./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-22.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire --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 9a34265927650bcd6012689252bd58239b37181cdd92269ada276bf6eb70bf90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:18:05,077 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:18:05,192 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:18:05,204 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:18:05,205 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:18:05,244 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:18:05,245 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:18:05,246 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:18:05,247 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:18:05,252 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:18:05,253 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:18:05,253 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:18:05,254 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:18:05,255 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:18:05,256 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:18:05,257 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:18:05,257 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:18:05,258 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:18:05,258 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:18:05,259 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:18:05,259 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:18:05,260 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:18:05,261 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:18:05,262 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:18:05,262 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:18:05,263 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:18:05,263 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:18:05,264 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:18:05,264 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:18:05,265 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:18:05,266 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:18:05,266 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:18:05,267 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:18:05,267 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:18:05,267 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:18:05,268 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:18:05,268 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:18:05,268 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:18:05,269 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:18:05,269 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:18:05,269 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:18:05,270 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:18:05,270 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:18:05,271 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:18:05,271 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:18:05,272 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:18:05,272 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:18:05,272 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_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a34265927650bcd6012689252bd58239b37181cdd92269ada276bf6eb70bf90 [2023-11-23 21:18:05,588 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:18:05,608 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:18:05,611 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:18:05,612 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:18:05,613 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:18:05,614 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-22.i [2023-11-23 21:18:08,615 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:18:08,920 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:18:08,920 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-22.i [2023-11-23 21:18:08,931 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/data/f005297a7/b63319bb2fc046bc8d004c580e8306d3/FLAG39211f858 [2023-11-23 21:18:08,945 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/data/f005297a7/b63319bb2fc046bc8d004c580e8306d3 [2023-11-23 21:18:08,948 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:18:08,950 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:18:08,952 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:18:08,952 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:18:08,958 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:18:08,959 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:18:08" (1/1) ... [2023-11-23 21:18:08,960 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19b41113 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:08, skipping insertion in model container [2023-11-23 21:18:08,960 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:18:08" (1/1) ... [2023-11-23 21:18:09,020 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:18:09,186 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_b738b33e-2b47-45e3-89db-3465d950970c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-22.i[917,930] [2023-11-23 21:18:09,266 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:18:09,279 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:18:09,293 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_b738b33e-2b47-45e3-89db-3465d950970c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-22.i[917,930] [2023-11-23 21:18:09,336 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:18:09,354 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:18:09,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:09 WrapperNode [2023-11-23 21:18:09,355 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:18:09,356 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:18:09,357 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:18:09,357 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:18:09,365 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:09" (1/1) ... [2023-11-23 21:18:09,378 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:09" (1/1) ... [2023-11-23 21:18:09,443 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 188 [2023-11-23 21:18:09,443 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:18:09,448 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:18:09,449 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:18:09,449 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:18:09,458 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:09" (1/1) ... [2023-11-23 