./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-18.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/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_d08857cf-10dd-48a0-832c-0a072081ce16/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-18.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/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_d08857cf-10dd-48a0-832c-0a072081ce16/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 5f62aaa90be77a3962fea2eacce50f572591587fb1d44c76f414bcbdca3f8052 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:21:47,503 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:21:47,597 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:21:47,605 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:21:47,606 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:21:47,642 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:21:47,643 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:21:47,644 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:21:47,645 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:21:47,646 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:21:47,646 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:21:47,647 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:21:47,648 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:21:47,648 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:21:47,649 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:21:47,650 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:21:47,650 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:21:47,651 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:21:47,652 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:21:47,652 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:21:47,653 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:21:47,654 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:21:47,655 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:21:47,656 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:21:47,657 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:21:47,657 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:21:47,658 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:21:47,658 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:21:47,659 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:21:47,659 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:21:47,660 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:21:47,661 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:21:47,661 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:21:47,661 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:21:47,662 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:21:47,662 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:21:47,662 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:21:47,663 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:47,663 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:21:47,663 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:21:47,664 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:21:47,664 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:21:47,665 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:21:47,665 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:21:47,665 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:21:47,665 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:21:47,666 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:21:47,666 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_d08857cf-10dd-48a0-832c-0a072081ce16/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f62aaa90be77a3962fea2eacce50f572591587fb1d44c76f414bcbdca3f8052 [2023-11-23 21:21:47,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:21:48,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:21:48,017 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:21:48,019 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:21:48,019 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:21:48,021 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-18.i [2023-11-23 21:21:51,331 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:21:51,626 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:21:51,628 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-18.i [2023-11-23 21:21:51,650 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/bin/utaipan-verify-mE87zJ7Ire/data/944c770a5/b9661ba5184b4c688a9a37c65f4fc5b9/FLAG2e174983b [2023-11-23 21:21:51,668 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/bin/utaipan-verify-mE87zJ7Ire/data/944c770a5/b9661ba5184b4c688a9a37c65f4fc5b9 [2023-11-23 21:21:51,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:21:51,673 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:21:51,675 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:51,675 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:21:51,685 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:21:51,686 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:51" (1/1) ... [2023-11-23 21:21:51,687 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e952118 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:51, skipping insertion in model container [2023-11-23 21:21:51,687 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:51" (1/1) ... [2023-11-23 21:21:51,742 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:21:51,930 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_d08857cf-10dd-48a0-832c-0a072081ce16/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-18.i[915,928] [2023-11-23 21:21:52,008 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:52,028 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:21:52,044 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_d08857cf-10dd-48a0-832c-0a072081ce16/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-18.i[915,928] [2023-11-23 21:21:52,089 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:52,114 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:21:52,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:52 WrapperNode [2023-11-23 21:21:52,115 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:52,117 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:52,117 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:21:52,117 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:21:52,127 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:52" (1/1) ... [2023-11-23 21:21:52,142 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:52" (1/1) ... [2023-11-23 21:21:52,193 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 177 [2023-11-23 21:21:52,193 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:52,194 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:21:52,194 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:21:52,195 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:21:52,211 