29,366 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:08:29,366 INFO L85 PathProgramCache]: Analyzing trace with hash 1756899600, now seen corresponding path program 1 times [2023-12-02 18:08:29,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:08:29,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1045897950] [2023-12-02 18:08:29,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:08:29,381 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 18:08:29,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:08:29,384 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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 18:08:29,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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 18:08:30,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:08:30,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 18:08:30,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:08:30,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1124 proven. 0 refuted. 0 times theorem prover too weak. 1256 trivial. 0 not checked. [2023-12-02 18:08:30,356 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 18:08:30,374 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 18:08:30,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1045897950] [2023-12-02 18:08:30,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1045897950] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 18:08:30,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 18:08:30,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 18:08:30,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258925241] [2023-12-02 18:08:30,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 18:08:30,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 18:08:30,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 18:08:30,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 18:08:30,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 18:08:30,415 INFO L87 Difference]: Start difference. First operand has 86 states, 48 states have (on average 1.4583333333333333) internal successors, (70), 49 states have internal predecessors, (70), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-12-02 18:08:33,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.76s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:08:33,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 18:08:33,264 INFO L93 Difference]: Finished difference Result 168 states and 311 transitions. [2023-12-02 18:08:33,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 18:08:33,483 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 211 [2023-12-02 18:08:33,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 18:08:33,491 INFO L225 Difference]: With dead ends: 168 [2023-12-02 18:08:33,491 INFO L226 Difference]: Without dead ends: 83 [2023-12-02 18:08:33,495 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 210 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 18:08:33,498 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 128 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-12-02 18:08:33,499 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 128 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.8s Time] [2023-12-02 18:08:33,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-12-02 18:08:33,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2023-12-02 18:08:33,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 46 states have (on average 1.326086956521739) internal successors, (61), 46 states have internal predecessors, (61), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-12-02 18:08:33,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 131 transitions. [2023-12-02 18:08:33,545 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 131 transitions. Word has length 211 [2023-12-02 18:08:33,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 18:08:33,545 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 131 transitions. [2023-12-02 18:08:33,546 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-12-02 18:08:33,546 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 131 transitions. [2023-12-02 18:08:33,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-12-02 18:08:33,551 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:08:33,552 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 18:08:33,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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 18:08:33,752 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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 18:08:33,753 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:08:33,753 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:08:33,753 INFO L85 PathProgramCache]: Analyzing trace with hash 1643823973, now seen corresponding path program 1 times [2023-12-02 18:08:33,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:08:33,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2035714981] [2023-12-02 18:08:33,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:08:33,755 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 18:08:33,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:08:33,756 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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 18:08:33,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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 18:08:34,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:08:34,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 18:08:34,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:08:36,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-12-02 18:08:36,905 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 18:08:36,905 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 18:08:36,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2035714981] [2023-12-02 18:08:36,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2035714981] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 18:08:36,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 18:08:36,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 18:08:36,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084269520] [2023-12-02 18:08:36,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 18:08:36,909 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 18:08:36,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 18:08:36,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 18:08:36,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 18:08:36,911 INFO L87 Difference]: Start difference. First operand 83 states and 131 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-12-02 18:08:39,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.79s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:08:41,784 WARN L539 Checker$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 18:08:43,795 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 18:08:44,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 18:08:44,056 INFO L93 Difference]: Finished difference Result 247 states and 391 transitions. [2023-12-02 18:08:44,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 18:08:44,058 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 212 [2023-12-02 18:08:44,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 18:08:44,063 INFO L225 Difference]: With dead ends: 247 [2023-12-02 18:08:44,063 INFO L226 Difference]: Without dead ends: 165 [2023-12-02 18:08:44,065 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 18:08:44,067 