21:18:09,459 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:09" (1/1) ... [2023-11-23 21:18:09,465 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:09" (1/1) ... [2023-11-23 21:18:09,466 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:09" (1/1) ... [2023-11-23 21:18:09,482 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:09" (1/1) ... [2023-11-23 21:18:09,486 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:09" (1/1) ... [2023-11-23 21:18:09,490 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:09" (1/1) ... [2023-11-23 21:18:09,493 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:09" (1/1) ... [2023-11-23 21:18:09,499 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:18:09,500 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:18:09,500 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:18:09,501 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:18:09,502 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:09" (1/1) ... [2023-11-23 21:18:09,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:18:09,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:18:09,539 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:18:09,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:18:09,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:18:09,629 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:18:09,629 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:18:09,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:18:09,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:18:09,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:18:09,754 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:18:09,757 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:18:10,320 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:18:10,583 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:18:10,583 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:18:10,585 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:18:10 BoogieIcfgContainer [2023-11-23 21:18:10,585 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:18:10,588 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:18:10,588 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:18:10,617 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:18:10,618 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:18:08" (1/3) ... [2023-11-23 21:18:10,619 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c9b76c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:18:10, skipping insertion in model container [2023-11-23 21:18:10,619 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:09" (2/3) ... [2023-11-23 21:18:10,634 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c9b76c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:18:10, skipping insertion in model container [2023-11-23 21:18:10,634 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:18:10" (3/3) ... [2023-11-23 21:18:10,635 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-22.i [2023-11-23 21:18:10,659 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:18:10,660 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:18:10,760 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:18:10,768 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;@30b1a89, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:18:10,769 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:18:10,773 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 21:18:10,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-23 21:18:10,790 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:18:10,791 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:18:10,792 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:18:10,799 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:18:10,800 INFO L85 PathProgramCache]: Analyzing trace with hash -707780021, now seen corresponding path program 1 times [2023-11-23 21:18:10,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:18:10,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015405299] [2023-11-23 21:18:10,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:18:10,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:18:11,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:18:11,498 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:18:11,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:18:11,915 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:18:11,917 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:18:11,919 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:18:11,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:18:11,931 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:18:11,938 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:18:12,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:18:12 BoogieIcfgContainer [2023-11-23 21:18:12,095 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:18:12,097 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:18:12,097 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:18:12,097 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:18:12,097 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:18:10" (3/4) ... [2023-11-23 21:18:12,102 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:18:12,103 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:18:12,104 INFO L158 Benchmark]: Toolchain (without parser) took 3153.93ms. Allocated memory was 134.2MB in the beginning and 205.5MB in the end (delta: 71.3MB). Free memory was 69.7MB in the beginning and 141.0MB in the end (delta: -71.3MB). Peak memory consumption was 2.3MB. Max. memory is 16.1GB. [2023-11-23 21:18:12,104 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 134.2MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:18:12,106 INFO L158 Benchmark]: CACSL2BoogieTranslator took 403.80ms. Allocated memory was 134.2MB in the beginning and 169.9MB in the end (delta: 35.7MB). Free memory was 69.4MB in the beginning and 130.5MB in the end (delta: -61.1MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2023-11-23 21:18:12,107 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.28ms. Allocated memory is still 169.9MB. Free memory was 130.5MB in the beginning and 125.6MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 21:18:12,112 INFO L158 Benchmark]: Boogie Preprocessor took 50.84ms. Allocated memory is still 169.9MB. Free memory was 125.6MB in the beginning and 123.