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:52" (1/1) ... [2023-11-23 21:21:52,223 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:52" (1/1) ... [2023-11-23 21:21:52,227 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:52" (1/1) ... [2023-11-23 21:21:52,228 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:52" (1/1) ... [2023-11-23 21:21:52,241 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:52" (1/1) ... [2023-11-23 21:21:52,249 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:52" (1/1) ... [2023-11-23 21:21:52,257 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:52" (1/1) ... [2023-11-23 21:21:52,260 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:52" (1/1) ... [2023-11-23 21:21:52,269 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:21:52,270 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:21:52,271 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:21:52,271 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:21:52,272 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:52" (1/1) ... [2023-11-23 21:21:52,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:52,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:21:52,337 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:21:52,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:21:52,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:21:52,393 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:21:52,393 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:21:52,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:21:52,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:21:52,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:21:52,558 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:21:52,561 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:21:53,033 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:21:53,217 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:21:53,218 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:21:53,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:53 BoogieIcfgContainer [2023-11-23 21:21:53,220 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:21:53,222 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:21:53,222 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:21:53,230 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:21:53,230 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:21:51" (1/3) ... [2023-11-23 21:21:53,231 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40c4f2ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:53, skipping insertion in model container [2023-11-23 21:21:53,232 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:52" (2/3) ... [2023-11-23 21:21:53,234 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40c4f2ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:53, skipping insertion in model container [2023-11-23 21:21:53,234 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:53" (3/3) ... [2023-11-23 21:21:53,236 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-18.i [2023-11-23 21:21:53,260 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:21:53,260 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:21:53,307 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:21:53,313 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;@7c896b89, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:21:53,313 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:21:53,317 INFO L276 IsEmpty]: Start isEmpty. Operand has 48 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-23 21:21:53,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-23 21:21:53,328 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:53,329 INFO L195 NwaCegarLoop]: trace histogram [24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:21:53,330 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:53,334 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:53,335 INFO L85 PathProgramCache]: Analyzing trace with hash 1863374322, now seen corresponding path program 1 times [2023-11-23 21:21:53,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:21:53,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983191377] [2023-11-23 21:21:53,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:53,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:21:53,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:21:53,776 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:21:54,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:21:54,169 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:21:54,171 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:21:54,173 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:21:54,175 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:21:54,180 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:21:54,184 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:21:54,302 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:21:54 BoogieIcfgContainer [2023-11-23 21:21:54,302 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:21:54,303 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:21:54,303 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:21:54,304 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:21:54,304 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:53" (3/4) ... [2023-11-23 21:21:54,306 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:21:54,308 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:21:54,309 INFO L158 Benchmark]: Toolchain (without parser) took 2636.14ms. Allocated memory is still 140.5MB. Free memory was 95.7MB in the beginning and 102.0MB in the end (delta: -6.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:21:54,309 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 109.1MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:21:54,310 INFO L158 Benchmark]: CACSL2BoogieTranslator took 441.07ms. Allocated memory is still 140.5MB. Free memory was 95.2MB in the beginning and 81.5MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 21:21:54,311 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.73ms. Allocated memory is still 140.5MB. Free memory was 81.0MB in the beginning and 78.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:21:54,312 INFO L158 Benchmark]: Boogie Preprocessor took 75.19ms. Allocated memory is still 140.5MB. Free memory was 78.4MB in the beginning and 76.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:21:54,312 INFO L158 Benchmark]: RCFGBuilder took 949.52ms. Allocated memory is still 140.5MB. Free memory was 76.8MB in the beginning and 93.1MB in the end (delta: -16.3MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2023-11-23 21:21:54,313 INFO L158 Benchmark]: TraceAbstraction took 1080.41ms. Allocated memory is still 140.5MB. Free memory was 93.1MB in the beginning and 102.0MB in the end (delta: -8.9MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. [2023-11-23 21:21:54,314 INFO L158 Benchmark]: Witness Printer took 4.84ms. Allocated memory is still 140.5MB. Free memory is still 102.