./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.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_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/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_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/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_609b6792-943f-46c8-9765-877da5f9647a/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 6cd55ba0a3785daa47ae98a9af993c69654ee1c785cb48fb683866b88eb1032f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 08:23:01,169 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 08:23:01,232 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 08:23:01,237 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 08:23:01,238 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 08:23:01,262 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 08:23:01,262 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 08:23:01,263 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 08:23:01,263 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 08:23:01,264 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 08:23:01,264 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 08:23:01,265 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 08:23:01,265 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 08:23:01,266 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 08:23:01,266 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 08:23:01,267 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 08:23:01,267 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 08:23:01,268 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 08:23:01,268 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 08:23:01,269 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 08:23:01,269 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 08:23:01,270 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 08:23:01,271 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 08:23:01,271 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 08:23:01,271 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 08:23:01,272 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 08:23:01,279 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 08:23:01,280 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 08:23:01,280 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 08:23:01,281 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 08:23:01,281 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 08:23:01,281 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 08:23:01,282 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 08:23:01,282 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 08:23:01,282 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 08:23:01,282 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 08:23:01,283 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 08:23:01,283 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:23:01,283 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 08:23:01,283 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 08:23:01,284 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 08:23:01,284 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 08:23:01,284 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 08:23:01,284 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 08:23:01,285 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 08:23:01,285 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 08:23:01,285 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 08:23:01,285 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_609b6792-943f-46c8-9765-877da5f9647a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cd55ba0a3785daa47ae98a9af993c69654ee1c785cb48fb683866b88eb1032f [2023-12-02 08:23:01,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 08:23:01,524 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 08:23:01,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 08:23:01,527 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 08:23:01,528 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 08:23:01,529 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i [2023-12-02 08:23:04,307 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 08:23:04,480 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 08:23:04,481 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i [2023-12-02 08:23:04,491 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/data/dc846a56d/fd493d01df8d4ab29ba5d8dfdf094393/FLAGef993b97c [2023-12-02 08:23:04,504 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/data/dc846a56d/fd493d01df8d4ab29ba5d8dfdf094393 [2023-12-02 08:23:04,508 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 08:23:04,510 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 08:23:04,511 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 08:23:04,511 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 08:23:04,516 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 08:23:04,517 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:23:04" (1/1) ... [2023-12-02 08:23:04,518 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c19dd73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:04, skipping insertion in model container [2023-12-02 08:23:04,518 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:23:04" (1/1) ... [2023-12-02 08:23:04,551 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 08:23:04,690 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_609b6792-943f-46c8-9765-877da5f9647a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i[919,932] [2023-12-02 08:23:04,754 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:23:04,766 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 08:23:04,777 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_609b6792-943f-46c8-9765-877da5f9647a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i[919,932] [2023-12-02 08:23:04,813 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:23:04,829 INFO L206 MainTranslator]: Completed translation [2023-12-02 08:23:04,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:04 WrapperNode [2023-12-02 08:23:04,830 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 08:23:04,831 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 08:23:04,831 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 08:23:04,831 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 08:23:04,838 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:04" (1/1) ... [2023-12-02 08:23:04,850 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:04" (1/1) ... [2023-12-02 