./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-83.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-83.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91 --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 4d560aef9c429cb7a20e821dc0d14e5317c41f3779b68c4d3bb063818eccd32c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:09:21,043 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:09:21,118 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-25 00:09:21,123 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:09:21,123 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:09:21,151 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:09:21,152 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:09:21,152 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:09:21,153 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:09:21,154 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:09:21,154 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:09:21,155 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:09:21,156 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:09:21,156 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:09:21,157 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:09:21,158 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:09:21,159 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:09:21,159 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:09:21,160 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:09:21,161 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:09:21,161 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:09:21,162 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:09:21,163 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:09:21,164 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:09:21,165 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:09:21,165 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:09:21,166 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:09:21,166 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:09:21,167 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:09:21,167 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:09:21,168 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:09:21,169 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:09:21,169 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:09:21,169 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:09:21,170 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:09:21,170 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:09:21,171 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:09:21,171 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:09:21,171 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:09:21,172 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:09:21,172 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:09:21,173 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:09:21,173 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:09:21,173 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:09:21,174 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:09:21,174 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:09:21,174 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:09:21,175 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_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d560aef9c429cb7a20e821dc0d14e5317c41f3779b68c4d3bb063818eccd32c [2023-11-25 00:09:21,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:09:21,479 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:09:21,483 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:09:21,485 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:09:21,485 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:09:21,487 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-83.i [2023-11-25 00:09:25,304 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:09:25,579 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:09:25,580 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-83.i [2023-11-25 00:09:25,592 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/data/5e953646f/940bfe48e24c417692dda35c6e8eda8b/FLAGaf4f896c4 [2023-11-25 00:09:25,610 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/data/5e953646f/940bfe48e24c417692dda35c6e8eda8b [2023-11-25 00:09:25,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:09:25,616 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:09:25,618 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:09:25,619 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:09:25,625 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:09:25,627 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:09:25" (1/1) ... [2023-11-25 00:09:25,628 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79b8eaa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:25, skipping insertion in model container [2023-11-25 00:09:25,629 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:09:25" (1/1) ... [2023-11-25 00:09:25,668 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:09:25,880 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_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-83.i[915,928] [2023-11-25 00:09:25,967 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:09:25,987 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:09:26,003 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_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-83.i[915,928] [2023-11-25 00:09:26,103 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:09:26,141 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:09:26,141 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:26 WrapperNode [2023-11-25 00:09:26,142 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:09:26,143 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:09:26,144 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:09:26,144 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:09:26,154 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:26" (1/1) ... [2023-11-25 00:09:26,185 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:26" (1/1) ... [2023-11-25 00:09:26,266 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 223 [2023-11-25 00:09:26,267 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:09:26,268 