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:21:54,321 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 109.1MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 441.07ms. Allocated memory is still 140.5MB. Free memory was 95.2MB in the beginning and 81.5MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.73ms. Allocated memory is still 140.5MB. Free memory was 81.0MB in the beginning and 78.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.19ms. Allocated memory is still 140.5MB. Free memory was 78.4MB in the beginning and 76.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 949.52ms. Allocated memory is still 140.5MB. Free memory was 76.8MB in the beginning and 93.1MB in the end (delta: -16.3MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1080.41ms. Allocated memory is still 140.5MB. Free memory was 93.1MB in the beginning and 102.0MB in the end (delta: -8.9MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. * Witness Printer took 4.84ms. Allocated memory is still 140.5MB. Free memory is still 102.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 67, overapproximation of someBinaryArithmeticDOUBLEoperation at line 80, overapproximation of someBinaryDOUBLEComparisonOperation at line 80, overapproximation of someBinaryArithmeticFLOAToperation at line 87. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -1; [L23] float var_1_3 = 32.4; [L24] float var_1_4 = 5.5; [L25] float var_1_5 = 255.475; [L26] unsigned char var_1_7 = 0; [L27] signed char var_1_8 = -5; [L28] signed char var_1_9 = 2; [L29] unsigned char var_1_10 = 16; [L30] unsigned char var_1_11 = 16; [L31] float var_1_12 = 10000000.8; [L32] float var_1_13 = 127.7; [L33] float var_1_14 = 199.2; [L34] float var_1_15 = 999999.5; [L35] signed long int var_1_16 = -8; [L36] signed short int var_1_18 = -8; [L37] double var_1_19 = 5.4; [L38] unsigned char var_1_20 = 0; [L39] unsigned char var_1_21 = 0; [L40] signed char var_1_22 = 1; [L41] signed char var_1_23 = -5; [L42] unsigned char var_1_24 = 0; [L43] unsigned char var_1_25 = 1; [L44] double var_1_26 = 49.7; [L45] double var_1_27 = 8.25; [L46] double var_1_28 = 9999999999.2; [L47] double var_1_29 = 16.8; [L48] unsigned long int var_1_30 = 1; [L49] unsigned long int var_1_31 = 10; [L50] signed char last_1_var_1_1 = -1; [L51] unsigned char last_1_var_1_10 = 16; [L52] signed long int last_1_var_1_16 = -8; [L166] isInitial = 1 [L167] FCALL initially() [L168] COND TRUE 1 [L169] CALL updateLastVariables() [L157] last_1_var_1_1 = var_1_1 [L158] last_1_var_1_10 = var_1_10 [L159] last_1_var_1_16 = var_1_16 [L169] RET updateLastVariables() [L170] CALL updateVariables() [L116] var_1_3 = __VERIFIER_nondet_float() [L117] 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, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_4=11/2, var_1_5=10219/40, var_1_7=0, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) [L117] 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, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_4=11/2, var_1_5=10219/40, var_1_7=0, var_1_8=-5, var_1_9=2] [L118] CALL assume_abort_if_not(var_1_3 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_4=11/2, var_1_5=10219/40, var_1_7=0, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_3 != 0.0F) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_4=11/2, var_1_5=10219/40, var_1_7=0, var_1_8=-5, var_1_9=2] [L119] var_1_4 = __VERIFIER_nondet_float() [L120] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_5=10219/40, var_1_7=0, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_5=10219/40, var_1_7=0, var_1_8=-5, var_1_9=2] [L121] var_1_5 = __VERIFIER_nondet_float() [L122] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-5, var_1_9=2] [L123] var_1_7 = __VERIFIER_nondet_uchar() [L124] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_8=-5, var_1_9=2] [L125] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-5, var_1_9=2] [L126] var_1_8 = __VERIFIER_nondet_char() [L127] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=2] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=2] [L128] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=2] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=2] [L129] var_1_9 = __VERIFIER_nondet_char() [L130] CALL assume_abort_if_not(var_1_9 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_9 >= -127) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L131] CALL assume_abort_if_not(var_1_9 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_9 <= 126) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L132] var_1_11 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L134] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L135] var_1_13 = __VERIFIER_nondet_float() [L136] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L137] var_1_14 = __VERIFIER_nondet_float() [L138] CALL assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L139] var_1_15 = __VERIFIER_nondet_float() [L140] CALL assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L141] var_1_21 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L143] CALL assume_abort_if_not(var_1_21 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_21 <= 0) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-5, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L144] var_1_23 = __VERIFIER_nondet_char() [L145] CALL assume_abort_if_not(var_1_23 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-1, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_23 >= -127) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-1, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L146] CALL assume_abort_if_not(var_1_23 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-1, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_23 <= 126) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-1, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L147] var_1_25 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_25 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-1, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_25 >= 1) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-1, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L149] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-1, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-1, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_27=33/4, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L150] var_1_27 = __VERIFIER_nondet_double() [L151] CALL assume_abort_if_not((var_1_27 >= -922337.2036854765600e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-1, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_27 >= -922337.2036854765600e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-1, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=10, var_1_7=0, var_1_8=-1, var_1_9=15] [L152] var_1_31 = __VERIFIER_nondet_ulong() [L153] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-1, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_7=0, var_1_8=-1, var_1_9=15] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-1, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_7=0, var_1_8=-1, var_1_9=15] [L154] CALL assume_abort_if_not(var_1_31 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-1, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=0, var_1_7=0, var_1_8=-1, var_1_9=15] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_31 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-1, var_1_24=0, var_1_25=1, var_1_26=497/10, var_1_28=49999999996/5, var_1_29=84/5, var_1_30=1, var_1_31=0, var_1_7=0, var_1_8=-1, var_1_9=15] [L170] RET updateVariables() [L171] CALL step() [L56] var_1_20 = var_1_21 [L57] var_1_22 = var_1_23 [L58] COND TRUE ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))) > var_1_22 [L59] var_1_24 = var_1_25 [L61] var_1_26 = var_1_27 [L62] var_1_28 = var_1_27 [L63] var_1_29 = var_1_27 [L64] var_1_30 = var_1_31 [L65] signed long int stepLocal_0 = last_1_var_1_16; [L66] COND FALSE !(var_1_9 < stepLocal_0) [L71] var_1_10 = var_1_11 [L73] COND FALSE !(\read(var_1_7)) [L76] var_1_16 = (var_1_11 - ((((var_1_10 - var_1_10) < 0 ) ? -(var_1_10 - var_1_10) : (var_1_10 - var_1_10)))) [L78] signed long int stepLocal_2 = last_1_var_1_10; [L79] COND TRUE ! (last_1_var_1_1 > last_1_var_1_10) [L80] var_1_19 = ((((var_1_13) > ((((((0.05 + var_1_15)) < (var_1_14)) ? ((0.05 + var_1_15)) : (var_1_14))))) ? (var_1_13) : ((((((0.05 + var_1_15)) < (var_1_14)) ? ((0.05 + var_1_15)) : (var_1_14)))))) [L86] COND FALSE !(var_1_5 <= (var_1_19 / var_1_3)) [L89] var_1_12 = var_1_14 [L91] COND FALSE !((var_1_12 / var_1_3) > ((var_1_4 - var_1_5) * var_1_19)) [L98] var_1_1 = var_1_8 [L100] signed char stepLocal_1 = var_1_1; [L101] COND FALSE !(stepLocal_1 >= (var_1_16 + var_1_10)) [L112] var_1_18 = var_1_8 [L171] RET step() [L172] CALL, EXPR property() [L162-L163] return (((((((var_1_12 / var_1_3) > ((var_1_4 - var_1_5) * var_1_19)) ? (var_1_7 ? (var_1_1 == ((signed char) var_1_8)) : (var_1_1 == ((signed char) var_1_9))) : (var_1_1 == ((signed char) var_1_8))) && ((var_1_9 < last_1_var_1_16) ? (((var_1_4 - var_1_5) > var_1_3) ? (var_1_10 == ((unsigned char) 8)) : 1) : (var_1_10 == ((unsigned char) var_1_11)))) && ((var_1_5 <= (var_1_19 / var_1_3)) ? (var_1_12 == ((float) ((((var_1_13) > ((var_1_14 + var_1_15))) ? (var_1_13) : ((var_1_14 + var_1_15)))))) : (var_1_12 == ((float) var_1_14)))) && (var_1_7 ? (var_1_16 == ((signed long int) var_1_8)) : (var_1_16 == ((signed long int) (var_1_11 - ((((var_1_10 - var_1_10) < 0 ) ? -(var_1_10 - var_1_10) : (var_1_10 - var_1_10)))))))) && ((var_1_1 >= (var_1_16 + var_1_10)) ? ((var_1_5 < 999.5f) ? (var_1_7 ? (var_1_18 == ((signed short int) (var_1_16 + var_1_16))) : (var_1_18 == ((signed short int) var_1_8))) : (var_1_18 == ((signed short int) var_1_9))) : (var_1_18 == ((signed short int) var_1_8)))) && ((! (last_1_var_1_1 > last_1_var_1_10)) ? (var_1_19 == ((double) ((((var_1_13) > ((((((0.05 + var_1_15)) < (var_1_14)) ? ((0.05 + var_1_15)) : (var_1_14))))) ? (var_1_13) : ((((((0.05 + var_1_15)) < (var_1_14)) ? ((0.05 + var_1_15)) : (var_1_14)))))))) : ((last_1_var_1_10 > var_1_9) ? (var_1_19 == ((double) var_1_15)) : 1)) ; [L172] RET, EXPR property() [L172] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=0, var_1_11=0, var_1_12=27/5, var_1_13=27/5, var_1_14=27/5, var_1_15=27/5, var_1_16=0, var_1_18=-1, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=-1, var_1_23=-1, var_1_24=1, var_1_25=1, var_1_26=10000000004, var_1_27=10000000004, var_1_28=10000000004, var_1_29=10000000004, var_1_30=0, var_1_31=0, var_1_7=0, var_1_8=-1, var_1_9=15] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=0, var_1_11=0, var_1_12=27/5, var_1_13=27/5, var_1_14=27/5, var_1_15=27/5, var_1_16=0, var_1_18=-1, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=-1, var_1_23=-1, var_1_24=1, var_1_25=1, var_1_26=10000000004, var_1_27=10000000004, var_1_28=10000000004, var_1_29=10000000004, var_1_30=0, var_1_31=0, var_1_7=0, var_1_8=-1, var_1_9=15] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 48 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=48occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 91 NumberOfCodeBlocks, 91 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:21:54,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/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_d08857cf-10dd-48a0-832c-0a072081ce16/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-18.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/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_d08857cf-10dd-48a0-832c-0a072081ce16/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 5f62aaa90be77a3962fea2eacce50f572591587fb1d44c76f414bcbdca3f8052 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:21:57,289 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:21:57,452 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:21:57,462 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:21:57,462 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:21:57,516 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:21:57,517 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:21:57,518 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:21:57,519 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:21:57,525 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:21:57,525 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:21:57,526 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:21:57,526 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:21:57,528 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:21:57,528 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:21:57,529 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:21:57,530 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:21:57,531 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:21:57,531 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:21:57,532 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:21:57,533 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:21:57,533 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:21:57,534 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:21:57,534 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:21:57,535 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:21:57,535 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:21:57,536 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:21:57,536 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:21:57,537 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:21:57,537 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:21:57,538 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:21:57,539 