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 25 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 252 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2023-12-02 18:08:44,067 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 252 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 3 Unknown, 0 Unchecked, 7.1s Time] [2023-12-02 18:08:44,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2023-12-02 18:08:44,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 163. [2023-12-02 18:08:44,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 90 states have (on average 1.3222222222222222) internal successors, (119), 90 states have internal predecessors, (119), 70 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2023-12-02 18:08:44,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 259 transitions. [2023-12-02 18:08:44,112 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 259 transitions. Word has length 212 [2023-12-02 18:08:44,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 18:08:44,113 INFO L495 AbstractCegarLoop]: Abstraction has 163 states and 259 transitions. [2023-12-02 18:08:44,114 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-12-02 18:08:44,114 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 259 transitions. [2023-12-02 18:08:44,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-12-02 18:08:44,118 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:08:44,119 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 18:08:44,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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 18:08:44,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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 18:08:44,324 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:08:44,325 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:08:44,325 INFO L85 PathProgramCache]: Analyzing trace with hash -876135961, now seen corresponding path program 1 times [2023-12-02 18:08:44,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:08:44,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1464347166] [2023-12-02 18:08:44,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:08:44,326 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 18:08:44,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:08:44,327 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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 18:08:44,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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 18:11:24,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:11:24,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 18:11:24,500 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:11:37,960 WARN L854 $PredicateComparison]: unable to prove that (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) is different from false [2023-12-02 18:11:40,099 WARN L876 $PredicateComparison]: unable to prove that (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) is different from true [2023-12-02 18:13:14,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-12-02 18:13:14,105 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 18:13:14,105 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 18:13:14,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1464347166] [2023-12-02 18:13:14,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1464347166] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 18:13:14,106 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 18:13:14,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 18:13:14,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832945106] [2023-12-02 18:13:14,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 18:13:14,107 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 18:13:14,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 18:13:14,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 18:13:14,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=7, Unknown=2, NotChecked=4, Total=20 [2023-12-02 18:13:14,108 INFO L87 Difference]: Start difference. First operand 163 states and 259 transitions. Second operand has 5 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-12-02 18:13:17,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.76s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:13:19,656 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (/ 255.0 2.0)))) (and (= c_~var_1_17~0 .cse0) (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) (= c_~last_1_var_1_17~0 .cse0) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2023-12-02 18:13:22,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:13:25,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.73s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:13:27,415 WARN L539 Checker$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 18:13:29,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:13:31,429 WARN L539 Checker$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 18:13:33,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:13:36,494 WARN L539 Checker$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 18:13:38,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:13:41,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.97s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:13:43,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:13:43,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 18:13:43,475 INFO L93 Difference]: Finished difference Result 267 states and 418 transitions. [2023-12-02 18:13:43,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 18:13:43,692 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 212 [2023-12-02 18:13:43,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 18:13:43,696 INFO L225 Difference]: With dead ends: 267 [2023-12-02 18:13:43,696 INFO L226 Difference]: Without dead ends: 265 [2023-12-02 18:13:43,697 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=13, Invalid=12, Unknown=3, NotChecked=14, Total=42 [2023-12-02 18:13:43,698 INFO L413 NwaCegarLoop]: 156 mSDtfsCounter, 72 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 71 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 334 IncrementalHoareTripleChecker+Unchecked, 26.8s IncrementalHoareTripleChecker+Time [2023-12-02 18:13:43,698 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 424 Invalid, 430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 14 Invalid, 11 Unknown, 334 Unchecked, 26.8s Time] [2023-12-02 18:13:43,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2023-12-02 18:13:43,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 237. [2023-12-02 18:13:43,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 128 states have (on average 1.2890625) internal successors, (165), 128 states have internal predecessors, (165), 105 states have call successors, (105), 3 states have call predecessors, (105), 3 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2023-12-02 18:13:43,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 375 transitions. [2023-12-02 18:13:43,747 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 375 transitions. Word has length 212 [2023-12-02 18:13:43,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 18:13:43,748 INFO L495 AbstractCegarLoop]: Abstraction has 237 states and 375 transitions. [2023-12-02 18:13:43,749 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-12-02 18:13:43,749 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 375 transitions. [2023-12-02 18:13:43,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-12-02 