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:09:26,268 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:09:26,268 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:09:26,280 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:26" (1/1) ... [2023-11-25 00:09:26,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:26" (1/1) ... [2023-11-25 00:09:26,299 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:26" (1/1) ... [2023-11-25 00:09:26,300 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:26" (1/1) ... [2023-11-25 00:09:26,323 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:26" (1/1) ... [2023-11-25 00:09:26,344 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:26" (1/1) ... [2023-11-25 00:09:26,348 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:26" (1/1) ... [2023-11-25 00:09:26,352 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:26" (1/1) ... [2023-11-25 00:09:26,359 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:09:26,361 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:09:26,361 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:09:26,361 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:09:26,362 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:26" (1/1) ... [2023-11-25 00:09:26,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:09:26,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:09:26,405 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:09:26,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:09:26,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:09:26,458 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:09:26,458 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:09:26,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:09:26,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:09:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:09:26,603 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:09:26,605 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:09:27,231 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:09:27,814 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:09:27,815 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:09:27,817 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:09:27 BoogieIcfgContainer [2023-11-25 00:09:27,817 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:09:27,821 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:09:27,821 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:09:27,826 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:09:27,826 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:09:25" (1/3) ... [2023-11-25 00:09:27,827 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7de86d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:09:27, skipping insertion in model container [2023-11-25 00:09:27,828 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:26" (2/3) ... [2023-11-25 00:09:27,830 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7de86d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:09:27, skipping insertion in model container [2023-11-25 00:09:27,831 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:09:27" (3/3) ... [2023-11-25 00:09:27,832 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-83.i [2023-11-25 00:09:27,858 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:09:27,858 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:09:27,922 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:09:27,930 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;@6a758a43, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:09:27,930 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:09:27,936 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-25 00:09:27,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-25 00:09:27,951 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:09:27,952 INFO L195 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:09:27,953 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:09:27,958 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:09:27,959 INFO L85 PathProgramCache]: Analyzing trace with hash -1257391960, now seen corresponding path program 1 times [2023-11-25 00:09:27,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:09:27,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019018107] [2023-11-25 00:09:27,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:09:27,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:09:28,193 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-25 00:09:28,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1947690784] [2023-11-25 00:09:28,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:09:28,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:09:28,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:09:28,199 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:09:28,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-25 00:09:28,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:09:28,762 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-25 00:09:29,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:09:29,397 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-25 00:09:29,400 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-25 00:09:29,402 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-25 00:09:29,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-25 00:09:29,612 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-25 00:09:29,618 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-25 00:09:29,622 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-25 00:09:29,770 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 12:09:29 BoogieIcfgContainer [2023-11-25 00:09:29,771 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-25 00:09:29,772 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-25 00:09:29,796 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-25 00:09:29,796 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-25 00:09:29,797 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:09:27" (3/4) ... [2023-11-25 00:09:29,799 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-25 00:09:29,805 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-25 00:09:29,806 INFO L158 Benchmark]: Toolchain (without parser) took 4190.18ms. Allocated memory is still 199.2MB. Free memory was 153.6MB in the beginning and 89.6MB in the end (delta: 64.1MB). Peak memory consumption was 64.8MB. Max. memory is 16.1GB. [2023-11-25 00:09:29,807 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 121.6MB. Free memory is still 63.