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:21:57,539 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:21:57,539 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:21:57,540 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:57,540 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:21:57,540 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:21:57,541 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:21:57,541 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:21:57,542 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:21:57,542 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:21:57,543 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:21:57,543 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:21:57,543 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:21:57,544 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_d08857cf-10dd-48a0-832c-0a072081ce16/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f62aaa90be77a3962fea2eacce50f572591587fb1d44c76f414bcbdca3f8052 [2023-11-23 21:21:58,175 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:21:58,215 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:21:58,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:21:58,220 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:21:58,221 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:21:58,223 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-18.i [2023-11-23 21:22:01,975 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:22:02,327 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:22:02,328 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-18.i [2023-11-23 21:22:02,347 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/bin/utaipan-verify-mE87zJ7Ire/data/a651c33b9/29852fa1214446c19038b0e2531eb84f/FLAG4beda68dc [2023-11-23 21:22:02,371 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/bin/utaipan-verify-mE87zJ7Ire/data/a651c33b9/29852fa1214446c19038b0e2531eb84f [2023-11-23 21:22:02,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:22:02,379 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:22:02,382 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:22:02,383 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:22:02,389 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:22:02,390 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:22:02" (1/1) ... [2023-11-23 21:22:02,391 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eff3a27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:02, skipping insertion in model container [2023-11-23 21:22:02,391 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:22:02" (1/1) ... [2023-11-23 21:22:02,450 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:22:02,702 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_d08857cf-10dd-48a0-832c-0a072081ce16/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-18.i[915,928] [2023-11-23 21:22:02,843 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:22:02,872 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:22:02,934 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_d08857cf-10dd-48a0-832c-0a072081ce16/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-18.i[915,928] [2023-11-23 21:22:03,038 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:22:03,068 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:22:03,069 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:03 WrapperNode [2023-11-23 21:22:03,069 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:22:03,071 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:22:03,071 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:22:03,072 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:22:03,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:03" (1/1) ... [2023-11-23 21:22:03,111 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:03" (1/1) ... [2023-11-23 21:22:03,151 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 174 [2023-11-23 21:22:03,151 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:22:03,152 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:22:03,153 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:22:03,153 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:22:03,169 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:03" (1/1) ... [2023-11-23 21:22:03,169 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:03" (1/1) ... [2023-11-23 21:22:03,176 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:03" (1/1) ... [2023-11-23 21:22:03,176 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:03" (1/1) ... [2023-11-23 21:22:03,206 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:03" (1/1) ... [2023-11-23 21:22:03,217 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:03" (1/1) ... [2023-11-23 21:22:03,235 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:03" (1/1) ... [2023-11-23 21:22:03,238 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:03" (1/1) ... [2023-11-23 21:22:03,244 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:22:03,256 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:22:03,257 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:22:03,257 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:22:03,258 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:03" (1/1) ... [2023-11-23 21:22:03,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:22:03,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:22:03,314 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:22:03,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:22:03,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:22:03,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:22:03,372 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:22:03,372 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:22:03,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:22:03,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:22:03,527 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:22:03,531 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:22:17,377 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:22:17,429 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:22:17,430 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:22:17,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:22:17 BoogieIcfgContainer [2023-11-23 21:22:17,431 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:22:17,434 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:22:17,434 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:22:17,438 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:22:17,438 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:22:02" (1/3) ... [2023-11-23 21:22:17,439 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f96d770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:22:17, skipping insertion in model container [2023-11-23 21:22:17,439 