18:13:43,753 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:13:43,753 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 18:13:43,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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 18:13:43,964 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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 18:13:43,964 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:13:43,965 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:13:43,965 INFO L85 PathProgramCache]: Analyzing trace with hash 2076148325, now seen corresponding path program 1 times [2023-12-02 18:13:43,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:13:43,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [166852080] [2023-12-02 18:13:43,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:13:43,966 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 18:13:43,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:13:43,967 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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 18:13:43,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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 (5)] Waiting until timeout for monitored process [2023-12-02 18:16:07,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:16:07,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 18:16:07,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:16:20,880 WARN L854 $PredicateComparison]: unable to prove that (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) is different from false [2023-12-02 18:16:23,029 WARN L876 $PredicateComparison]: unable to prove that (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) is different from true [2023-12-02 18:17:56,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-12-02 18:17:56,735 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 18:17:56,735 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 18:17:56,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [166852080] [2023-12-02 18:17:56,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [166852080] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 18:17:56,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 18:17:56,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 18:17:56,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547004263] [2023-12-02 18:17:56,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 18:17:56,737 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 18:17:56,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 18:17:56,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 18:17:56,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=7, Unknown=2, NotChecked=4, Total=20 [2023-12-02 18:17:56,738 INFO L87 Difference]: Start difference. First operand 237 states and 375 transitions. Second operand has 5 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-12-02 18:17:59,793 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.76s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:18:02,257 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (/ 255.0 2.0)))) (and (= c_~var_1_17~0 .cse0) (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) (= c_~last_1_var_1_17~0 .cse0) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2023-12-02 18:18:05,022 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:18:08,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.77s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:18:10,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:18:12,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:18:13,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:18:16,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:18:18,659 WARN L539 Checker$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 18:18:21,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.99s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:18:23,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:18:23,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 18:18:23,655 INFO L93 Difference]: Finished difference Result 273 states and 427 transitions. [2023-12-02 18:18:23,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 18:18:23,892 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 212 [2023-12-02 18:18:23,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 18:18:23,894 INFO L225 Difference]: With dead ends: 273 [2023-12-02 18:18:23,895 INFO L226 Difference]: Without dead ends: 271 [2023-12-02 18:18:23,895 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=13, Invalid=12, Unknown=3, NotChecked=14, Total=42 [2023-12-02 18:18:23,896 INFO L413 NwaCegarLoop]: 156 mSDtfsCounter, 72 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 71 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 434 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 338 IncrementalHoareTripleChecker+Unchecked, 24.4s IncrementalHoareTripleChecker+Time [2023-12-02 18:18:23,896 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 424 Invalid, 434 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 16 Invalid, 9 Unknown, 338 Unchecked, 24.4s Time] [2023-12-02 18:18:23,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2023-12-02 18:18:23,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 238. [2023-12-02 18:18:23,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 129 states have (on average 1.2945736434108528) internal successors, (167), 129 states have internal predecessors, (167), 105 states have call successors, (105), 3 states have call predecessors, (105), 3 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2023-12-02 18:18:23,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 377 transitions. [2023-12-02 18:18:23,930 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 377 transitions. Word has length 212 [2023-12-02 18:18:23,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 18:18:23,931 INFO L495 AbstractCegarLoop]: Abstraction has 238 states and 377 transitions. [2023-12-02 18:18:23,931 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-12-02 18:18:23,931 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 377 transitions. [2023-12-02 18:18:23,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-12-02 18:18:23,938 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:18:23,938 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 18:18:23,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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 (5)] Ended with exit code 0 [2023-12-02 18:18:24,139 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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 18:18:24,139 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:18:24,140 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:18:24,140 INFO L85 PathProgramCache]: Analyzing trace with hash -443811609, now seen corresponding path program 1 times [2023-12-02 18:18:24,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:18:24,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1426991853] [2023-12-02 18:18:24,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:18:24,141 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 18:18:24,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:18:24,142 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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 18:18:24,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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 (6)] Waiting until timeout for monitored process [2023-12-02 18:21:01,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:21:01,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 18:21:01,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:21:15,111 WARN L854 $PredicateComparison]: unable to prove that (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) is different from false [2023-12-02 18:21:17,242 WARN L876 $PredicateComparison]: unable to prove that (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) is different from true [2023-12-02 18:22:50,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-12-02 18:22:50,977 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 18:22:50,977 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 18:22:50,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1426991853] [2023-12-02 18:22:50,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1426991853] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 18:22:50,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 18:22:50,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 18:22:50,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578502986] [2023-12-02 18:22:50,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 18:22:50,979 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 18:22:50,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 18:22:50,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 18:22:50,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=7, Unknown=2, NotChecked=4, Total=20 [2023-12-02 18:22:50,980 INFO L87 Difference]: Start difference. First operand 238 states and 377 transitions. Second operand has 5 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-12-02 18:22:54,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.79s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:22:56,514 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (/ 255.0 2.0)))) (and (= c_~var_1_17~0 .cse0) (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) (= c_~last_1_var_1_17~0 .cse0) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2023-12-02 18:22:58,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:23:01,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.78s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:23:03,104 WARN L539 Checker$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 18:23:05,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:23:07,132 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:23:09,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:23:12,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.77s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:23:14,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:23:17,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.99s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:23:19,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:23:19,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 18:23:19,227 INFO L93 Difference]: Finished difference Result 273 states and 427 transitions. [2023-12-02 18:23:19,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 18:23:19,460 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 212 [2023-12-02 18:23:19,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 18:23:19,462 INFO L225 Difference]: With dead ends: 273 [2023-12-02 18:23:19,462 INFO L226 Difference]: Without dead ends: 271 [2023-12-02 18:23:19,463 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=13, Invalid=12, Unknown=3, NotChecked=14, Total=42 [2023-12-02 18:23:19,463 INFO L413 NwaCegarLoop]: 155 mSDtfsCounter, 72 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 71 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 423 SdHoareTripleChecker+Invalid, 434 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 338 IncrementalHoareTripleChecker+Unchecked, 25.7s IncrementalHoareTripleChecker+Time [2023-12-02 18:23:19,464 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 423 Invalid, 434 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 15 Invalid, 10 Unknown, 338 Unchecked, 25.7s Time] [2023-12-02 18:23:19,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2023-12-02 18:23:19,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 238. [2023-12-02 18:23:19,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 129 states have (on average 1.2945736434108528) internal successors, (167), 129 states have internal predecessors, (167), 105 states have call successors, (105), 3 states have call predecessors, (105), 3 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2023-12-02 18:23:19,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 377 transitions. [2023-12-02 18:23:19,494 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 377 transitions. Word has length 212 [2023-12-02 18:23:19,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 18:23:19,495 INFO L495 AbstractCegarLoop]: Abstraction has 238 states and 377 transitions. [2023-12-02 18:23:19,496 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-12-02 18:23:19,496 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 377 transitions. [2023-12-02 18:23:19,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-12-02 18:23:19,498 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:23:19,498 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 18:23:19,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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 (6)] Ended with exit code 0 [2023-12-02 18:23:19,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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 18:23:19,699 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:23:19,699 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:23:19,700 INFO L85 PathProgramCache]: Analyzing trace with hash -1269162971, now seen corresponding path program 1 times [2023-12-02 18:23:19,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:23:19,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1093146121] [2023-12-02 18:23:19,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:23:19,700 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 18:23:19,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:23:19,701 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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 18:23:19,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/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 (7)] Waiting until timeout for monitored process [2023-12-02 18:23:20,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:23:20,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 18:23:20,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:23:24,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 882 proven. 78 refuted. 0 times theorem prover too weak. 1420 trivial. 0 not checked. [2023-12-02 18:23:24,762 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 18:23:25,114 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 18:23:25,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1093146121] [2023-12-02 18:23:25,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1093146121] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 18:23:25,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1301955467] [2023-12-02 18:23:25,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:23:25,115 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 18:23:25,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 18:23:25,116 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 18:23:25,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c998c1ab-4f8e-444e-a546-9dbc137de8b9/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process