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:09:29,808 INFO L158 Benchmark]: CACSL2BoogieTranslator took 524.03ms. Allocated memory is still 199.2MB. Free memory was 153.6MB in the beginning and 138.7MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-25 00:09:29,809 INFO L158 Benchmark]: Boogie Procedure Inliner took 123.64ms. Allocated memory is still 199.2MB. Free memory was 138.7MB in the beginning and 132.8MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-25 00:09:29,809 INFO L158 Benchmark]: Boogie Preprocessor took 92.11ms. Allocated memory is still 199.2MB. Free memory was 132.8MB in the beginning and 130.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:09:29,810 INFO L158 Benchmark]: RCFGBuilder took 1456.54ms. Allocated memory is still 199.2MB. Free memory was 130.3MB in the beginning and 138.9MB in the end (delta: -8.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-25 00:09:29,811 INFO L158 Benchmark]: TraceAbstraction took 1949.66ms. Allocated memory is still 199.2MB. Free memory was 138.9MB in the beginning and 89.6MB in the end (delta: 49.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-11-25 00:09:29,811 INFO L158 Benchmark]: Witness Printer took 33.49ms. Allocated memory is still 199.2MB. Free memory is still 89.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:09:29,815 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 121.6MB. Free memory is still 63.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 524.03ms. Allocated memory is still 199.2MB. Free memory was 153.6MB in the beginning and 138.7MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 123.64ms. Allocated memory is still 199.2MB. Free memory was 138.7MB in the beginning and 132.8MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.11ms. Allocated memory is still 199.2MB. Free memory was 132.8MB in the beginning and 130.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1456.54ms. Allocated memory is still 199.2MB. Free memory was 130.3MB in the beginning and 138.9MB in the end (delta: -8.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1949.66ms. Allocated memory is still 199.2MB. Free memory was 138.9MB in the beginning and 89.6MB in the end (delta: 49.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Witness Printer took 33.49ms. Allocated memory is still 199.2MB. Free memory is still 89.6MB. 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 57, overapproximation of bitwiseOr at line 77, overapproximation of someUnaryFLOAToperation at line 57, overapproximation of someBinaryArithmeticFLOAToperation at line 57. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -25; [L23] unsigned char var_1_2 = 0; [L24] signed long int var_1_3 = 1230640054; [L25] signed long int var_1_6 = 1508873667; [L26] unsigned char var_1_7 = 64; [L27] unsigned char var_1_8 = 200; [L28] unsigned char var_1_9 = 16; [L29] unsigned char var_1_10 = 0; [L30] unsigned char var_1_11 = 8; [L31] float var_1_12 = 15.4; [L32] float var_1_16 = 10000000000000.375; [L33] float var_1_17 = 16.4; [L34] float var_1_18 = 8.5; [L35] float var_1_19 = 64.75; [L36] unsigned char var_1_20 = 16; [L37] signed char var_1_22 = 0; [L38] unsigned char var_1_23 = 16; [L39] unsigned char var_1_24 = 128; [L40] float var_1_25 = 0.19999999999999996; [L41] float var_1_26 = 99999999999.8; [L42] unsigned char var_1_27 = 10; [L43] unsigned char var_1_28 = 50; [L44] signed char var_1_29 = 2; [L45] signed char var_1_30 = 4; [L46] float var_1_31 = 10.25; [L47] unsigned char var_1_32 = 0; [L48] unsigned long int var_1_33 = 16; [L139] isInitial = 1 [L140] FCALL initially() [L141] COND TRUE 1 [L142] FCALL updateLastVariables() [L143] CALL updateVariables() [L91] var_1_2 = __VERIFIER_nondet_uchar() [L92] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=1230640054, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=1230640054, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L93] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=1230640054, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=1230640054, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L94] var_1_3 = __VERIFIER_nondet_long() [L95] CALL assume_abort_if_not(var_1_3 >= 1073741822) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_3 >= 1073741822) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L96] CALL assume_abort_if_not(var_1_3 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_3 <= 2147483646) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L97] var_1_6 = __VERIFIER_nondet_long() [L98] CALL assume_abort_if_not(var_1_6 >= 1073741822) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_6 >= 1073741822) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L99] CALL assume_abort_if_not(var_1_6 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_6 <= 2147483646) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L100] var_1_8 = __VERIFIER_nondet_uchar() [L101] CALL assume_abort_if_not(var_1_8 >= 190) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=16] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_8 >= 190) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=16] [L102] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=16] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=16] [L103] var_1_9 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190] [L105] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L106] var_1_10 = __VERIFIER_nondet_uchar() [L107] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L108] CALL assume_abort_if_not(var_1_10 <= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_10 <= 32) VAL [isInitial=1, var_1_10=1, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L109] var_1_11 = __VERIFIER_nondet_uchar() [L110] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=1, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L111] CALL assume_abort_if_not(var_1_11 <= 31) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_11 <= 31) VAL [isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L112] var_1_17 = __VERIFIER_nondet_float() [L113] CALL assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L114] var_1_18 = __VERIFIER_nondet_float() [L115] CALL assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L116] var_1_20 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_20 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=9, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_20 >= 1) VAL [isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=9, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L118] CALL assume_abort_if_not(var_1_20 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=9, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_20 <= 126) VAL [isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=9, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L119] CALL assume_abort_if_not(var_1_20 != 127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=9, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_20 != 127) VAL [isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=9, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_26=499999999999/5, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L120] var_1_26 = __VERIFIER_nondet_float() [L121] CALL assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=9, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=9, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_27=10, var_1_28=50, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L122] var_1_28 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=9, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_27=10, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=9, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_27=10, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L124] CALL assume_abort_if_not(var_1_28 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=9, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_27=10, var_1_28=254, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_28 <= 254) VAL [isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=9, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_27=10, var_1_28=254, var_1_29=2, var_1_2=1, var_1_30=4, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L125] var_1_30 = __VERIFIER_nondet_char() [L126] CALL assume_abort_if_not(var_1_30 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=9, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_27=10, var_1_28=254, var_1_29=2, var_1_2=1, var_1_30=-127, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_30 >= -127) VAL [isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=9, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_27=10, var_1_28=254, var_1_29=2, var_1_2=1, var_1_30=-127, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L127] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=9, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_27=10, var_1_28=254, var_1_29=2, var_1_2=1, var_1_30=-127, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=9, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_27=10, var_1_28=254, var_1_29=2, var_1_2=1, var_1_30=-127, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L128] var_1_32 = __VERIFIER_nondet_uchar() [L129] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=9, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_27=10, var_1_28=254, var_1_29=2, var_1_2=1, var_1_30=-127, var_1_31=41/4, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=9, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_27=10, var_1_28=254, var_1_29=2, var_1_2=1, var_1_30=-127, var_1_31=41/4, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L130] CALL assume_abort_if_not(var_1_32 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=9, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_27=10, var_1_28=254, var_1_29=2, var_1_2=1, var_1_30=-127, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_32 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=9, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=9, var_1_22=0, var_1_23=16, var_1_24=128, var_1_25=4999999999999999/25000000000000000, var_1_27=10, var_1_28=254, var_1_29=2, var_1_2=1, var_1_30=-127, var_1_31=41/4, var_1_32=0, var_1_33=16, var_1_3=2147483646, var_1_6=1073741822, var_1_7=64, var_1_8=190, var_1_9=44] [L143] RET updateVariables() [L144] CALL step() [L52] var_1_24 = 50 [L53] var_1_25 = var_1_26 [L54] var_1_27 = var_1_28 [L55] var_1_29 = var_1_30 [L56] COND FALSE !(\read(var_1_32)) [L59] var_1_33 = var_1_27 [L60] var_1_7 = ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11))) [L61] var_1_16 = (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) [L62] COND FALSE !((3886175339u - var_1_20) <= (var_1_9 / var_1_3)) [L69] var_1_23 = var_1_20 [L71] COND TRUE \read(var_1_2) [L72] var_1_1 = ((var_1_3 - var_1_7) - var_1_7) [L76] signed long int stepLocal_1 = var_1_9 % (var_1_8 - var_1_20); [L77] EXPR var_1_7 ^ var_1_10 [L77] signed long int stepLocal_0 = var_1_7 ^ var_1_10; [L78] COND TRUE stepLocal_1 > ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))) [L79] EXPR var_1_3 ^ var_1_23 [L79] COND FALSE !((var_1_3 ^ var_1_23) <= stepLocal_0) [L83] COND TRUE (var_1_11 % var_1_20) < var_1_1 [L84] var_1_22 = ((((10) > (var_1_10)) ? (10) : (var_1_10))) [L86] COND TRUE ((((var_1_16) > (var_1_16)) ? (var_1_16) : (var_1_16))) <= (- (var_1_19 / 4.9f)) [L87] var_1_12 = 31.5f [L144] RET step() [L145] CALL, EXPR property() [L135] EXPR ((((var_1_2 ? (var_1_1 == ((signed long int) ((var_1_3 - var_1_7) - var_1_7))) : (var_1_1 == ((signed long int) (((((var_1_3) > ((var_1_6 - var_1_7))) ? (var_1_3) : ((var_1_6 - var_1_7)))) - var_1_7)))) && (var_1_7 == ((unsigned char) ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11)))))) && ((((((var_1_16) > (var_1_16)) ? (var_1_16) : (var_1_16))) <= (- (var_1_19 / 4.9f))) ? (var_1_12 == ((float) 31.5f)) : 1)) && (var_1_16 == ((float) (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))))))) && (((var_1_9 % (var_1_8 - var_1_20)) > ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) ? (((var_1_3 ^ var_1_23) <= (var_1_7 ^ var_1_10)) ? (var_1_19 == ((float) var_1_17)) : 1) : 1) [L135] EXPR ((var_1_9 % (var_1_8 - var_1_20)) > ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) ? (((var_1_3 ^ var_1_23) <= (var_1_7 ^ var_1_10)) ? (var_1_19 == ((float) var_1_17)) : 1) : 1 [L135] EXPR var_1_3 ^ var_1_23 [L135] EXPR var_1_7 ^ var_1_10 [L135] EXPR ((var_1_9 % (var_1_8 - var_1_20)) > ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) ? (((var_1_3 ^ var_1_23) <= (var_1_7 ^ var_1_10)) ? (var_1_19 == ((float) var_1_17)) : 1) : 1 [L135] EXPR ((((var_1_2 ? (var_1_1 == ((signed long int) ((var_1_3 - var_1_7) - var_1_7))) : (var_1_1 == ((signed long int) (((((var_1_3) > ((var_1_6 - var_1_7))) ? (var_1_3) : ((var_1_6 - var_1_7)))) - var_1_7)))) && (var_1_7 == ((unsigned char) ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11)))))) && ((((((var_1_16) > (var_1_16)) ? (var_1_16) : (var_1_16))) <= (- (var_1_19 / 4.9f))) ? (var_1_12 == ((float) 31.5f)) : 1)) && (var_1_16 == ((float) (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))))))) && (((var_1_9 % (var_1_8 - var_1_20)) > ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) ? (((var_1_3 ^ var_1_23) <= (var_1_7 ^ var_1_10)) ? (var_1_19 == ((float) var_1_17)) : 1) : 1) [L135-L136] return ((((((var_1_2 ? (var_1_1 == ((signed long int) ((var_1_3 - var_1_7) - var_1_7))) : (var_1_1 == ((signed long int) (((((var_1_3) > ((var_1_6 - var_1_7))) ? (var_1_3) : ((var_1_6 - var_1_7)))) - var_1_7)))) && (var_1_7 == ((unsigned char) ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11)))))) && ((((((var_1_16) > (var_1_16)) ? (var_1_16) : (var_1_16))) <= (- (var_1_19 / 4.9f))) ? (var_1_12 == ((float) 31.5f)) : 1)) && (var_1_16 == ((float) (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))))))) && (((var_1_9 % (var_1_8 - var_1_20)) > ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) ? (((var_1_3 ^ var_1_23) <= (var_1_7 ^ var_1_10)) ? (var_1_19 == ((float) var_1_17)) : 1) : 1)) && (((var_1_11 % var_1_20) < var_1_1) ? (var_1_22 == ((signed char) ((((10) > (var_1_10)) ? (10) : (var_1_10))))) : 1)) && (((3886175339u - var_1_20) <= (var_1_9 / var_1_3)) ? ((var_1_10 > var_1_7) ? (var_1_23 == ((unsigned char) ((((var_1_20) < ((var_1_8 - var_1_9))) ? (var_1_20) : ((var_1_8 - var_1_9)))))) : (var_1_23 == ((unsigned char) (((((var_1_20) > (64)) ? (var_1_20) : (64))) + var_1_11)))) : (var_1_23 == ((unsigned char) var_1_20))) ; [L145] RET, EXPR property() [L145] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_11=9, var_1_12=63/2, var_1_17=0, var_1_19=259/4, var_1_1=2147483534, var_1_20=9, var_1_22=10, var_1_23=9, var_1_24=50, var_1_25=2, var_1_26=2, var_1_27=254, var_1_28=254, var_1_29=-127, var_1_2=1, var_1_30=-127, var_1_31=41/4, var_1_32=0, var_1_33=254, var_1_3=2147483646, var_1_6=1073741822, var_1_7=56, var_1_8=190, var_1_9=44] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_11=9, var_1_12=63/2, var_1_17=0, var_1_19=259/4, var_1_1=2147483534, var_1_20=9, var_1_22=10, var_1_23=9, var_1_24=50, var_1_25=2, var_1_26=2, var_1_27=254, var_1_28=254, var_1_29=-127, var_1_2=1, var_1_30=-127, var_1_31=41/4, var_1_32=0, var_1_33=254, var_1_3=2147483646, var_1_6=1073741822, var_1_7=56, var_1_8=190, var_1_9=44] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 1, TraceHistogramMax: 26, 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=49occurred 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: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 96 NumberOfCodeBlocks, 96 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 [2023-11-25 00:09:29,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/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_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-83.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91 --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 4d560aef9c429cb7a20e821dc0d14e5317c41f3779b68c4d3bb063818eccd32c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:09:32,896 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:09:32,994 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-25 00:09:33,001 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:09:33,002 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:09:33,039 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:09:33,044 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:09:33,045 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:09:33,047 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:09:33,050 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:09:33,051 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:09:33,051 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:09:33,052 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:09:33,058 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:09:33,059 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:09:33,059 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:09:33,060 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:09:33,061 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:09:33,062 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:09:33,063 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:09:33,064 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:09:33,064 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:09:33,065 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:09:33,065 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:09:33,066 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-25 00:09:33,066 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-25 00:09:33,067 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-25 00:09:33,067 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:09:33,068 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:09:33,068 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:09:33,070 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:09:33,070 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-25 00:09:33,071 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:09:33,071 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:09:33,071 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:09:33,072 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:09:33,072 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:09:33,073 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:09:33,073 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-25 00:09:33,074 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-25 00:09:33,075 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:09:33,076 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:09:33,076 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:09:33,076 