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:18:12,113 INFO L158 Benchmark]: RCFGBuilder took 1085.08ms. Allocated memory is still 169.9MB. Free memory was 123.5MB in the beginning and 131.4MB in the end (delta: -7.9MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2023-11-23 21:18:12,115 INFO L158 Benchmark]: TraceAbstraction took 1506.76ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 130.3MB in the beginning and 142.1MB in the end (delta: -11.7MB). Peak memory consumption was 74.2MB. Max. memory is 16.1GB. [2023-11-23 21:18:12,115 INFO L158 Benchmark]: Witness Printer took 6.24ms. Allocated memory is still 205.5MB. Free memory was 142.1MB in the beginning and 141.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:18:12,124 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 134.2MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 403.80ms. Allocated memory was 134.2MB in the beginning and 169.9MB in the end (delta: 35.7MB). Free memory was 69.4MB in the beginning and 130.5MB in the end (delta: -61.1MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.28ms. Allocated memory is still 169.9MB. Free memory was 130.5MB in the beginning and 125.6MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.84ms. Allocated memory is still 169.9MB. Free memory was 125.6MB in the beginning and 123.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1085.08ms. Allocated memory is still 169.9MB. Free memory was 123.5MB in the beginning and 131.4MB in the end (delta: -7.9MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1506.76ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 130.3MB in the beginning and 142.1MB in the end (delta: -11.7MB). Peak memory consumption was 74.2MB. Max. memory is 16.1GB. * Witness Printer took 6.24ms. Allocated memory is still 205.5MB. Free memory was 142.1MB in the beginning and 141.0MB 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 someBinaryFLOATComparisonOperation at line 52, overapproximation of shiftLeft at line 57, overapproximation of someBinaryArithmeticDOUBLEoperation at line 72, overapproximation of someBinaryDOUBLEComparisonOperation at line 68. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 128; [L23] float var_1_2 = 0.625; [L24] float var_1_3 = 1000000000000.5; [L25] unsigned short int var_1_4 = 256; [L26] unsigned short int var_1_5 = 100; [L27] unsigned short int var_1_6 = 10000; [L28] unsigned short int var_1_7 = 10000; [L29] unsigned short int var_1_8 = 128; [L30] unsigned short int var_1_9 = 8; [L31] unsigned char var_1_10 = 100; [L32] unsigned char var_1_11 = 64; [L33] unsigned char var_1_12 = 16; [L34] unsigned short int var_1_13 = 256; [L35] unsigned char var_1_14 = 1; [L36] unsigned short int var_1_15 = 256; [L37] unsigned short int var_1_16 = 1; [L38] unsigned short int var_1_17 = 4; [L39] double var_1_18 = 64.2; [L40] unsigned short int var_1_19 = 53045; [L41] double var_1_20 = 1.75; [L42] double var_1_21 = 50.35; [L43] double var_1_22 = 5.5; [L44] double var_1_23 = 7.125; [L45] unsigned long int var_1_24 = 50; [L46] unsigned long int var_1_25 = 1907531378; [L47] unsigned long int var_1_26 = 8; [L48] unsigned char var_1_27 = 0; [L151] isInitial = 1 [L152] FCALL initially() [L153] COND TRUE 1 [L154] FCALL updateLastVariables() [L155] CALL updateVariables() [L91] var_1_2 = __VERIFIER_nondet_float() [L92] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_3=2000000000001/2, var_1_4=256, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_3=2000000000001/2, var_1_4=256, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L93] var_1_3 = __VERIFIER_nondet_float() [L94] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=256, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=256, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L95] var_1_4 = __VERIFIER_nondet_ushort() [L96] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L97] CALL assume_abort_if_not(var_1_4 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_4 <= 65534) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L98] var_1_5 = __VERIFIER_nondet_ushort() [L99] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L100] CALL assume_abort_if_not(var_1_5 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_5 <= 65534) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L101] var_1_6 = __VERIFIER_nondet_ushort() [L102] CALL assume_abort_if_not(var_1_6 >= 8191) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_6 >= 8191) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=10000, var_1_8=128, var_1_9=8] [L103] CALL assume_abort_if_not(var_1_6 <= 16384) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_6 <= 16384) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=10000, var_1_8=128, var_1_9=8] [L104] var_1_7 = __VERIFIER_nondet_ushort() [L105] CALL assume_abort_if_not(var_1_7 >= 8192) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_7 >= 8192) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=128, var_1_9=8] [L106] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=128, var_1_9=8] [L107] var_1_8 = __VERIFIER_nondet_ushort() [L108] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_9=8] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_9=8] [L109] CALL assume_abort_if_not(var_1_8 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=8] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_8 <= 16383) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=8] [L110] var_1_9 = __VERIFIER_nondet_ushort() [L111] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383] [L112] CALL assume_abort_if_not(var_1_9 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_9 <= 32767) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L113] var_1_11 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=100, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L115] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L116] var_1_12 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L118] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L119] var_1_14 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L121] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L122] var_1_15 = __VERIFIER_nondet_ushort() [L123] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L124] CALL assume_abort_if_not(var_1_15 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=16384, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_15 <= 65534) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=16384, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L125] var_1_16 = __VERIFIER_nondet_ushort() [L126] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=16384, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=16384, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L127] CALL assume_abort_if_not(var_1_16 