08:23:04,886 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 248 [2023-12-02 08:23:04,886 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 08:23:04,887 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 08:23:04,887 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 08:23:04,887 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 08:23:04,897 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:04" (1/1) ... [2023-12-02 08:23:04,897 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:04" (1/1) ... [2023-12-02 08:23:04,901 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:04" (1/1) ... [2023-12-02 08:23:04,901 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:04" (1/1) ... [2023-12-02 08:23:04,913 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:04" (1/1) ... [2023-12-02 08:23:04,917 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:04" (1/1) ... [2023-12-02 08:23:04,919 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:04" (1/1) ... [2023-12-02 08:23:04,922 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:04" (1/1) ... [2023-12-02 08:23:04,926 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 08:23:04,927 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 08:23:04,928 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 08:23:04,928 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 08:23:04,929 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:04" (1/1) ... [2023-12-02 08:23:04,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:23:04,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:23:04,961 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 08:23:04,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 08:23:04,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 08:23:04,996 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 08:23:04,996 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 08:23:04,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 08:23:04,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 08:23:04,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 08:23:05,086 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 08:23:05,088 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 08:23:05,460 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 08:23:05,823 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 08:23:05,823 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 08:23:05,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:23:05 BoogieIcfgContainer [2023-12-02 08:23:05,825 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 08:23:05,827 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 08:23:05,828 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 08:23:05,830 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 08:23:05,830 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:23:04" (1/3) ... [2023-12-02 08:23:05,831 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@141dbba3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:23:05, skipping insertion in model container [2023-12-02 08:23:05,831 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:04" (2/3) ... [2023-12-02 08:23:05,832 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@141dbba3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:23:05, skipping insertion in model container [2023-12-02 08:23:05,832 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:23:05" (3/3) ... [2023-12-02 08:23:05,833 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i [2023-12-02 08:23:05,848 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 08:23:05,848 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 08:23:05,889 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 08:23:05,894 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;@19cf927a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 08:23:05,895 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 08:23:05,898 INFO L276 IsEmpty]: Start isEmpty. Operand has 48 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-12-02 08:23:05,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 08:23:05,907 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:23:05,908 INFO L195 NwaCegarLoop]: trace histogram [24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:23:05,909 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:23:05,913 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:23:05,913 INFO L85 PathProgramCache]: Analyzing trace with hash -2026033538, now seen corresponding path program 1 times [2023-12-02 08:23:05,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:23:05,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256471635] [2023-12-02 08:23:05,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:23:05,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:23:06,072 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 08:23:06,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1560935137] [2023-12-02 08:23:06,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:23:06,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:23:06,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:23:06,088 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:23:06,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 08:23:06,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 08:23:06,865 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 08:23:07,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 08:23:07,116 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 08:23:07,118 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 08:23:07,119 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 08:23:07,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 08:23:07,321 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 08:23:07,324 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 08:23:07,327 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 08:23:07,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:23:07 BoogieIcfgContainer [2023-12-02 08:23:07,416 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 08:23:07,417 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 08:23:07,417 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 08:23:07,417 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 08:23:07,417 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:23:05" (3/4) ... [2023-12-02 08:23:07,419 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 08:23:07,421 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 08:23:07,422 INFO L158 Benchmark]: Toolchain (without parser) took 2912.06ms. Allocated memory was 159.4MB in the beginning and 201.3MB in the end (delta: 41.9MB). Free memory was 119.5MB in the beginning and 156.8MB in the end (delta: -37.3MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2023-12-02 08:23:07,422 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 159.4MB. Free memory is still 127.