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:09:33,077 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_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d560aef9c429cb7a20e821dc0d14e5317c41f3779b68c4d3bb063818eccd32c [2023-11-25 00:09:33,558 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:09:33,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:09:33,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:09:33,611 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:09:33,612 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:09:33,613 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-83.i [2023-11-25 00:09:37,339 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:09:37,723 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:09:37,734 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-83.i [2023-11-25 00:09:37,750 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/data/53d96b943/3972ab3951914637be334550a694ffba/FLAG5748f20b3 [2023-11-25 00:09:37,778 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/data/53d96b943/3972ab3951914637be334550a694ffba [2023-11-25 00:09:37,785 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:09:37,789 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:09:37,796 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:09:37,796 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:09:37,803 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:09:37,804 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:09:37" (1/1) ... [2023-11-25 00:09:37,805 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6443c5c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:37, skipping insertion in model container [2023-11-25 00:09:37,806 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:09:37" (1/1) ... [2023-11-25 00:09:37,862 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:09:38,120 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_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-83.i[915,928] [2023-11-25 00:09:38,206 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:09:38,227 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:09:38,243 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_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-83.i[915,928] [2023-11-25 00:09:38,281 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:09:38,389 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:09:38,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:38 WrapperNode [2023-11-25 00:09:38,390 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:09:38,392 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:09:38,392 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:09:38,392 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:09:38,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:38" (1/1) ... [2023-11-25 00:09:38,430 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:38" (1/1) ... [2023-11-25 00:09:38,474 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 155 [2023-11-25 00:09:38,480 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:09:38,481 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:09:38,481 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:09:38,482 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:09:38,496 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:38" (1/1) ... [2023-11-25 00:09:38,497 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:38" (1/1) ... [2023-11-25 00:09:38,512 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:38" (1/1) ... [2023-11-25 00:09:38,516 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:38" (1/1) ... [2023-11-25 00:09:38,542 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:38" (1/1) ... [2023-11-25 00:09:38,560 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:38" (1/1) ... [2023-11-25 00:09:38,564 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:38" (1/1) ... [2023-11-25 00:09:38,582 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:38" (1/1) ... [2023-11-25 00:09:38,588 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:09:38,590 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:09:38,590 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:09:38,590 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:09:38,591 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:38" (1/1) ... [2023-11-25 00:09:38,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:09:38,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:09:38,670 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:09:38,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:09:38,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:09:38,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-25 00:09:38,724 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:09:38,724 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:09:38,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:09:38,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:09:38,848 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:09:38,851 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:09:42,896 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:09:43,042 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:09:43,043 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:09:43,043 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:09:43 BoogieIcfgContainer [2023-11-25 00:09:43,043 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:09:43,047 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:09:43,047 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:09:43,051 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:09:43,051 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:09:37" (1/3) ... [2023-11-25 00:09:43,052 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ed6136a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:09:43, skipping insertion in model container [2023-11-25 00:09:43,053 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:38" (2/3) ... [2023-11-25 00:09:43,053 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ed6136a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:09:43, skipping insertion in model container [2023-11-25 00:09:43,054 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:09:43" (3/3) ... [2023-11-25 