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=16384, var_1_16=65534, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_16 <= 65534) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=16384, var_1_16=65534, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L128] var_1_18 = __VERIFIER_nondet_double() [L129] CALL assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=16384, var_1_16=65534, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=16384, var_1_16=65534, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L130] CALL assume_abort_if_not(var_1_18 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=16384, var_1_16=65534, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_18 != 0.0F) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=16384, var_1_16=65534, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L131] var_1_19 = __VERIFIER_nondet_ushort() [L132] CALL assume_abort_if_not(var_1_19 >= 49150) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=16384, var_1_16=65534, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_19 >= 49150) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=16384, var_1_16=65534, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L133] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=16384, var_1_16=65534, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=16384, var_1_16=65534, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L134] var_1_21 = __VERIFIER_nondet_double() [L135] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=16384, var_1_16=65534, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=16384, var_1_16=65534, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L136] var_1_22 = __VERIFIER_nondet_double() [L137] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=16384, var_1_16=65534, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=16384, var_1_16=65534, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L138] var_1_23 = __VERIFIER_nondet_double() [L139] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=16384, var_1_16=65534, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=16384, var_1_16=65534, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L140] var_1_25 = __VERIFIER_nondet_ulong() [L141] CALL assume_abort_if_not(var_1_25 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=16384, var_1_16=65534, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_25 >= 1073741823) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=16384, var_1_16=65534, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L142] CALL assume_abort_if_not(var_1_25 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=16384, var_1_16=65534, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_25 <= 2147483647) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=126, var_1_13=256, var_1_14=1, var_1_15=16384, var_1_16=65534, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L155] RET updateVariables() [L156] CALL step() [L52] COND FALSE !(var_1_2 < var_1_3) [L55] var_1_1 = (((var_1_6 + var_1_7) - var_1_8) + var_1_9) [L57] EXPR var_1_8 << var_1_4 [L57] COND FALSE !(var_1_9 < (var_1_8 << var_1_4)) [L60] var_1_10 = var_1_11 [L62] unsigned char stepLocal_0 = var_1_4 <= var_1_9; [L63] COND TRUE stepLocal_0 || var_1_14 [L64] var_1_13 = ((((((((var_1_5) > (var_1_8)) ? (var_1_5) : (var_1_8)))) > (var_1_15)) ? (((((var_1_5) > (var_1_8)) ? (var_1_5) : (var_1_8)))) : (var_1_15))) [L68] COND TRUE (var_1_3 / var_1_18) > var_1_2 [L69] var_1_17 = ((var_1_19 - ((((var_1_10) > (var_1_12)) ? (var_1_10) : (var_1_12)))) - var_1_7) [L71] COND TRUE \read(var_1_14) [L72] var_1_20 = (((((((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) > (16.6)) ? (((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) : (16.6))) - var_1_23) [L76] unsigned char stepLocal_1 = var_1_10; [L77] COND FALSE !(var_1_7 == stepLocal_1) [L80] var_1_24 = (var_1_5 + (var_1_25 - var_1_11)) [L82] unsigned short int stepLocal_2 = var_1_4; [L83] COND TRUE stepLocal_2 > (var_1_19 - var_1_7) [L84] var_1_26 = var_1_8 [L86] COND FALSE !((- 3.75) < ((((var_1_3) < (var_1_22)) ? (var_1_3) : (var_1_22)))) [L156] RET step() [L157] CALL, EXPR property() [L147] EXPR ((var_1_2 < var_1_3) ? (var_1_1 == ((unsigned short int) ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))) : (var_1_1 == ((unsigned short int) (((var_1_6 + var_1_7) - var_1_8) + var_1_9)))) && ((var_1_9 < (var_1_8 << var_1_4)) ? (var_1_10 == ((unsigned char) (var_1_11 + var_1_12))) : (var_1_10 == ((unsigned char) var_1_11))) [L147] EXPR var_1_8 << var_1_4 [L147] EXPR ((var_1_2 < var_1_3) ? (var_1_1 == ((unsigned short int) ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))) : (var_1_1 == ((unsigned short int) (((var_1_6 + var_1_7) - var_1_8) + var_1_9)))) && ((var_1_9 < (var_1_8 << var_1_4)) ? (var_1_10 == ((unsigned char) (var_1_11 + var_1_12))) : (var_1_10 == ((unsigned char) var_1_11))) [L147-L148] return ((((((((var_1_2 < var_1_3) ? (var_1_1 == ((unsigned short int) ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))) : (var_1_1 == ((unsigned short int) (((var_1_6 + var_1_7) - var_1_8) + var_1_9)))) && ((var_1_9 < (var_1_8 << var_1_4)) ? (var_1_10 == ((unsigned char) (var_1_11 + var_1_12))) : (var_1_10 == ((unsigned char) var_1_11)))) && (((var_1_4 <= var_1_9) || var_1_14) ? (var_1_13 == ((unsigned short int) ((((((((var_1_5) > (var_1_8)) ? (var_1_5) : (var_1_8)))) > (var_1_15)) ? (((((var_1_5) > (var_1_8)) ? (var_1_5) : (var_1_8)))) : (var_1_15))))) : (var_1_13 == ((unsigned short int) var_1_16)))) && (((var_1_3 / var_1_18) > var_1_2) ? (var_1_17 == ((unsigned short int) ((var_1_19 - ((((var_1_10) > (var_1_12)) ? (var_1_10) : (var_1_12)))) - var_1_7))) : 1)) && (var_1_14 ? (var_1_20 == ((double) (((((((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) > (16.6)) ? (((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) : (16.6))) - var_1_23))) : (var_1_20 == ((double) var_1_22)))) && ((var_1_7 == var_1_10) ? (var_1_24 == ((unsigned long int) (2332545940u - (1490203111u - var_1_11)))) : (var_1_24 == ((unsigned long int) (var_1_5 + (var_1_25 - var_1_11)))))) && ((var_1_4 > (var_1_19 - var_1_7)) ? (var_1_26 == ((unsigned long int) var_1_8)) : 1)) && (((- 3.75) < ((((var_1_3) < (var_1_22)) ? (var_1_3) : (var_1_22)))) ? (var_1_27 == ((unsigned char) 0)) : 1) ; [L157] RET, EXPR property() [L157] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=127, var_1_11=127, var_1_12=126, var_1_13=16384, var_1_14=1, var_1_15=16384, var_1_16=65534, var_1_17=32640, var_1_19=49150, var_1_1=49151, var_1_20=1000000000005, var_1_22=1000000000005, var_1_24=1073758079, var_1_25=1073741823, var_1_26=16383, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=127, var_1_11=127, var_1_12=126, var_1_13=16384, var_1_14=1, var_1_15=16384, var_1_16=65534, var_1_17=32640, var_1_19=49150, var_1_1=49151, var_1_20=1000000000005, var_1_22=1000000000005, var_1_24=1073758079, var_1_25=1073741823, var_1_26=16383, var_1_27=0, var_1_4=32768, var_1_5=16383, var_1_6=16384, var_1_7=16383, var_1_8=16383, var_1_9=32767] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 