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:03" (2/3) ... [2023-11-23 21:22:17,440 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f96d770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:22:17, skipping insertion in model container [2023-11-23 21:22:17,440 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:22:17" (3/3) ... [2023-11-23 21:22:17,441 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-18.i [2023-11-23 21:22:17,462 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:22:17,462 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:22:17,515 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:22:17,523 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;@9397c72, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:22:17,524 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:22:17,529 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 40 states have (on average 1.425) internal successors, (57), 41 states have internal predecessors, (57), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-23 21:22:17,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-23 21:22:17,547 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:22:17,548 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:22:17,549 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:22:17,555 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:22:17,555 INFO L85 PathProgramCache]: Analyzing trace with hash -1418157546, now seen corresponding path program 1 times [2023-11-23 21:22:17,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:22:17,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [11388014] [2023-11-23 21:22:17,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:22:17,573 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 21:22:17,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:22:17,574 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/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 21:22:17,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/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 21:22:19,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:22:19,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:22:19,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:22:19,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 574 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2023-11-23 21:22:19,598 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:22:19,599 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:22:19,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [11388014] [2023-11-23 21:22:19,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [11388014] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:22:19,600 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:22:19,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:22:19,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821638040] [2023-11-23 21:22:19,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:22:19,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:22:19,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:22:19,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:22:19,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:22:19,643 INFO L87 Difference]: Start difference. First operand has 67 states, 40 states have (on average 1.425) internal successors, (57), 41 states have internal predecessors, (57), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-23 21:22:22,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.59s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:22,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:22:22,310 INFO L93 Difference]: Finished difference Result 131 states and 232 transitions. [2023-11-23 21:22:22,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:22:22,497 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 150 [2023-11-23 21:22:22,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:22:22,505 INFO L225 Difference]: With dead ends: 131 [2023-11-23 21:22:22,505 INFO L226 Difference]: Without dead ends: 65 [2023-11-23 21:22:22,509 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 149 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 21:22:22,513 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 97 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:22:22,514 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 97 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.6s Time] [2023-11-23 21:22:22,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2023-11-23 21:22:22,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2023-11-23 21:22:22,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 39 states have (on average 1.3333333333333333) internal successors, (52), 39 states have internal predecessors, (52), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-23 21:22:22,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 100 transitions. [2023-11-23 21:22:22,564 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 100 transitions. Word has length 150 [2023-11-23 21:22:22,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:22:22,565 INFO L495 AbstractCegarLoop]: Abstraction has 65 states and 100 transitions. [2023-11-23 21:22:22,566 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-23 21:22:22,566 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 100 transitions. [2023-11-23 21:22:22,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-23 21:22:22,570 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:22:22,571 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:22:22,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/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 21:22:22,784 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/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 21:22:22,784 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:22:22,785 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:22:22,786 INFO L85 PathProgramCache]: Analyzing trace with hash -1558572386, now seen corresponding path program 1 times [2023-11-23 21:22:22,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:22:22,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [513859691] [2023-11-23 21:22:22,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:22:22,787 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 21:22:22,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:22:22,789 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/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 21:22:22,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08857cf-10dd-48a0-832c-0a072081ce16/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 21:22:24,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:22:24,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-23 21:22:24,770 INFO L285 TraceCheckSpWp]: Computing forward predicates...