00:09:43,055 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-83.i [2023-11-25 00:09:43,080 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:09:43,081 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:09:43,153 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:09:43,160 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;@56bdddd3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:09:43,161 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:09:43,166 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 34 states have (on average 1.3823529411764706) internal successors, (47), 35 states have internal predecessors, (47), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-25 00:09:43,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-25 00:09:43,188 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:09:43,189 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:09:43,190 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:09:43,198 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:09:43,199 INFO L85 PathProgramCache]: Analyzing trace with hash -145214982, now seen corresponding path program 1 times [2023-11-25 00:09:43,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:09:43,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [904849136] [2023-11-25 00:09:43,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:09:43,222 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 [2023-11-25 00:09:43,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:09:43,224 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-25 00:09:43,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:09:43,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:09:43,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-25 00:09:43,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:09:44,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 674 proven. 0 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2023-11-25 00:09:44,065 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:09:44,066 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:09:44,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [904849136] [2023-11-25 00:09:44,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [904849136] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:09:44,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:09:44,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-25 00:09:44,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919820022] [2023-11-25 00:09:44,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:09:44,078 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-25 00:09:44,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:09:44,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-25 00:09:44,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:09:44,133 INFO L87 Difference]: Start difference. First operand has 63 states, 34 states have (on average 1.3823529411764706) internal successors, (47), 35 states have internal predecessors, (47), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-25 00:09:45,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:09:45,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:09:45,966 INFO L93 Difference]: Finished difference Result 123 states and 222 transitions. [2023-11-25 00:09:46,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-25 00:09:46,007 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 157 [2023-11-25 00:09:46,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:09:46,014 INFO L225 Difference]: With dead ends: 123 [2023-11-25 00:09:46,014 INFO L226 Difference]: Without dead ends: 61 [2023-11-25 00:09:46,017 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:09:46,020 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-11-25 00:09:46,022 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 91 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-11-25 00:09:46,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2023-11-25 00:09:46,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2023-11-25 00:09:46,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 33 states have (on average 1.2727272727272727) internal successors, (42), 33 states have internal predecessors, (42), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-25 00:09:46,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 94 transitions. [2023-11-25 00:09:46,086 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 94 transitions. Word has length 157 [2023-11-25 00:09:46,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:09:46,087 INFO L495 AbstractCegarLoop]: Abstraction has 61 states and 94 transitions. [2023-11-25 00:09:46,088 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-25 00:09:46,088 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 94 transitions. [2023-11-25 00:09:46,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-25 00:09:46,094 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:09:46,094 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:09:46,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:09:46,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:09:46,297 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:09:46,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:09:46,299 INFO L85 PathProgramCache]: Analyzing trace with hash -1156376526, now seen corresponding path program 1 times [2023-11-25 00:09:46,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:09:46,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1275236991] [2023-11-25 00:09:46,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:09:46,302 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 [2023-11-25 00:09:46,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:09:46,303 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-25 00:09:46,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db59dac3-b3cd-4b0c-9cbc-3c5a4460ec9f/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:09:47,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:09:47,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-25 00:09:47,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:10:16,772 WARN L293 SmtUtils]: Spent 5.28s on a formula simplification that was a NOOP. DAG size: 68 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)