33, 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=61occurred 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, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 122 NumberOfCodeBlocks, 122 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 [2023-11-23 21:18:12,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire --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 9a34265927650bcd6012689252bd58239b37181cdd92269ada276bf6eb70bf90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:18:14,873 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:18:15,007 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:18:15,016 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:18:15,017 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:18:15,064 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:18:15,065 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:18:15,066 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:18:15,067 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:18:15,072 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:18:15,072 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:18:15,073 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:18:15,073 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:18:15,075 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:18:15,075 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:18:15,076 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:18:15,077 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:18:15,077 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:18:15,078 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:18:15,079 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:18:15,079 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:18:15,080 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:18:15,080 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:18:15,081 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:18:15,081 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:18:15,082 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:18:15,082 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:18:15,083 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:18:15,083 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:18:15,084 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:18:15,085 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:18:15,085 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:18:15,085 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:18:15,086 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:18:15,086 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:18:15,087 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:18:15,087 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:18:15,087 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:18:15,087 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:18:15,088 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:18:15,089 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:18:15,089 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:18:15,089 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:18:15,090 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:18:15,090 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_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a34265927650bcd6012689252bd58239b37181cdd92269ada276bf6eb70bf90 [2023-11-23 21:18:15,526 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:18:15,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:18:15,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:18:15,571 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:18:15,572 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:18:15,573 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-22.i [2023-11-23 21:18:18,961 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:18:19,311 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:18:19,316 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-22.i [2023-11-23 21:18:19,327 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/data/67c1bbe5e/ce9f9212a5c142bd920cc8df8b126443/FLAG5f30bbc2a [2023-11-23 21:18:19,342 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/data/67c1bbe5e/ce9f9212a5c142bd920cc8df8b126443 [2023-11-23 21:18:19,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:18:19,346 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:18:19,348 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:18:19,348 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:18:19,354 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:18:19,354 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:18:19" (1/1) ... [2023-11-23 21:18:19,356 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7931783a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:19, skipping insertion in model container [2023-11-23 21:18:19,356 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:18:19" (1/1) ... [2023-11-23 21:18:19,393 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:18:19,595 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_b738b33e-2b47-45e3-89db-3465d950970c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-22.i[917,930] [2023-11-23 21:18:19,713 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:18:19,745 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:18:19,766 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_b738b33e-2b47-45e3-89db-3465d950970c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-22.i[917,930] [2023-11-23 21:18:19,816 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:18:19,847 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:18:19,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:19 WrapperNode [2023-11-23 21:18:19,848 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:18:19,849 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:18:19,849 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:18:19,849 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:18:19,855 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:19" (1/1) ... [2023-11-23 21:18:19,877 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:19" (1/1) ... [2023-11-23 21:18:19,917 