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 08:23:07,423 INFO L158 Benchmark]: CACSL2BoogieTranslator took 319.13ms. Allocated memory is still 159.4MB. Free memory was 119.5MB in the beginning and 104.2MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 08:23:07,424 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.51ms. Allocated memory is still 159.4MB. Free memory was 104.2MB in the beginning and 100.7MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 08:23:07,424 INFO L158 Benchmark]: Boogie Preprocessor took 39.87ms. Allocated memory is still 159.4MB. Free memory was 100.7MB in the beginning and 98.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 08:23:07,425 INFO L158 Benchmark]: RCFGBuilder took 897.51ms. Allocated memory was 159.4MB in the beginning and 201.3MB in the end (delta: 41.9MB). Free memory was 98.6MB in the beginning and 132.4MB in the end (delta: -33.8MB). Peak memory consumption was 52.0MB. Max. memory is 16.1GB. [2023-12-02 08:23:07,426 INFO L158 Benchmark]: TraceAbstraction took 1588.64ms. Allocated memory is still 201.3MB. Free memory was 131.3MB in the beginning and 157.8MB in the end (delta: -26.5MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-12-02 08:23:07,427 INFO L158 Benchmark]: Witness Printer took 4.31ms. Allocated memory is still 201.3MB. Free memory was 157.8MB in the beginning and 156.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 08:23:07,430 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 159.4MB. Free memory is still 127.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 319.13ms. Allocated memory is still 159.4MB. Free memory was 119.5MB in the beginning and 104.2MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.51ms. Allocated memory is still 159.4MB. Free memory was 104.2MB in the beginning and 100.7MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.87ms. Allocated memory is still 159.4MB. Free memory was 100.7MB in the beginning and 98.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 897.51ms. Allocated memory was 159.4MB in the beginning and 201.3MB in the end (delta: 41.9MB). Free memory was 98.6MB in the beginning and 132.4MB in the end (delta: -33.8MB). Peak memory consumption was 52.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1588.64ms. Allocated memory is still 201.3MB. Free memory was 131.3MB in the beginning and 157.8MB in the end (delta: -26.5MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Witness Printer took 4.31ms. Allocated memory is still 201.3MB. Free memory was 157.8MB in the beginning and 156.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 someBinaryArithmeticDOUBLEoperation at line 106, overapproximation of someBinaryFLOATComparisonOperation at line 69, overapproximation of bitwiseOr at line 59, overapproximation of someUnaryDOUBLEoperation at line 60, overapproximation of bitwiseAnd at line 68, overapproximation of someBinaryDOUBLEComparisonOperation at line 60, overapproximation of someUnaryFLOAToperation at line 79, overapproximation of someBinaryArithmeticFLOAToperation at line 126. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 63.6; [L23] float var_1_4 = 128.75; [L24] float var_1_5 = 25.125; [L25] float var_1_6 = 1000000.75; [L26] unsigned char var_1_7 = 1; [L27] unsigned char var_1_11 = 0; [L28] unsigned char var_1_12 = 0; [L29] unsigned char var_1_13 = 0; [L30] unsigned char var_1_14 = 0; [L31] float var_1_15 = 25.75; [L32] double var_1_16 = 0.4; [L33] double var_1_17 = 0.0; [L34] double var_1_18 = 0.0; [L35] double var_1_19 = 1000000000000.5; [L36] double var_1_20 = 24.8; [L37] signed char var_1_21 = 1; [L38] double var_1_22 = 200.8; [L39] unsigned short int var_1_23 = 40076; [L40] unsigned short int var_1_24 = 8; [L41] unsigned long int var_1_25 = 2; [L42] unsigned char var_1_26 = 0; [L43] signed short int var_1_28 = 64; [L44] float var_1_33 = 10.775; [L45] unsigned long int var_1_41 = 256; [L46] unsigned long int var_1_45 = 64; [L47] double var_1_46 = 31.1; [L48] signed char var_1_47 = 50; [L49] signed char var_1_48 = 16; [L50] double last_1_var_1_22 = 200.8; [L181] isInitial = 1 [L182] FCALL initially() [L183] COND TRUE 1 [L184] CALL updateLastVariables() [L174] last_1_var_1_22 = var_1_22 [L184] RET updateLastVariables() [L185] CALL updateVariables() [L133] var_1_4 = __VERIFIER_nondet_float() [L134] CALL assume_abort_if_not((var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=201/8, var_1_6=4000003/4, var_1_7=1] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not((var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=201/8, var_1_6=4000003/4, var_1_7=1] [L135] var_1_5 = __VERIFIER_nondet_float() [L136] CALL assume_abort_if_not((var_1_5 >= -230584.3009213691390e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 2305843.009213691390e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_6=4000003/4, var_1_7=1] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not((var_1_5 >= -230584.3009213691390e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 2305843.009213691390e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_6=4000003/4, var_1_7=1] [L137] var_1_6 = __VERIFIER_nondet_float() [L138] CALL assume_abort_if_not((var_1_6 >= -230584.3009213691390e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 2305843.009213691390e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not((var_1_6 >= -230584.3009213691390e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 2305843.009213691390e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L139] var_1_11 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L141] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L142] var_1_12 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_12 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_12 >= 1) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L144] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L145] var_1_13 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L147] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L148] var_1_14 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L150] CALL assume_abort_if_not(var_1_14 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_14 <= 0) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L151] var_1_17 = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not((var_1_17 >= 4611686.018427382800e+12F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_17 >= 4611686.018427382800e+12F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L153] var_1_18 = __VERIFIER_nondet_double() [L154] CALL assume_abort_if_not((var_1_18 >= 4611686.018427382800e+12F && 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_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_18 >= 4611686.018427382800e+12F && 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_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L155] var_1_19 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L157] var_1_20 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_1=318/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_1=318/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L159] var_1_23 = __VERIFIER_nondet_ushort() [L160] CALL assume_abort_if_not(var_1_23 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_1=318/5, var_1_21=1, var_1_22=1004/5, var_1_23=65535, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_23 >= 32767) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_1=318/5, var_1_21=1, var_1_22=1004/5, var_1_23=65535, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L161] CALL assume_abort_if_not(var_1_23 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_1=318/5, var_1_21=1, var_1_22=1004/5, var_1_23=65535, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_23 <= 65535) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_1=318/5, var_1_21=1, var_1_22=1004/5, var_1_23=65535, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L162] var_1_24 = __VERIFIER_nondet_ushort() [L163] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_1=318/5, var_1_21=1, var_1_22=1004/5, var_1_23=65535, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_1=318/5, var_1_21=1, var_1_22=1004/5, var_1_23=65535, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L164] CALL assume_abort_if_not(var_1_24 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_1=318/5, var_1_21=1, var_1_22=1004/5, var_1_23=65535, var_1_24=3, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_24 <= 32767) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_1=318/5, var_1_21=1, var_1_22=1004/5, var_1_23=65535, var_1_24=3, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L165] var_1_28 = __VERIFIER_nondet_short() [L166] CALL assume_abort_if_not(var_1_28 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_1=318/5, var_1_21=1, var_1_22=1004/5, var_1_23=65535, var_1_24=3, var_1_25=2, var_1_26=0, var_1_28=-2, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_28 >= -32768) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_1=318/5, var_1_21=1, var_1_22=1004/5, var_1_23=65535, var_1_24=3, var_1_25=2, var_1_26=0, var_1_28=-2, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L167] CALL assume_abort_if_not(var_1_28 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_1=318/5, var_1_21=1, var_1_22=1004/5, var_1_23=65535, var_1_24=3, var_1_25=2, var_1_26=0, var_1_28=-2, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_28 <= 32767) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_1=318/5, var_1_21=1, var_1_22=1004/5, var_1_23=65535, var_1_24=3, var_1_25=2, var_1_26=0, var_1_28=-2, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L168] CALL assume_abort_if_not(var_1_28 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_1=318/5, var_1_21=1, var_1_22=1004/5, var_1_23=65535, var_1_24=3, var_1_25=2, var_1_26=0, var_1_28=-2, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_28 != 0) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_1=318/5, var_1_21=1, var_1_22=1004/5, var_1_23=65535, var_1_24=3, var_1_25=2, var_1_26=0, var_1_28=-2, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_7=1] [L169] var_1_48 = __VERIFIER_nondet_char() [L170] CALL assume_abort_if_not(var_1_48 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_1=318/5, var_1_21=1, var_1_22=1004/5, var_1_23=65535, var_1_24=3, var_1_25=2, var_1_26=0, var_1_28=-2, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_7=1] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_48 >= -127) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_1=318/5, var_1_21=1, var_1_22=1004/5, var_1_23=65535, var_1_24=3, var_1_25=2, var_1_26=0, var_1_28=-2, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_7=1] [L171] CALL assume_abort_if_not(var_1_48 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_1=318/5, var_1_21=1, var_1_22=1004/5, var_1_23=65535, var_1_24=3, var_1_25=2, var_1_26=0, var_1_28=-2, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_7=1] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_48 <= 126) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_1=318/5, var_1_21=1, var_1_22=1004/5, var_1_23=65535, var_1_24=3, var_1_25=2, var_1_26=0, var_1_28=-2, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_7=1] [L185] RET updateVariables() [L186] CALL step() [L54] COND FALSE !((var_1_25 % var_1_28) >= var_1_24) [L57] var_1_26 = (var_1_14 && (var_1_13 && var_1_14)) [L59] EXPR var_1_25 ^ (var_1_28 + var_1_25) [L59] COND TRUE (var_1_25 ^ (var_1_28 + var_1_25)) <= (((((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23))) < 0 ) ? -((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23))) : ((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23))))) [L60] var_1_33 = (((((((((((var_1_18) < (var_1_4)) ? (var_1_18) : (var_1_4)))) < (var_1_5)) ? (((((var_1_18) < (var_1_4)) ? (var_1_18) : (var_1_4)))) : (var_1_5))) < 0 ) ? -((((((((var_1_18) < (var_1_4)) ? (var_1_18) : (var_1_4)))) < (var_1_5)) ? (((((var_1_18) < (var_1_4)) ? (var_1_18) : (var_1_4)))) : (var_1_5))) : ((((((((var_1_18) < (var_1_4)) ? (var_1_18) : (var_1_4)))) < (var_1_5)) ? (((((var_1_18) < (var_1_4)) ? (var_1_18) : (var_1_4)))) : (var_1_5))))) [L68] EXPR var_1_23 & var_1_24 [L68] COND FALSE !((var_1_23 & var_1_24) <= var_1_25) [L77] var_1_45 = var_1_23 [L78] COND FALSE !(var_1_25 != var_1_25) [L81] var_1_46 = ((((4.6) > (((((var_1_6) > (var_1_20)) ? (var_1_6) : (var_1_20))))) ? (4.6) : (((((var_1_6) > (var_1_20)) ? (var_1_6) : (var_1_20)))))) [L83] COND FALSE !(\read(var_1_14)) [L92] COND TRUE ! (var_1_4 < 16.8f) [L93] var_1_15 = var_1_6 [L95] var_1_25 = var_1_23 [L96] EXPR 4 | var_1_25 [L96] EXPR (((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25)) [L96] EXPR 4 | var_1_25 [L96] EXPR (((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25)) [L96] COND TRUE (((((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25)))) >= var_1_25 [L97] var_1_7 = ((var_1_11 && var_1_12) && var_1_13) [L105] COND FALSE !(var_1_25 > var_1_25) [L108] COND FALSE !(var_1_18 > (var_1_20 + (var_1_19 * var_1_17))) [L111] var_1_16 = var_1_20 [L114] unsigned long int stepLocal_1 = var_1_25; [L115] COND TRUE var_1_18 < (last_1_var_1_22 * var_1_4) [L116] COND TRUE (var_1_23 - var_1_24) < stepLocal_1 [L117] var_1_22 = var_1_5 [L124] unsigned char stepLocal_0 = -1 <= var_1_25; [L125] COND TRUE stepLocal_0 || var_1_7 [L126] var_1_1 = (var_1_4 + (var_1_5 + var_1_6)) [L128] COND TRUE (- (var_1_17 + var_1_1)) >= var_1_16 [L129] var_1_21 = ((((-50) < 0 ) ? -(-50) : (-50))) [L186] RET step() [L187] CALL, EXPR property() [L177] EXPR (((-1 <= var_1_25) || var_1_7) ? (var_1_1 == ((float) (var_1_4 + (var_1_5 + var_1_6)))) : 1) && (((((((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25)))) >= var_1_25) ? (var_1_7 == ((unsigned char) ((var_1_11 && var_1_12) && var_1_13))) : ((var_1_6 == var_1_15) ? (var_1_7 == ((unsigned char) var_1_14)) : (var_1_7 == ((unsigned char) var_1_13)))) [L177-L178] return ((((((((-1 <= var_1_25) || var_1_7) ? (var_1_1 == ((float) (var_1_4 + (var_1_5 + var_1_6)))) : 1) && (((((((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25)))) >= var_1_25) ? (var_1_7 == ((unsigned char) ((var_1_11 && var_1_12) && var_1_13))) : ((var_1_6 == var_1_15) ? (var_1_7 == ((unsigned char) var_1_14)) : (var_1_7 == ((unsigned char) var_1_13))))) && ((! (var_1_4 < 16.8f)) ? (var_1_15 == ((float) var_1_6)) : 1)) && ((var_1_25 > var_1_25) ? (var_1_16 == ((double) ((((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) - var_1_19) - var_1_20))) : ((var_1_18 > (var_1_20 + (var_1_19 * var_1_17))) ? (var_1_16 == ((double) var_1_6)) : (var_1_16 == ((double) var_1_20))))) && (((- (var_1_17 + var_1_1)) >= var_1_16) ? (var_1_21 == ((signed char) ((((-50) < 0 ) ? -(-50) : (-50))))) : 1)) && ((var_1_18 < (last_1_var_1_22 * var_1_4)) ? (((var_1_23 - var_1_24) < var_1_25) ? (var_1_22 == ((double) var_1_5)) : (var_1_22 == ((double) var_1_17))) : (var_1_22 == ((double) var_1_20)))) && (var_1_25 == ((unsigned long int) var_1_23)) ; [L187] RET, EXPR property() [L187] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=4, var_1_16=3, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=3, var_1_21=50, var_1_22=3, var_1_23=65535, var_1_24=3, var_1_25=65535, var_1_26=0, var_1_28=-2, var_1_33=2, var_1_41=256, var_1_45=65535, var_1_46=23/5, var_1_47=50, var_1_48=-127, var_1_4=0, var_1_5=3, var_1_6=4, var_1_7=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=4, var_1_16=3, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=3, var_1_21=50, var_1_22=3, var_1_23=65535, var_1_24=3, var_1_25=65535, var_1_26=0, var_1_28=-2, var_1_33=2, var_1_41=256, var_1_45=65535, var_1_46=23/5, var_1_47=50, var_1_48=-127, var_1_4=0, var_1_5=3, var_1_6=4, var_1_7=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 48 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 24, 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=48occurred 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, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 91 NumberOfCodeBlocks, 91 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 08:23:07,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/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_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/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_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/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_609b6792-943f-46c8-9765-877da5f9647a/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 6cd55ba0a3785daa47ae98a9af993c69654ee1c785cb48fb683866b88eb1032f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 08:23:09,337 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 08:23:09,411 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 08:23:09,417 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 08:23:09,418 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 08:23:09,445 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 08:23:09,446 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 08:23:09,446 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 08:23:09,447 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 08:23:09,448 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 08:23:09,448 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 08:23:09,449 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 08:23:09,449 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 08:23:09,450 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 08:23:09,450 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 08:23:09,451 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 08:23:09,452 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 08:23:09,452 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 08:23:09,453 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 08:23:09,453 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 08:23:09,454 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 08:23:09,455 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 08:23:09,455 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 08:23:09,455 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 08:23:09,456 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 08:23:09,456 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 08:23:09,457 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 08:23:09,457 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 08:23:09,457 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 08:23:09,458 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 08:23:09,458 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 08:23:09,459 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 08:23:09,459 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 08:23:09,459 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 08:23:09,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:23:09,460 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 08:23:09,460 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 08:23:09,460 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 08:23:09,460 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 08:23:09,461 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 08:23:09,461 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 08:23:09,461 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 08:23:09,461 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 08:23:09,461 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 08:23:09,462 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_609b6792-943f-46c8-9765-877da5f9647a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cd55ba0a3785daa47ae98a9af993c69654ee1c785cb48fb683866b88eb1032f [2023-12-02 08:23:09,750 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 08:23:09,769 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 08:23:09,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 08:23:09,772 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 08:23:09,773 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 08:23:09,774 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i [2023-12-02 08:23:12,478 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 08:23:12,693 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 08:23:12,694 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i [2023-12-02 08:23:12,705 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/data/5ffbc6520/452e6cdd6b1d4c849c8d986936d269e6/FLAGb26a4c24e [2023-12-02 08:23:12,719 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/data/5ffbc6520/452e6cdd6b1d4c849c8d986936d269e6 [2023-12-02 08:23:12,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 08:23:12,723 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 08:23:12,725 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 08:23:12,725 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 08:23:12,730 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 08:23:12,731 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:23:12" (1/1) ... [2023-12-02 08:23:12,732 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76a58da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:12, skipping insertion in model container [2023-12-02 08:23:12,732 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:23:12" (1/1) ... [2023-12-02 08:23:12,768 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 08:23:12,918 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_609b6792-943f-46c8-9765-877da5f9647a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i[919,932] [2023-12-02 08:23:12,980 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:23:12,996 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 08:23:13,009 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_609b6792-943f-46c8-9765-877da5f9647a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i[919,932] [2023-12-02 08:23:13,042 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:23:13,060 INFO L206 MainTranslator]: Completed translation [2023-12-02 08:23:13,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:13 WrapperNode [2023-12-02 08:23:13,061 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 08:23:13,062 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 08:23:13,062 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 08:23:13,062 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 08:23:13,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:13" (1/1) ... [2023-12-02 08:23:13,085 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:13" (1/1) ... [2023-12-02 08:23:13,114 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 179 [2023-12-02 08:23:13,114 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 08:23:13,115 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 08:23:13,115 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 08:23:13,115 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 08:23:13,125 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:13" (1/1) ... [2023-12-02 08:23:13,125 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:13" (1/1) ... [2023-12-02 08:23:13,131 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:13" (1/1) ... [2023-12-02 08:23:13,131 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:13" (1/1) ... [2023-12-02 08:23:13,159 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:13" (1/1) ... [2023-12-02 08:23:13,163 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:13" (1/1) ... [2023-12-02 08:23:13,167 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:13" (1/1) ... [2023-12-02 08:23:13,169 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:13" (1/1) ... [2023-12-02 08:23:13,174 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 08:23:13,175 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 08:23:13,176 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 08:23:13,176 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 08:23:13,177 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:13" (1/1) ... [2023-12-02 08:23:13,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:23:13,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:23:13,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 08:23:13,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 08:23:13,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 08:23:13,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 08:23:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 08:23:13,277 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 08:23:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 08:23:13,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 08:23:13,369 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 08:23:13,371 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 08:23:31,236 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 08:23:31,283 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 08:23:31,283 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 08:23:31,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:23:31 BoogieIcfgContainer [2023-12-02 08:23:31,284 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 08:23:31,286 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 08:23:31,287 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 08:23:31,290 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 08:23:31,290 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:23:12" (1/3) ... [2023-12-02 08:23:31,290 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25450f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:23:31, skipping insertion in model container [2023-12-02 08:23:31,291 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:13" (2/3) ... [2023-12-02 08:23:31,291 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25450f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:23:31, skipping insertion in model container [2023-12-02 08:23:31,291 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:23:31" (3/3) ... [2023-12-02 08:23:31,292 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i [2023-12-02 08:23:31,310 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 08:23:31,310 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 08:23:31,357 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 08:23:31,363 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;@719e6949, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 08:23:31,363 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 08:23:31,366 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 49 states have (on average 1.510204081632653) internal successors, (74), 50 states have internal predecessors, (74), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-12-02 08:23:31,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-02 08:23:31,382 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:23:31,382 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:23:31,383 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:23:31,388 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:23:31,389 INFO L85 PathProgramCache]: Analyzing trace with hash 1747477233, now seen corresponding path program 1 times [2023-12-02 08:23:31,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:23:31,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [927027541] [2023-12-02 08:23:31,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:23:31,402 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 08:23:31,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:23:31,405 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/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 08:23:31,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/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 08:23:32,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:23:32,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 08:23:32,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:23:32,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 550 proven. 0 refuted. 0 times theorem prover too weak. 554 trivial. 0 not checked. [2023-12-02 08:23:32,225 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:23:32,225 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:23:32,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [927027541] [2023-12-02 08:23:32,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [927027541] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:23:32,227 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:23:32,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 08:23:32,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487516904] [2023-12-02 08:23:32,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:23:32,234 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 08:23:32,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:23:32,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 08:23:32,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 08:23:32,264 INFO L87 Difference]: Start difference. First operand has 76 states, 49 states have (on average 1.510204081632653) internal successors, (74), 50 states have internal predecessors, (74), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-12-02 08:23:34,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:34,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:23:34,672 INFO L93 Difference]: Finished difference Result 149 states and 266 transitions. [2023-12-02 08:23:34,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 08:23:34,767 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 155 [2023-12-02 08:23:34,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:23:34,773 INFO L225 Difference]: With dead ends: 149 [2023-12-02 08:23:34,773 INFO L226 Difference]: Without dead ends: 74 [2023-12-02 08:23:34,776 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 154 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 08:23:34,779 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-12-02 08:23:34,780 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 112 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2023-12-02 08:23:34,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2023-12-02 08:23:34,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2023-12-02 08:23:34,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 48 states have (on average 1.3958333333333333) internal successors, (67), 48 states have internal predecessors, (67), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-12-02 08:23:34,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 115 transitions. [2023-12-02 08:23:34,826 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 115 transitions. Word has length 155 [2023-12-02 08:23:34,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:23:34,827 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 115 transitions. [2023-12-02 08:23:34,827 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-12-02 08:23:34,827 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 115 transitions. [2023-12-02 08:23:34,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-02 08:23:34,831 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:23:34,831 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:23:34,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/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 08:23:35,032 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/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 08:23:35,032 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:23:35,033 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:23:35,033 INFO L85 PathProgramCache]: Analyzing trace with hash 915920186, now seen corresponding path program 1 times [2023-12-02 08:23:35,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:23:35,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1088907815] [2023-12-02 08:23:35,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:23:35,034 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 08:23:35,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:23:35,035 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/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 08:23:35,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b6792-943f-46c8-9765-877da5f9647a/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 08:23:35,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:23:35,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-02 08:23:35,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:24:33,026 WARN L854 $PredicateComparison]: unable to prove that (and (bvsge ((_ zero_extend 24) c_~var_1_12~0) (_ bv1 32)) (fp.gt c_~var_1_18~0 (fp.add c_currentRoundingMode c_~var_1_20~0 (fp.mul c_currentRoundingMode c_~var_1_19~0 c_~var_1_17~0))) (bvsge ((_ zero_extend 24) c_~var_1_11~0) (_ bv1 32)) (= c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_6~0)) (= ((_ zero_extend 16) c_~var_1_23~0) c_~var_1_25~0) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (= (_ bv1 8) c_~var_1_7~0) (= c_~var_1_15~0 c_~var_1_6~0) (bvsge ((_ zero_extend 24) c_~var_1_13~0) (_ bv1 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) is different from false [2023-12-02 08:24:35,070 WARN L876 $PredicateComparison]: unable to prove that (and (bvsge ((_ zero_extend 24) c_~var_1_12~0) (_ bv1 32)) (fp.gt c_~var_1_18~0 (fp.add c_currentRoundingMode c_~var_1_20~0 (fp.mul c_currentRoundingMode c_~var_1_19~0 c_~var_1_17~0))) (bvsge ((_ zero_extend 24) c_~var_1_11~0) (_ bv1 32)) (= c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_6~0)) (= ((_ zero_extend 16) c_~var_1_23~0) c_~var_1_25~0) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (= (_ bv1 8) c_~var_1_7~0) (= c_~var_1_15~0 c_~var_1_6~0) (bvsge ((_ zero_extend 24) c_~var_1_13~0) (_ bv1 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) is different from true [2023-12-02 08:26:20,141 WARN L854 $PredicateComparison]: unable to prove that (and (bvsge ((_ zero_extend 24) c_~var_1_12~0) (_ bv1 32)) (fp.gt c_~var_1_18~0 (fp.add c_currentRoundingMode c_~var_1_20~0 (fp.mul c_currentRoundingMode c_~var_1_19~0 c_~var_1_17~0))) (bvsge ((_ zero_extend 24) c_~var_1_11~0) (_ bv1 32)) (= c_~var_1_20~0 c_~var_1_22~0) (= c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_6~0)) (= ((_ zero_extend 16) c_~var_1_23~0) c_~var_1_25~0) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (= (_ bv1 8) c_~var_1_7~0) (not (fp.lt c_~var_1_18~0 (fp.mul c_currentRoundingMode c_~last_1_var_1_22~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)))) (= c_~var_1_15~0 c_~var_1_6~0) (bvsge ((_ zero_extend 24) c_~var_1_13~0) (_ bv1 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) is different from false [2023-12-02 08:26:22,233 WARN L876 $PredicateComparison]: unable to prove that (and (bvsge ((_ zero_extend 24) c_~var_1_12~0) (_ bv1 32)) (fp.gt c_~var_1_18~0 (fp.add c_currentRoundingMode c_~var_1_20~0 (fp.mul c_currentRoundingMode c_~var_1_19~0 c_~var_1_17~0))) (bvsge ((_ zero_extend 24) c_~var_1_11~0) (_ bv1 32)) (= c_~var_1_20~0 c_~var_1_22~0) (= c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_6~0)) (= ((_ zero_extend 16) c_~var_1_23~0) c_~var_1_25~0) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (= (_ bv1 8) c_~var_1_7~0) (not (fp.lt c_~var_1_18~0 (fp.mul c_currentRoundingMode c_~last_1_var_1_22~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)))) (= c_~var_1_15~0 c_~var_1_6~0) (bvsge ((_ zero_extend 24) c_~var_1_13~0) (_ bv1 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) is different from true [2023-12-02 08:28:22,693 WARN L854 $PredicateComparison]: unable to prove that (and (bvsge ((_ zero_extend 24) c_~var_1_12~0) (_ bv1 32)) (fp.gt c_~var_1_18~0 (fp.add c_currentRoundingMode c_~var_1_20~0 (fp.mul c_currentRoundingMode c_~var_1_19~0 c_~var_1_17~0))) (bvsge ((_ zero_extend 24) c_~var_1_11~0) (_ bv1 32)) (= c_~var_1_20~0 c_~var_1_22~0) (= c_~var_1_1~0 (fp.add c_currentRoundingMode c_~var_1_4~0 (fp.add c_currentRoundingMode c_~var_1_5~0 c_~var_1_6~0))) (= c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_6~0)) (= ((_ zero_extend 16) c_~var_1_23~0) c_~var_1_25~0) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (= (_ bv1 8) c_~var_1_7~0) (not (fp.lt c_~var_1_18~0 (fp.mul c_currentRoundingMode c_~last_1_var_1_22~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)))) (= c_~var_1_15~0 c_~var_1_6~0) (bvsge ((_ zero_extend 24) c_~var_1_13~0) (_ bv1 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) is different from false [2023-12-02 08:28:24,794 WARN L876 $PredicateComparison]: unable to prove that (and (bvsge ((_ zero_extend 24) c_~var_1_12~0) (_ bv1 32)) (fp.gt c_~var_1_18~0 (fp.add c_currentRoundingMode c_~var_1_20~0 (fp.mul c_currentRoundingMode c_~var_1_19~0 c_~var_1_17~0))) (bvsge ((_ zero_extend 24) c_~var_1_11~0) (_ bv1 32)) (= c_~var_1_20~0 c_~var_1_22~0) (= c_~var_1_1~0 (fp.add c_currentRoundingMode c_~var_1_4~0 (fp.add c_currentRoundingMode c_~var_1_5~0 c_~var_1_6~0))) (= c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_6~0)) (= ((_ zero_extend 16) c_~var_1_23~0) c_~var_1_25~0) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (= (_ bv1 8) c_~var_1_7~0) (not (fp.lt c_~var_1_18~0 (fp.mul c_currentRoundingMode c_~last_1_var_1_22~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)))) (= c_~var_1_15~0 c_~var_1_6~0) (bvsge ((_ zero_extend 24) c_~var_1_13~0) (_ bv1 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) is different from true [2023-12-02 08:29:38,708 WARN L854 $PredicateComparison]: unable to prove that (and (bvsge ((_ zero_extend 24) c_~var_1_12~0) (_ bv1 32)) (fp.gt c_~var_1_18~0 (fp.add c_currentRoundingMode c_~var_1_20~0 (fp.mul c_currentRoundingMode c_~var_1_19~0 c_~var_1_17~0))) (bvsge ((_ zero_extend 24) c_~var_1_11~0) (_ bv1 32)) (= c_~var_1_20~0 c_~var_1_22~0) (= c_~var_1_1~0 (fp.add c_currentRoundingMode c_~var_1_4~0 (fp.add c_currentRoundingMode c_~var_1_5~0 c_~var_1_6~0))) (fp.geq (fp.neg (fp.add c_currentRoundingMode c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_1~0))) c_~var_1_16~0) (= c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_6~0)) (= ((_ zero_extend 16) c_~var_1_23~0) c_~var_1_25~0) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (= (_ bv1 8) c_~var_1_7~0) (not (fp.lt c_~var_1_18~0 (fp.mul c_currentRoundingMode c_~last_1_var_1_22~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)))) (= c_~var_1_21~0 (_ bv50 8)) (= c_~var_1_15~0 c_~var_1_6~0) (bvsge ((_ zero_extend 24) c_~var_1_13~0) (_ bv1 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) is different from false [2023-12-02 08:29:40,800 WARN L876 $PredicateComparison]: unable to prove that (and (bvsge ((_ zero_extend 24) c_~var_1_12~0) (_ bv1 32)) (fp.gt c_~var_1_18~0 (fp.add c_currentRoundingMode c_~var_1_20~0 (fp.mul c_currentRoundingMode c_~var_1_19~0 c_~var_1_17~0))) (bvsge ((_ zero_extend 24) c_~var_1_11~0) (_ bv1 32)) (= c_~var_1_20~0 c_~var_1_22~0) (= c_~var_1_1~0 (fp.add c_currentRoundingMode c_~var_1_4~0 (fp.add c_currentRoundingMode c_~var_1_5~0 c_~var_1_6~0))) (fp.geq (fp.neg (fp.add c_currentRoundingMode c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_1~0))) c_~var_1_16~0) (= c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_6~0)) (= ((_ zero_extend 16) c_~var_1_23~0) c_~var_1_25~0) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (= (_ bv1 8) c_~var_1_7~0) (not (fp.lt c_~var_1_18~0 (fp.mul c_currentRoundingMode c_~last_1_var_1_22~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)))) (= c_~var_1_21~0 (_ bv50 8)) (= c_~var_1_15~0 c_~var_1_6~0) (bvsge ((_ zero_extend 24) c_~var_1_13~0) (_ bv1 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) is different from true