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 175 [2023-11-23 21:18:19,918 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:18:19,919 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:18:19,919 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:18:19,919 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:18:19,930 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:19" (1/1) ... [2023-11-23 21:18:19,930 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:19" (1/1) ... [2023-11-23 21:18:19,937 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:19" (1/1) ... [2023-11-23 21:18:19,938 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:19" (1/1) ... [2023-11-23 21:18:19,980 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:19" (1/1) ... [2023-11-23 21:18:19,985 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:19" (1/1) ... [2023-11-23 21:18:19,998 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:19" (1/1) ... [2023-11-23 21:18:20,000 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:19" (1/1) ... [2023-11-23 21:18:20,006 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:18:20,007 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:18:20,007 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:18:20,008 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:18:20,009 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:19" (1/1) ... [2023-11-23 21:18:20,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:18:20,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:18:20,046 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:18:20,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:18:20,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:18:20,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:18:20,109 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:18:20,109 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:18:20,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:18:20,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:18:20,247 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:18:20,250 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:18:27,941 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:18:28,079 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:18:28,081 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:18:28,081 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:18:28 BoogieIcfgContainer [2023-11-23 21:18:28,082 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:18:28,084 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:18:28,085 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:18:28,089 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:18:28,089 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:18:19" (1/3) ... [2023-11-23 21:18:28,090 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e6a0612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:18:28, skipping insertion in model container [2023-11-23 21:18:28,092 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:19" (2/3) ... [2023-11-23 21:18:28,094 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e6a0612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:18:28, skipping insertion in model container [2023-11-23 21:18:28,095 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:18:28" (3/3) ... [2023-11-23 21:18:28,097 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-22.i [2023-11-23 21:18:28,120 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:18:28,120 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:18:28,207 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:18:28,218 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;@21bc8def, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:18:28,219 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:18:28,226 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 40 states have (on average 1.325) internal successors, (53), 41 states have internal predecessors, (53), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 21:18:28,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-23 21:18:28,259 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:18:28,261 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:18:28,261 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:18:28,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:18:28,269 INFO L85 PathProgramCache]: Analyzing trace with hash 1570373304, now seen corresponding path program 1 times [2023-11-23 21:18:28,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:18:28,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1647220106] [2023-11-23 21:18:28,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:18:28,287 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 [2023-11-23 21:18:28,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:18:28,290 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:18:28,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:18:29,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:18:29,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:18:29,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:18:29,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 988 proven. 0 refuted. 0 times theorem prover too weak. 1124 trivial. 0 not checked. [2023-11-23 21:18:29,743 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:18:29,744 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:18:29,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1647220106] [2023-11-23 21:18:29,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1647220106] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:18:29,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:18:29,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:18:29,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624354763] [2023-11-23 21:18:29,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:18:29,762 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:18:29,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:18:29,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:18:29,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:18:29,824 INFO L87 Difference]: Start difference. First operand has 76 states, 40 states have (on average 1.325) internal successors, (53), 41 states have internal predecessors, (53), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) 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, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-23 21:18:32,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:18:32,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:18:32,335 INFO L93 Difference]: Finished difference Result 149 states and 269 transitions. [2023-11-23 21:18:32,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:18:32,488 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, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 200 [2023-11-23 21:18:32,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:18:32,499 INFO L225 Difference]: With dead ends: 149 [2023-11-23 21:18:32,499 INFO L226 Difference]: Without dead ends: 74 [2023-11-23 21:18:32,504 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:18:32,509 INFO L413 NwaCegarLoop]: 111 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, 111 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-11-23 21:18:32,511 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 111 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2023-11-23 21:18:32,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2023-11-23 21:18:32,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2023-11-23 21:18:32,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 39 states have (on average 1.2307692307692308) internal successors, (48), 39 states have internal predecessors, (48), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 21:18:32,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 114 transitions. [2023-11-23 21:18:32,580 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 114 transitions. Word has length 200 [2023-11-23 21:18:32,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:18:32,581 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 114 transitions. [2023-11-23 21:18:32,581 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, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-23 21:18:32,582 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 114 transitions. [2023-11-23 21:18:32,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-23 21:18:32,588 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:18:32,588 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:18:32,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:18:32,809 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:18:32,810 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:18:32,811 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:18:32,811 INFO L85 PathProgramCache]: Analyzing trace with hash -835658438, now seen corresponding path program 1 times [2023-11-23 21:18:32,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:18:32,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1452063869] [2023-11-23 21:18:32,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:18:32,813 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 [2023-11-23 21:18:32,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:18:32,815 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:18:32,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:18:33,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:18:33,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 21:18:34,002 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:18:42,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 842 proven. 138 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2023-11-23 21:18:42,239 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:18:42,676 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:18:42,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1452063869] [2023-11-23 21:18:42,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1452063869] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:18:42,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1276098900] [2023-11-23 21:18:42,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:18:42,678 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:18:42,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:18:42,684 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:18:42,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 21:18:45,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:18:45,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:18:45,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:18:48,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 816 proven. 72 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2023-11-23 21:18:48,812 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:18:49,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1276098900] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:18:49,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [375692007] [2023-11-23 21:18:49,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:18:49,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:18:49,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:18:49,137 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:18:49,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b738b33e-2b47-45e3-89db-3465d950970c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-23 21:18:50,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:18:50,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:18:50,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:18:53,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 816 proven. 72 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2023-11-23 21:18:53,838 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:18:54,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [375692007] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:18:54,107 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 21:18:54,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 8 [2023-11-23 21:18:54,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707744316] [2023-11-23 21:18:54,109 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 21:18:54,112 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-23 21:18:54,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:18:54,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-23 21:18:54,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-11-23 21:18:54,114 INFO L87 Difference]: Start difference. First operand 74 states and 114 transitions. Second operand has 8 states, 8 states have (on average 9.0) internal successors, (72), 8 states have internal predecessors, (72), 3 states have call successors, (56), 3 states have call predecessors, (56), 5 states have return successors, (57), 3 states have call predecessors, (57), 3 states have call successors, (57) [2023-11-23 21:19:01,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.38s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:03,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:05,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []